Ch1 pp47-40: Hello world.

.idea/dataSources.local.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="dataSourceStorageLocal">
+    <data-source name="MySQL - go_sn@localhost" uuid="10dc80b4-893f-4787-947d-4fc143d66263">
+      <database-info product="MySQL" version="5.6.28" jdbc-version="4.0" driver-name="MySQL Connector Java" driver-version="mysql-connector-java-5.1.35 ( Revision: 5fb9c5849535c13917c2cf9baaece6ef9693ef27 )">
+        <extra-name-characters>#@</extra-name-characters>
+        <identifier-quote-string>`</identifier-quote-string>
+      </database-info>
+      <case-sensitivity plain-identifiers="mixed" quoted-identifiers="upper" />
+      <secret-storage>master_key</secret-storage>
+      <user-name>goroot</user-name>
+      <resolve-scope>go_sn:</resolve-scope>
+    </data-source>
+  </component>
+</project>

.idea/dataSources.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="MySQL - go_sn@localhost" read-only="true" uuid="10dc80b4-893f-4787-947d-4fc143d66263">
+      <driver-ref>mysql</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>com.mysql.jdbc.Driver</jdbc-driver>
+      <jdbc-url>jdbc:mysql://localhost:3306/go_sn</jdbc-url>
+      <driver-properties>
+        <property name="autoReconnect" value="true" />
+        <property name="zeroDateTimeBehavior" value="convertToNull" />
+        <property name="tinyInt1isBit" value="false" />
+        <property name="characterEncoding" value="utf8" />
+        <property name="characterSetResults" value="utf8" />
+        <property name="yearIsDateType" value="false" />
+      </driver-properties>
+    </data-source>
+  </component>
+</project>

.idea/dataSources/10dc80b4-893f-4787-947d-4fc143d66263.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<dataSource name="MySQL - go_sn@localhost">
+  <database-model serializer="dbm" rdbms="MYSQL" format-version="4.0">
+    <root id="1"/>
+    <schema id="2" parent="1" name="go_sn">
+      <Current>1</Current>
+      <Visible>1</Visible>
+    </schema>
+    <schema id="3" parent="1" name="information_schema"/>
+    <schema id="4" parent="1" name="plusvite"/>
+    <schema id="5" parent="1" name="test"/>
+  </database-model>
+</dataSource>

.idea/dataSources/10dc80b4-893f-4787-947d-4fc143d66263/storage.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<storage-settings staging-layout="plain" base-layout="schema-zip" language="MySQL"/>

.idea/encodings.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="PROJECT" charset="UTF-8" />
+  </component>
+</project>

.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="Eslint" enabled="true" level="ERROR" enabled_by_default="true" />
+  </profile>
+</component>

.idea/libraries/GOPATH__socialize_.xml

@@ -0,0 +1,23 @@
+<component name="libraryTable">
+  <library name="GOPATH &lt;socialize&gt;">
+    <CLASSES>
+      <root url="file://$PROJECT_DIR$/../../../fgm" />
+      <root url="file://$PROJECT_DIR$/../.." />
+      <root url="file://$PROJECT_DIR$/../../../github.com" />
+      <root url="file://$PROJECT_DIR$/../../../gopkg.in" />
+      <root url="file://$PROJECT_DIR$/../../../golang.org" />
+      <root url="file://$PROJECT_DIR$/../../../.idea" />
+    </CLASSES>
+    <SOURCES>
+      <root url="file://$PROJECT_DIR$/../../../fgm" />
+      <root url="file://$PROJECT_DIR$/../.." />
+      <root url="file://$PROJECT_DIR$/../../../github.com" />
+      <root url="file://$PROJECT_DIR$/../../../gopkg.in" />
+      <root url="file://$PROJECT_DIR$/../../../golang.org" />
+      <root url="file://$PROJECT_DIR$/../../../.idea" />
+    </SOURCES>
+    <excluded>
+      <root url="file://$PROJECT_DIR$" />
+    </excluded>
+  </library>
+</component>

.idea/libraries/Go_SDK.xml

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+<component name="libraryTable">
+  <library name="Go SDK">
+    <CLASSES>
+      <root url="file:///usr/local/go/src" />
+    </CLASSES>
+    <SOURCES />
+  </library>
+</component>

