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Python list of dictionaries search

... 3.6.4, W7x64. from random import randint from timeit import timeit list_dicts = [] for _ in range(1000): # number of dicts in the list dict_tmp = {} for i in range(10): # number of keys for each dict dict_tmp[f"key{i}"] = randint(0,50) list_dicts.append( dict_tmp ) d...
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Is there a way to cache GitHub credentials for pushing commits?

...le: chmod 600 ~/.netrc Note that on Windows, this file should be called _netrc, and you may need to define the %HOME% environment variable - for more details see: Git - How to use .netrc file on Windows to save user and password ...
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Changing a specific column name in pandas DataFrame

... A one liner does exist: In [27]: df=df.rename(columns = {'two':'new_name'}) In [28]: df Out[28]: one three new_name 0 1 a 9 1 2 b 8 2 3 c 7 3 4 d 6 4 5 e 5 Following is the docstring for the rename method. De...
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How to normalize an array in NumPy?

... answered Jan 9 '14 at 21:15 ali_mali_m 58k1515 gold badges172172 silver badges252252 bronze badges ...
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Configuring Vim for C++

... abbreviations for my C++ use, for example : abbreviate bptr boost::shared_ptr abbreviate cstr const std::string & I have several functions for "code snippets" like things, for example : function! IncludeGuard() let basename = expand("%:t:r") let includeGuard = '__' . basename . '_h__' ...
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How to document class attributes in Python? [closed]

...speed exceeding that of an unladen swallow. Attributes: flight_speed The maximum speed that such a bird can attain. nesting_grounds The locale where these birds congregate to reproduce. """ flight_speed = 691 nesting_grounds = "Throatwarbler Man Grove" I think...
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Print number of keys in Redis

... use info keyspace directly on the redis-cli. redis> INFO # Server redis_version:6.0.6 redis_git_sha1:00000000 redis_git_dirty:0 redis_build_id:b63575307aaffe0a redis_mode:standalone os:Linux 5.4.0-1017-aws x86_64 arch_bits:64 multiplexing_api:epoll atomicvar_api:atomic-builtin gcc_version:9.3.0 ...
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What is the difference between typeof and instanceof and when should one be used vs. the other?

...ot work as expected and typeof works well ... developer.mozilla.org/En/Core_JavaScript_1.5_Reference/… – farinspace May 22 '09 at 19:37 55 ...
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Generic type conversion FROM string

... type in the conversion. Seems to work for me: public object Get( string _toparse, Type _t ) { // Test for Nullable<T> and return the base type instead: Type undertype = Nullable.GetUnderlyingType(_t); Type basetype = undertype == null ? _t : undertype; return Convert.ChangeT...
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Changing the cursor in WPF sometimes works, sometimes doesn't

... public class OverrideCursor : IDisposable { static Stack<Cursor> s_Stack = new Stack<Cursor>(); public OverrideCursor(Cursor changeToCursor) { s_Stack.Push(changeToCursor); if (Mouse.OverrideCursor != changeToCursor) Mouse.OverrideCursor = changeToCursor; } pu...