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How to check if the string is empty?
... the fact that empty sequences are false.
So you should use:
if not some_string:
or:
if some_string:
Just to clarify, sequences are evaluated to False or True in a Boolean context if they are empty or not. They are not equal to False or True.
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What does “zend_mm_heap corrupted” mean
...ternals developer.
The course of action should be:
Open a bug report on http://bugs.php.net
If you have a segfault, try to provide a backtrace
Include as much configuration information as seems appropriate, in particular, if you are using opcache include optimization level.
Keep checking the bu...
Quickly find whether a value is present in a C array?
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In situations where performance is of utmost importance, the C compiler will most likely not produce the fastest code compared to what you can do with hand tuned assembly language. I tend to take the path of least resistance - for small routines like this, I just write asm code and have ...
Embed git commit hash in a .Net dll
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[assembly: AssemblyInformationalVersion("13.3.1.74-g5224f3b")]
Once you compile, you can view the version from windows explorer:
You can also get it programmatically via:
var build = ((AssemblyInformationalVersionAttribute)Assembly
.GetAssembly(typeof(YOURTYPE))
.GetCustomAttributes(typeo...
What does .SD stand for in data.table in R
... here are 16 visually distinct colors, taken from the list of 20 here:
# https://sashat.me/2017/01/11/list-of-20-simple-distinct-colors/
col16 = c('#e6194b', '#3cb44b', '#ffe119', '#0082c8', '#f58231', '#911eb4',
'#46f0f0', '#f032e6', '#d2f53c', '#fabebe', '#008080', '#e6beff',
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PowerShell equivalent to grep -f
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Also, PowerShell tab completion will make commands properly capitalized, so it is not hard to input.
– joon
Jan 2 '14 at 3:36
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Changing a specific column name in pandas DataFrame
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How can I analyze Python code to identify problematic areas?
...f plugins for regular checks and pre-commit hook. I'd actually recommend https://flakehell.readthedocs.io/config.html these days though, as it's execution model is much more robust and configurable.
– DylanYoung
Jul 7 at 18:39
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How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
...> Task -> Backup).
Create empty database with new name (clone). Note comments below as this is optional.
Click to clone database and open restore dialog (see image)
Select Device and add the backup file from step 3.
Change destination to test database
Change location of database files, it ...
Advances social tools app with cool UI - Koded Apps - Kodular Community
... });
}
Kodular Community
Advances social tools app with cool UI
Koded Apps
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