.idea/misc.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ESLintProjectComponent">
+    <option name="eslintRcFile" value="$USER_HOME$/.eslintrc.js" />
+    <option name="eslintExecutable" value="/usr/local/lib/node_modules/eslint/bin/eslint.js" />
+    <option name="nodeInterpreter" value="/usr/local/bin/node" />
+    <option name="pluginEnabled" value="true" />
+  </component>
+  <component name="ProjectInspectionProfilesVisibleTreeState">
+    <entry key="Project Default">
+      <profile-state>
+        <expanded-state>
+          <State>
+            <id />
+          </State>
+          <State>
+            <id>Code quality toolsJavaScript</id>
+          </State>
+          <State>
+            <id>JavaScript</id>
+          </State>
+        </expanded-state>
+        <selected-state>
+          <State>
+            <id>Eslint</id>
+          </State>
+        </selected-state>
+      </profile-state>
+    </entry>
+  </component>
+</project>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/socialize.iml" filepath="$PROJECT_DIR$/.idea/socialize.iml" />
+    </modules>
+  </component>
+</project>

.idea/socialize.iml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module-library">
+      <library name="PHP Runtime" type="php">
+        <CLASSES>
+          <root url="jar://$APPLICATION_HOME_DIR$/plugins/php/lib/php.jar!/stubs/standard" />
+        </CLASSES>
+        <SOURCES>
+          <root url="jar://$APPLICATION_HOME_DIR$/plugins/php/lib/php.jar!/stubs/standard" />
+        </SOURCES>
+      </library>
+    </orderEntry>
+    <orderEntry type="library" scope="PROVIDED" name="Go SDK" level="project" />
+    <orderEntry type="library" name="GOPATH &lt;socialize&gt;" level="project" />
+  </component>
+</module>

.idea/sqldialects.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="SqlDialectMappings">
+    <file url="file://$PROJECT_DIR$/ch1/db.sql" dialect="MySQL" />
+  </component>
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

