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Is there a difference between “==” and “is”?
...gt;>> b == a
True
# Make a new copy of list `a` via the slice operator,
# and assign it to variable `b`
>>> b = a[:]
>>> b is a
False
>>> b == a
True
In your case, the second test only works because Python caches small integer objects, which is an implementation...
Mutex example / tutorial? [closed]
I'm new to multithreading, and was trying to understand how mutexes work. Did a lot of Googling but it still left some doubts of how it works because I created my own program in which locking didn't work.
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IntelliJ IDEA hint parameters of method
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Use CTRL+P (CMD+P for Mac), it should show something similar.
You may also find the reference card (PDF) handy.
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How to embed a SWF file in an HTML page?
...version detection. If the user does not have the version of Flash required or has JavaScript disabled, they will see an alternate content. You can also use this library to trigger a Flash player upgrade. Once the user has upgraded, they will be redirected back to the page.
An example from the docum...
Understanding $.proxy() in jQuery
...r this represents the element that was clicked.
But what if we wanted a short delay before adding the class? We might use a setTimeout to accomplish it, but the trouble is that whatever function we give to setTimeout, the value of this inside that function will be window instead of our element.
$(...
Facebook Android Generate Key Hash
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Delete your debug certificate under ~/.android/debug.keystore (on Linux and Mac OS X); the directory is something like %USERHOME%/.android on Windows.
The Eclipse plugin should then generate a new certificate when you next try to build a debug package.
Let me know if that works.
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Rolling back local and remote git repository by 1 commit
I've read the similar posts on this topic, and can't for the life of me figure out how to do this properly.
14 Answers
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Mixing a PHP variable with a string literal
...ity when interpolating variables directly in strings.
Also, this doesn't work with single quotes. So:
echo '{$test}y';
will output
{$test}y
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Practical use of `stackalloc` keyword
... accident, because Intellisense suggests it when I start typing static , for example.
5 Answers
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I want my android application to be only run in portrait mode?
I want my android application to be only run in portrait mode?
How can I do that?
6 Answers
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