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Python: split a list based on a condition?
What's the best way, both aesthetically and from a performance perspective, to split a list of items into multiple lists based on a conditional? The equivalent of:
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std::wstring VS std::string
...ind of esoteric language glyphs (Klingon? Elvish?), while UTF-8 will spend from 1 to 4 bytes.
See http://en.wikipedia.org/wiki/UTF-8#Compared_to_UTF-16 for more info.
Conclusion
When I should use std::wstring over std::string?
On Linux? Almost never (§).
On Windows? Almost always (§).
On cros...
How can I disable logging while running unit tests in Python Django?
...r the benefit of other readers: You would put the call to logging.disable (from the accepted answer) at the top of tests.py in your application that is doing the logging.
– CJ Gaconnet
Apr 6 '11 at 15:51
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Post Build exited with code 1
... read only. Hope this helps someone!
I had a post build event to do a copy from one directory to another and the destination was read only. So I just went and unchecked the read-only attribute on the directory and all its subdirectories! Just make sure that its a directory that's safe to do so!
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What is the difference between `throw new Error` and `throw someObject`?
...t and throwing your own errors
The Error Object
Just what we can extract from it in an event of an error? The Error object in all browsers support the following two properties:
name: The name of the error, or more specifically, the name of the constructor function the error belongs to.
message: ...
How to track down a “double free or corruption” error
...ram to abort at the point where the double free is done.
You can set this from gdb by using the set environment MALLOC_CHECK_ 2 command before running your program; the program should abort, with the free() call visible in the backtrace.
see the man page for malloc() for more information
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How can I pass arguments to a batch file?
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I think shift "pops" the argument from the list. The assumption by OP was that %* would only output the remaining arguments, but it doesn't work that way, as @Joey said.
– NathanAldenSr
Jun 8 '16 at 13:00
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HTTP headers in Websockets client API
...mes extended to be used in websocket specific authentication) is generated from the optional second argument to the WebSocket constructor:
var ws = new WebSocket("ws://example.com/path", "protocol");
var ws = new WebSocket("ws://example.com/path", ["protocol1", "protocol2"]);
The above results in...
What is a .snk for?
...the assembly. When the assembly is strongly-named, a "hash" is constructed from the contents of the assembly, and the hash is encrypted with the private key. Then this signed hash is placed in the assembly along with the public key from the .snk.
Later on, when someone needs to verify the integrity ...
NAnt or MSBuild, which one to choose and when?
... to figure out how to edit the build script source (*.*proj file) directly from within Visual Studio. With NAnt I just have Visual Studio treat the .build script as an XML file.
Apparently, in Visual Studio, Web Application Projects don't get a *.*proj file by default, so I had great difficulty figu...