.idea/workspace.xml

@@ -0,0 +1,358 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="0ddf907f-19c6-4800-b618-ea38c205c4ec" name="Default" comment="">
+      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.gitignore" />
+      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/libraries/GOPATH__socialize_.xml" />
+      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/libraries/Go_SDK.xml" />
+      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/vcs.xml" />
+      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/ch1/ex1_helloworld.go" />
+    </list>
+    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
+    <option name="TRACKING_ENABLED" value="true" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="CreatePatchCommitExecutor">
+    <option name="PATCH_PATH" value="" />
+  </component>
+  <component name="DatabaseView">
+    <option name="GROUP_SCHEMA" value="true" />
+    <option name="GROUP_CONTENTS" value="false" />
+    <option name="SORT_POSITIONED" value="false" />
+    <option name="SHOW_TABLE_DETAILS" value="true" />
+    <option name="SHOW_EMPTY_GROUPS" value="false" />
+    <option name="AUTO_SCROLL_FROM_SOURCE" value="false" />
+  </component>
+  <component name="ExecutionTargetManager" SELECTED_TARGET="default_target" />
+  <component name="FileEditorManager">
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file leaf-file-name="ex1_helloworld.go" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/ch1/ex1_helloworld.go">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="336">
+              <caret line="24" column="0" lean-forward="false" selection-start-line="24" selection-start-column="0" selection-end-line="24" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name=".gitignore" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/.gitignore">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="0">
+              <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="time.go" pinned="false" current-in-tab="false">
+        <entry file="file:///usr/local/go/src/time/time.go">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="200">
+              <caret line="446" column="8" lean-forward="false" selection-start-line="446" selection-start-column="8" selection-end-line="446" selection-end-column="8" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+    </leaf>
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Go Application" />
+      </list>
+    </option>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="IdeDocumentHistory">
+    <option name="CHANGED_PATHS">
+      <list>
+        <option value="$PROJECT_DIR$/ch1/main.go" />
+        <option value="$PROJECT_DIR$/.gitignore" />
+      </list>
+    </option>
+  </component>
+  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsGulpfileManager">
+    <detection-done>true</detection-done>
+    <sorting>DEFINITION_ORDER</sorting>
+  </component>
+  <component name="PhpWorkspaceProjectConfiguration" backward_compatibility_performed="true" />
+  <component name="ProjectFrameBounds">
+    <option name="y" value="23" />
+    <option name="width" value="1436" />
+    <option name="height" value="877" />
+  </component>
+  <component name="ProjectView">
+    <navigator currentView="ProjectPane" proportions="" version="1">
+      <flattenPackages />
+      <showMembers />
+      <showModules />
+      <showLibraryContents />
+      <hideEmptyPackages />
+      <abbreviatePackageNames />
+      <autoscrollToSource />
+      <autoscrollFromSource ProjectPane="true" />
+      <sortByType />
+      <manualOrder />
+      <foldersAlwaysOnTop value="true" />
+    </navigator>
+    <panes>
+      <pane id="Scratches" />
+      <pane id="Scope" />
+      <pane id="ProjectPane">
+        <subPane>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="socialize" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="socialize" />
+              <option name="myItemType" value="com.jetbrains.php.projectView.PhpTreeStructureProvider$1" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="socialize" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="socialize" />
+              <option name="myItemType" value="com.jetbrains.php.projectView.PhpTreeStructureProvider$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="ch1" />
+              <option name="myItemType" value="com.jetbrains.php.projectView.PhpTreeStructureProvider$1" />
+            </PATH_ELEMENT>
+          </PATH>
+        </subPane>
+      </pane>
+    </panes>
+  </component>
+  <component name="PropertiesComponent">
+    <property name="settings.editor.selected.configurable" value="project.propVCSSupport.Mappings" />
+    <property name="js.eslint.nodeInterpreter" value="/usr/local/bin/node" />
+    <property name="js.eslint.eslintPackage" value="/usr/local/lib/node_modules/eslint" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$/../../../github.com" />
+    <property name="settings.editor.splitter.proportion" value="0.2" />
+    <property name="nodejs_interpreter_path" value="/usr/local/bin/node" />
+    <property name="configurable.Global.libraries.is.expanded" value="true" />
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="com.intellij.database.dataSource.DataSourceTemplate" value="MySQL" />
+    <property name="DefaultGoTemplateProperty" value="Go Application" />
+    <property name="js-jscs-nodeInterpreter" value="/usr/local/bin/node" />
+    <property name="HbShouldOpenHtmlAsHb" value="" />
+    <property name="SearchEverywhereHistoryKey" value="MicroSecond&#9;null&#9;null" />
+  </component>
+  <component name="RunManager">
+    <configuration default="true" type="BashConfigurationType" factoryName="Bash">
+      <option name="INTERPRETER_OPTIONS" value="" />
+      <option name="INTERPRETER_PATH" value="/bin/bash" />
+      <option name="WORKING_DIRECTORY" value="" />
+      <option name="PARENT_ENVS" value="true" />
+      <option name="SCRIPT_NAME" value="" />
+      <option name="PARAMETERS" value="" />
+      <module name="" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="GoApplicationRunConfiguration" factoryName="Go Application">
+      <module name="" />
+      <working_directory value="$PROJECT_DIR$" />
+      <filePath value="$PROJECT_DIR$" />
+      <kind value="FILE" />
+      <method />
+    </configuration>
+    <configuration default="true" type="GoRunFileConfiguration" factoryName="Go Single File">
+      <module name="" />
+      <working_directory value="$PROJECT_DIR$" />
+      <filePath value="$PROJECT_DIR$" />
+      <method />
+    </configuration>
+    <configuration default="true" type="GoTestRunConfiguration" factoryName="Go Test">
+      <module name="" />
+      <working_directory value="$PROJECT_DIR$" />
+      <framework value="gotest" />
+      <kind value="DIRECTORY" />
+      <method />
+    </configuration>
+    <configuration default="true" type="JavaScriptTestRunnerKarma" factoryName="Karma">
+      <config-file value="" />
