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Is there a Mutex in Java?
...ock;
import java.util.concurrent.locks.ReentrantLock;
private final Lock _mutex = new ReentrantLock(true);
_mutex.lock();
// your protected code here
_mutex.unlock();
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Rails: fields_for with index?
...s there a method (or way to pull off similar functionality) to do a fields_for_with_index ?
9 Answers
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Python import csv to list
...unkenMaster, b causes the file to be opened in binary mode as opposed to text mode. On some systems text mode means that \n will be convertes to platform-specific new line when reading or writing. See docs.
– Maciej Gol
May 24 '15 at 8:12
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SecurityException: Permission denied (missing INTERNET permission?)
this error is really really really strange and I don't know how to reproduce it and how to fix it because I made a lot of searches but nothing was useful.
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How do I move files in node.js?
...e rename function to do that.
http://nodejs.org/docs/latest/api/fs.html#fs_fs_rename_oldpath_newpath_callback
fs.rename(oldPath, newPath, callback)
Added in: v0.0.2
oldPath <String> | <Buffer>
newPath <String> | <Buffer>
callback <Function>
Asynchronous...
How do I add PHP code/file to HTML(.html) files?
I can't use PHP in my HTML pages. For example, index.html . I've tried using both:
12 Answers
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Passing a dictionary to a function as keyword parameters
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This is great, just used it with argparse/__dict__ to make it really easy to do command line argument parsing directly into options for a class object.
– Horus
Jun 14 '12 at 3:47
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Connect to a locally built Jekyll Server using mobile devices in the LAN
...e Jekyll on the command line.
That will make Jekyll's HTTP server bind to all available IPs, rather than just to localhost.
You can also add this to your _config.yml with host: 0.0.0.0. GitHub will simply ignore this when you push, so it's safe to use if you don't mind having your work openly acce...
How to delete projects in IntelliJ 12?
... project you just deleted. So I am thinking there should be another (and really easy way) to delete a project.
10 Answers
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How to change the ROOT application?
...tdown your Tomcat from the its bin directory (sh shutdown.sh). Then delete all the content of your Tomcat webapps folder (rm -fr *). Then rename your WAR file to ROOT.war, and finally start your Tomcat from the bin directory (sh startup.sh).
Leave your war file in $CATALINA_BASE/webapps under its or...