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How to make Git “forget” about a file that was tracked but is now in .gitignore?
...d for performance to prevent git to check status of big tracked files. See https://stackoverflow.com/a/13631525/717372 for more details...
git update-index --skip-worktree <file>
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impr...
How do I set the table cell widths to minimum except last column?
... <td>last column</td>
</tr>
</table>
https://jsfiddle.net/8bf17o1v/
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Build android release apk on Phonegap 3.x CLI
...ndroid/build/outputs/apk/
Sign and align the APK using the instructions at https://developer.android.com/studio/publish/app-signing.html#signing-manuallyAt the end of this step the APK which you get can be uploaded to the Play Store.
Note: As a newbie or a beginner, the last step may be a bit conf...
Accessing JPEG EXIF rotation data in JavaScript on the client side
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https://github.com/blueimp/JavaScript-Load-Image is a modern javascript library that can not only extract the exif orientation flag - it can also correctly mirror/rotate JPEG images on the client side.
I just solved the same...
What does “The APR based Apache Tomcat Native library was not found” mean?
...oad and install Tomcat Native source package
cd /opt/tomcat/bin
sudo wget https://archive.apache.org/dist/tomcat/tomcat-connectors/native/1.2.10/source/tomcat-native-1.2.10-src.tar.gz
sudo tar -xzvf tomcat-native-1.2.10-src.tar.gz
cd tomcat-native-1.2.10-src/native
verify JAVA_HOME
sudo pico ~/....
Programmatically change log level in Log4j2
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I found a good answer here: https://garygregory.wordpress.com/2016/01/11/changing-log-levels-in-log4j2/
You can use org.apache.logging.log4j.core.config.Configurator to set the level for a specific logger.
Logger logger = LogManager.getLogger(Test.cla...
Stack, Static, and Heap in C++
...t in its destructor. For shared_ptr reference, see boost documents: http://www.boost.org/doc/libs/1_37_0/libs/smart_ptr/shared_ptr.htm
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How to prevent Node.js from exiting while waiting for a callback?
...nction panic(error)
{
console.error(error);
process.exit(1);
}
// https://stackoverflow.com/a/46916601/1478566
main().catch(panic).finally(clearInterval.bind(null, setInterval(a=>a, 1E9)));
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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
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Django 1.9 added the Field.disabled attribute: https://docs.djangoproject.com/en/stable/ref/forms/fields/#disabled
The disabled boolean argument, when set to True, disables a form field using the disabled HTML attribute so that it won’t be editable by users. Even if...
Multiple variables in a 'with' statement?
...xError: invalid syntax
When will this be fixed?
This issue is tracked in https://bugs.python.org/issue12782.
Recently, Python announced in PEP 617 that they'll be replacing the current parser with a new one. Because Python's current parser is LL(1), it cannot distinguish between "multiple context ...