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What does |= (ior) do in Python?
... == (0 | 0)
We now extend this idea beyond binary numbers. Given any two integral numbers (lacking fractional components), we apply the bitwise OR and get an integral result:
>>> a = 10
>>> b = 16
>>> a | b
26
How? In general, the bitwise operations follow some "rule...
Find number of months between two Dates in Ruby on Rails
... get from your calculation is way off. All we are doing is taking days and converting them to months, it is not super accurate because it assumes 30.4167 days per month, but it very close and then it rounds anyways.
– Andreykul
Aug 2 '18 at 13:21
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Git, fatal: The remote end hung up unexpectedly
...D changes into a state where merging them became obnoxious (everything was converted to an ADD). I wish I had researched this one more before running it.
– MatrixManAtYrService
Jul 1 '16 at 3:40
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Output first 100 characters in a string
...reat way to handle this. Here are some examples.
The formatting code '%s' converts '12345' to a string, but it's already a string.
>>> '%s' % '12345'
'12345'
'%.3s' specifies to use only the first three characters.
>>> '%.3s' % '12345'
'123'
'%.7s' says to use the first se...
Can't access RabbitMQ web management interface after fresh install
...ced that I had created the setup script in Windows (CR+LF line ending) and converted the file to Linux (LF only), then reran the setup script on my Linux server.
... and was still not able to log in, because it took another 15 minutes until I realized that calling add_user over and over again would...
What are the differences between JSON and JavaScript object? [duplicate]
...erialize/deserialize .NET objects.
So it's just a format allowing you to convert from objects to string and back which is convenient if you want to transfer them over the wire.
It is very close to javascript object representation and if you simply eval() a JSON string you will get the correspondi...
How does one make an optional closure in swift?
...sure were to have a return value, it could get confusing as to what ()->Int? means.
– Cezar
Jun 24 '14 at 20:58
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How to tell if a string contains a certain character in JavaScript?
...tive does
~N => -(N+1). Use it with double negation !! (Logical NOT) to convert the numbers in bools:
!!~"FooBar".indexOf("oo"); // true
!!~"FooBar".indexOf("foo"); // false
!!~"FooBar".indexOf("oo", 2); // false
sh...
How to bundle a native library and a JNI library inside a JAR?
...
I love it! It saves a lot of trouble for integration, and you can always revert to the "old" way with System.loadLibrary() in case it failed. I think I'll start using that. Thanks! :)
– Matthieu
Jun 8 '13 at 19:55
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MVVM: Tutorial from start to finish?
...rivial RSS app in WinForms, then makes a straight port to WPF, and finally converts to MVVM. It makes a nice introduction to MVVM before you try and tackle a full description like Josh Smith's article. I'm glad that I read Reed's tutorial before Josh's article, because it gives me a little context t...