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How should I call 3 functions in order to execute them one after the other?
...ed.
Asynchronous Functions
Asynchronous function, however, will not wait for each other. Let us look at the same code sample we had above, this time assuming that the functions are asynchronous
doSomething();
doSomethingElse();
doSomethingUsefulThisTime();
The functions will be initialized in o...
Why use prefixes on member variables in C++ classes
A lot of C++ code uses syntactical conventions for marking up member variables. Common examples include
29 Answers
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How do I get current date/time on the Windows command line in a suitable format for usage in a file/
Update: Now that it's 2016 I'd use PowerShell for this unless there's a really compelling backwards-compatible reason for it, particularly because of the regional settings issue with using date . See @npocmaka's https://stackoverflow.com/a/19799236/8479
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When should I use ugettext_lazy?
I have a question about using ugettext and ugettext_lazy for translations.
I learned that in models I should use ugettext_lazy , while in views ugettext.
But are there any other places, where I should use ugettext_lazy too? What about form definitions?
Are there any performance diffrences betwe...
What is the difference between ndarray and array in numpy?
..... The parameters given here refer to a
low-level method (ndarray(...)) for instantiating an array.
Most of the meat of the implementation is in C code, here in multiarray, but you can start looking at the ndarray interfaces here:
https://github.com/numpy/numpy/blob/master/numpy/core/numeric.p...
Can iterators be reset in Python?
...gesting itertools.tee, but that's ignoring one crucial warning in the docs for it:
This itertool may require significant
auxiliary storage (depending on how
much temporary data needs to be
stored). In general, if one iterator
uses most or all of the data before
another iterator starts,...
Targeting .NET Framework 4.5 via Visual Studio 2010
...al Studio 2010, since it's just a minor update that should't pose problems for Visual Studio 2010. Unfortunately I am not, even manually removing certain 4.0 and adding the corresponding 4.5 assemblies resulted in the original 4.0 assemblies still being referenced in the project.
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Check if a Windows service exists and delete in PowerShell
...
You can use WMI or other tools for this since there is no Remove-Service cmdlet until Powershell 6.0 (See Remove-Service doc)
For example:
$service = Get-WmiObject -Class Win32_Service -Filter "Name='servicename'"
$service.delete()
Or with the sc.exe t...
Check if PHP session has already started
... session and sometimes from a page that doesn't have session started. Therefore when I have session_start() on this script I sometimes get the error message for "session already started". For that I've put these lines:
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How to disable and re-enable console logging in Python?
... using Python's logging module and I want to disable the console logging for some time but it doesn't work.
17 Answers
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