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Read and overwrite a file in Python
... For very large files, reading the entire file contents into memory can become unwieldy. Therefore, the fileinput module can become the preferred method. When passed inplace=1, it will move the file to a temporary location first, then write a new file to the old filename path. This move operatio...
What is __declspec and when do I need to use it?
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For declaring COM interfaces and classes, for example, you use __declspec(uuid), for exporting functions sans a DEF file you use __declspec(dllexport), etc. The full list is quite long.
– Seva Alekseyev
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Method to Add new or update existing item in Dictionary
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Android: create a popup that has multiple selection options
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How to get position of a certain element in strings vector, to use it as an index in ints vector?
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Sorry, I can't see @Bob__ 's comments, maybe deleted? I'm wondering why ptrdiff_t is better than size_t since ptrdiff_t would raise a warning of comparison between signed and unsigned integer
– Hiraku
Oct 17 '17 at...
Is the primary key automatically indexed in MySQL?
... when talking about database architecture/performance always advise SQL newcomers to "make sure their database is properly indexed"?
– tim peterson
Mar 7 '13 at 10:23
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Find which version of package is installed with pip
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As of pip 1.3, there is a pip show command.
$ pip show Jinja2
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Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nicely.
$ pip freeze | gre...
Dynamically load a JavaScript file
...ly load a JavaScript file? This will can be used to implement a module or component that when 'initialized' the component will dynamically load all needed JavaScript library scripts on demand.
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RegEx to make sure that the string contains at least one lower case char, upper case char, digit and
... edited Jul 21 '18 at 18:02
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answered Oct 13 '09 at 12:03
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