+      <node-interpreter value="project" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="JavaScriptTestRunnerProtractor" factoryName="Protractor">
+      <config-file value="" />
+      <node-interpreter value="project" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="JavascriptDebugType" factoryName="JavaScript Debug">
+      <method />
+    </configuration>
+    <configuration default="true" type="NodeJSConfigurationType" factoryName="Node.js" path-to-node="project" working-dir="">
+      <method />
+    </configuration>
+    <configuration default="true" type="PHPUnitRunConfigurationType" factoryName="PHPUnit">
+      <TestRunner />
+      <method />
+    </configuration>
+    <configuration default="true" type="PhpLocalRunConfigurationType" factoryName="PHP Console">
+      <method />
+    </configuration>
+    <configuration default="true" type="PhpSpecConfigurationType" factoryName="PHPSpec">
+      <PhpTestRunnerSettings />
+      <method />
+    </configuration>
+    <configuration default="true" type="js.build_tools.gulp" factoryName="Gulp.js">
+      <method />
+    </configuration>
+    <configuration default="true" type="js.build_tools.npm" factoryName="npm">
+      <command value="run" />
+      <scripts />
+      <node-interpreter value="project" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="mocha-javascript-test-runner" factoryName="Mocha">
+      <node-interpreter>project</node-interpreter>
+      <node-options />
+      <working-directory />
+      <pass-parent-env>true</pass-parent-env>
+      <envs />
+      <ui />
+      <extra-mocha-options />
+      <test-kind>DIRECTORY</test-kind>
+      <test-directory />
+      <recursive>false</recursive>
+      <method />
+    </configuration>
+  </component>
+  <component name="ShelveChangesManager" show_recycled="false">
+    <option name="remove_strategy" value="false" />
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="0ddf907f-19c6-4800-b618-ea38c205c4ec" name="Default" comment="" />
+      <created>1483445907825</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1483445907825</updated>
+      <workItem from="1483445909025" duration="655000" />
+      <workItem from="1483473742718" duration="1475000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TimeTrackingManager">
+    <option name="totallyTimeSpent" value="2130000" />
+  </component>
+  <component name="ToolWindowManager">
+    <frame x="0" y="23" width="1436" height="877" extended-state="6" />
+    <editor active="true" />
+    <layout>
+      <window_info id="Project" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.25681493" sideWeight="0.5" order="5" side_tool="false" content_ui="combo" />
+      <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="10" side_tool="false" content_ui="tabs" />
+      <window_info id="Docker" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="11" side_tool="false" content_ui="tabs" />
+      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
+      <window_info id="Database" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
+      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
+      <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.24964131" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
+      <window_info id="Mongo Explorer" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.20127389" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="true" content_ui="tabs" />
+      <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="8" side_tool="false" content_ui="tabs" />
+      <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
+      <window_info id="Commander" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Inspection" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="9" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
+      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="combo" />
+      <window_info id="Metrics" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
+      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="5" side_tool="false" content_ui="tabs" />
+      <window_info id="Ant Build" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
+      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+    </layout>
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="processedProjectFiles" value="true" />
+  </component>
+  <component name="UnknownFeatures">
+    <option featureType="com.intellij.fileTypeFactory" implementationName="*.gitignore" />
+  </component>
+  <component name="VcsContentAnnotationSettings">
+    <option name="myLimit" value="2678400000" />
+  </component>
+  <component name="XDebuggerManager">
+    <breakpoint-manager />
+    <watches-manager />
+  </component>
+  <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/ch1/db.sql">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="0">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$APPLICATION_CONFIG_DIR$/consoles/db/10dc80b4-893f-4787-947d-4fc143d66263/console.sql">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="0">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/ch1/db.sql">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="452">
+          <caret line="37" column="57" lean-forward="false" selection-start-line="37" selection-start-column="57" selection-end-line="37" selection-end-column="57" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/README.md">
+      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+        <state split_layout="FIRST">
+          <first_editor relative-caret-position="84">
+            <caret line="6" column="0" lean-forward="true" selection-start-line="6" selection-start-column="0" selection-end-line="6" selection-end-column="0" />
+            <folding />
+          </first_editor>
+          <second_editor />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file:///usr/local/go/src/time/time.go">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="200">
+          <caret line="446" column="8" lean-forward="false" selection-start-line="446" selection-start-column="8" selection-end-line="446" selection-end-column="8" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/ch1/ex1_helloworld.go">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="336">
+          <caret line="24" column="0" lean-forward="false" selection-start-line="24" selection-start-column="0" selection-end-line="24" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/.gitignore">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="0">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+  </component>
+</project>

ch1/ex1_helloworld.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"net/http"
+	"encoding/json"
+	"fmt"
+)
+
+type API struct {
+	Message string "json:message"
+}
+
+func main() {
+	http.HandleFunc("/api", func(w http.ResponseWriter, r *http.Request) {
+		message := API{Message:"Hello, world"}
+		output, err := json.Marshal(message)
+		if err != nil {
+			fmt.Println("Something went wrong", err)
+		}
+		fmt.Fprintf(w, string(output))
+	});
+
+	http.ListenAndServe(":8080", nil)
+}