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How to measure time taken between lines of code in python?

... If you want to measure CPU time, can use time.process_time() for Python 3.3 and above: import time start = time.process_time() # your code here print(time.process_time() - start) First call turns the timer on, and second call tells you how many seconds have elapsed. The...
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How to get the sizes of the tables of a MySQL database?

I can run this query to get the sizes of all tables in a MySQL database: 16 Answers 16...
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How do I create a variable number of variables?

... answered Sep 3 '09 at 12:41 c_harmc_harm add a comment ...
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C++ Dynamic Shared Library on Linux

...were for a plugin system, you would use MyClass as a base class and define all the required functions virtual. The plugin author would then derive from MyClass, override the virtuals and implement create_object and destroy_object. Your main application would not need to be changed in any way. ...
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Intro to GPU programming [closed]

Everyone has this huge massively parallelized supercomputer on their desktop in the form of a graphics card GPU. 9 Answers ...
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Getting the name of a variable as a string

... OK, finally got it! Installed using the following pip3 install python-varname==0.1.5; imported using from varname import nameof – enter_display_name_here Jun 6 at 2:42 ...
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What is the purpose of “return await” in C#?

...n async method behave differently: when combined with using (or, more generally, any return await in a try block). Consider these two versions of a method: Task<SomeResult> DoSomethingAsync() { using (var foo = new Foo()) { return foo.DoAnotherThingAsync(); } } async Tas...
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Convert string to binary in python

...encoding. In Python 3, then, you can do something like this: a = "test" a_bytes = bytes(a, "ascii") print(' '.join(["{0:b}".format(x) for x in a_bytes])) The differences between UTF-8 and ascii encoding won't be obvious for simple alphanumeric strings, but will become important if you're process...
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Avoid duplicates in INSERT INTO SELECT query in SQL Server

... Using NOT EXISTS: INSERT INTO TABLE_2 (id, name) SELECT t1.id, t1.name FROM TABLE_1 t1 WHERE NOT EXISTS(SELECT id FROM TABLE_2 t2 WHERE t2.id = t1.id) Using NOT IN: INSERT INTO TABLE_2 (id, name) SELECT t...
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How do you test functions and closures for equality?

...s Lattner wrote on the developer forums: This is a feature we intentionally do not want to support. There are a variety of things that will cause pointer equality of functions (in the swift type system sense, which includes several kinds of closures) to fail or change depending on optimiz...