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Get first key in a (possibly) associative array?
... possibly associative array? My first thought it to just foreach the array and then immediately breaking it, like this:
21 ...
How to use XPath in Python?
...l2 has a number of advantages:
Compliance to the spec
Active development and a community participation
Speed. This is really a python wrapper around a C implementation.
Ubiquity. The libxml2 library is pervasive and thus well tested.
Downsides include:
Compliance to the spec. It's strict. Th...
“register” keyword in C?
...ve read that it is used for optimizing but is not clearly defined in any standard. Is it still relevant and if so, when would you use it?
...
Streaming via RTSP or RTP in HTML5
...er.com/path/to/stream">
Your browser does not support the VIDEO tag and/or RTP streams.
</video>
or maybe
<video src="http://myserver.com:1935/path/to/stream/myPlaylist.m3u8">
Your browser does not support the VIDEO tag and/or RTP streams.
</video>
That said, the imple...
PowerShell says “execution of scripts is disabled on this system.”
...
If you're using Windows Server 2008 R2 then there is an x64 and x86 version of PowerShell both of which have to have their execution policies set. Did you set the execution policy on both hosts?
As an Administrator, you can set the execution policy by typing this into your PowerShell...
Commenting multiple lines in DOS batch file
... DOS Batch file. To test this batch file I need to execute some lines only and want to hide/comment out remaining.
7 Answer...
How do 20 questions AI algorithms work?
...nstead of taking into account all questions which have been answered, you randomly pick a smaller subset, which is enough to give you a single answer. Now you repeat that a few times with different random subset of questions, till you see that most of the time, you are getting the same result. you t...
Can we pass parameters to a view in SQL?
...
What are the practical differences between this and a view? Can you assign user permissions to only access this function?
– MikeMurko
Oct 22 '12 at 17:44
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HTML5 Audio stop function
...the <audio> keeps loading also with preload attribute forced to none and the <source>'s src stripped out.
– Pioneer Skies
Dec 2 '15 at 11:34
6
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Do Java arrays have a maximum size?
...es makes no sense unless we are willing to downvote answers that are plain and simply wrong. Does the difference of five bytes actually matter in the real world, NO, of course not. But it concerns me that people are willing to give an answer "authoritatively" without even trying it to see if it rea...