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Building without cleaning the output location
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<h1>
Building without cleaning the output location
</h1>
<p>
To build projects without cleaning the output location:
</p>
<blockquote>
Open the
<a class="command-link" href='javascript:executeCommand("org.eclipse.ui.window.preferences(preferencePageId=org.eclipse.jdt.ui.preferences.JavaBuildPreferencePage)")'>
<img src="PLUGINS_ROOT/org.eclipse.help/command_link.png">
<strong>Java &gt; Compiler &gt; Building</strong></a>
preference page.<br>
Then set the <strong>Scrub output folders on full build</strong> checkbox.
</blockquote>
To build projects after cleaning the output location:
<blockquote>
Open the
<a class="command-link" href='javascript:executeCommand("org.eclipse.ui.window.preferences(preferencePageId=org.eclipse.jdt.ui.preferences.JavaBuildPreferencePage)")'>
<img src="PLUGINS_ROOT/org.eclipse.help/command_link.png">
<strong>Java &gt; Compiler &gt; Building</strong></a>
preference page.<br>
Then clear the <strong>Scrub output folders on full build</strong> checkbox.
</blockquote>
<p>
To build a single project without cleaning the output location:
</p>
<blockquote>
Select the project, and from its pop-up menu, select <strong>Properties</strong>.<br>
In the Properties dialog, select the <strong>Java Compiler &gt; Building</strong> page.<br>
Then set the <strong>Scrub output folders on full build</strong> checkbox.
</blockquote>
To build a single project after cleaning the output location:
<blockquote>
Select the project, and from its pop-up menu, select <strong>Properties</strong>.<br>
In the Properties dialog, select the <strong>Java Compiler &gt; Building</strong> page.<br>
Then clear the <strong>Scrub output folders on full build</strong> checkbox.
</blockquote>
<p>
<img src="../images/ngrelc.png" alt="Related concepts" border="0" >
</p>
<p>
<a href="../concepts/concepts-4.htm">Java builder</a><br>
<a href="../concepts/cbuildcp.htm">Build class path</a>
</p>
<p>
<img src="../images/ngrelt.png" alt="Related tasks" border="0" >
</p>
<p>
<a href="tasks-106.htm">Building a Java program</a><br>
<a href="tasks-109.htm">Building manually</a><br>
<a href="tasks-107.htm">Viewing compilation errors and warnings</a><br>
<a href="tasks-110.htm">Working with build paths</a><br>
<a href="tasks-113.htm">Adding a JAR file to the build path</a><br>
<a href="tasks-112.htm">Adding a class folder to the build path</a><br>
<a href="tasks-111.htm">Viewing and editing a project's build path</a><br>
</p>
<p>
<img src="../images/ngrelr.png" alt="Related reference" border="0" ><br>
<a href="../reference/ref-123.htm">Java Build path</a>
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