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Filter dict to contain only certain keys?
... in a select few of them. Is there an easy way to prune all the other ones out?
15 Answers
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Why would $_FILES be empty when uploading files to PHP?
...n-alphanumeric characters in it.
Once, I just spent hours trying to figure out why this was happening to me all of a sudden. It turned out that I had modified some of the PHP settings in .htaccess, and one of them (not sure which yet) was causing the upload to fail and $_FILES to be empty.
You could...
How do I daemonize an arbitrary script in unix?
...gs&
The nohup command allows you to shut down your shell session without it killing your script, while the & places your script in the background so you get a shell prompt to continue your session. The only minor problem with this is standard out and standard error both get sent to ./nohup...
Compare if two variables reference the same object in python
...utions x is z and id(x) == id(z) have already been posted, I want to point out an implementation detail of python. Python stores integers as objects, as an optimization it generates a bunch of small integers at its start (-5 to 256) and points EVERY variable holding an integer with a small value to ...
Activity transition in Android
...oid:toAlpha="1.0" android:duration="2000" />
Create a file called fadeout.xml in res/anim
<?xml version="1.0" encoding="utf-8"?>
<alpha xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/accelerate_interpolator"
android:fromAlpha="1.0...
how to find host name from IP with out login to the host
i need to find the host name of a UNIX host whose IP is known with out login to that UNIX host
11 Answers
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How to break out of a loop in Bash?
...n', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f18488651%2fhow-to-break-out-of-a-loop-in-bash%23new-answer', 'question_page');
}
);
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Move branch pointer to different commit without checkout
To move the branch pointer of a checked out branch, one can use the git reset --hard command. But how to move the branch pointer of a not-checked out branch to point at a different commit (keeping all other stuff like tracked remote branch)?
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How to get started with developing Internet Explorer extensions?
... {
int QueryService(ref Guid guidService, ref Guid riid, out IntPtr ppvObject);
}
#region Implementation of IObjectWithSite
int IObjectWithSite.SetSite(object site)
{
this.site = site;
if (site != null)
{
...
Find out whether radio button is checked with JQuery?
...oke an action (click etc) to show the alert? Is there a way to do this without clicking?
– Keith Donegan
Feb 16 '10 at 11:50
3
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