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Hidden features of Android development?
...y this right and you can create the 'default' Twitter app, or booking app, etc.
Using Alarms you can set your app to complete tasks at predetermined times, even if your app isn't running.
You can save a lot of battery life using the setInexactRepeating method to schedule regular events (like serv...
Python list directory, subdirectory, and files
I'm trying to make a script to list all directory, subdirectory, and files in a given directory.
I tried this:
7 Answers
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Is the C# static constructor thread safe?
... {
mutex.WaitOne();
return instance;
}
// Each call to Acquire() requires a call to Release()
public static void Release()
{
mutex.ReleaseMutex();
}
}
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How to quit android application programmatically
...g message
alertDialogBuilder
.setMessage("your message")
.setCancelable(false)
.setPositiveButton("YES"),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int id) {
...
What is the difference between '/' and '//' when used for division?
...floating point division, and the latter is floor division, sometimes also called integer division.
In Python 2.2 or later in the 2.x line, there is no difference for integers unless you perform a from __future__ import division, which causes Python 2.x to adopt the 3.x behavior.
Regardless of the ...
How to find where a method is defined at runtime?
...
This is really late, but here's how you can find where a method is defined:
http://gist.github.com/76951
# How to find out where a method comes from.
# Learned this from Dave Thomas while teaching Advanced Ruby Studio
# Makes the cas...
Adding a new value to an existing ENUM Type
...
It's worth mentioning that this can all be done in a single transaction, so it's mostly safe to do it in a production database.
– David Leppik
Jul 8 '11 at 20:41
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How to redirect 404 errors to a page in ExpressJS?
...isionmedia/express/blob/master/examples/error-pages/index.js
So it is actually this part:
// "app.router" positions our routes
// above the middleware defined below,
// this means that Express will attempt
// to match & call routes _before_ continuing
// on, at which point we assume it's a 404...
MemoryCache does not obey memory limits in configuration
...ximum cache size, but in my tests it does not appear that the cache is actually obeying the limits.
7 Answers
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Internal Error 500 Apache, but nothing in the logs?
...th grep PHP /var/log/syslog. Probably because I had error_log = syslog in /etc/php5/apache2/php.ini.
– mivk
Nov 18 '16 at 20:15
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