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How to list all installed packages and their versions in Python?
...uce the same output as pip freeze by calling:
pip list
Note
The output from pip list is formatted differently, so if you have some shell script that parses the output (maybe to grab the version number) of freeze and want to change your script to call list, you'll need to change your parsing code...
How is Math.Pow() implemented in .NET Framework?
... a look at the code requires the source code for the CLR. You can get that from the SSCLI20 distribution. It was written around the .NET 2.0 time frame, I've found the low-level implementations, like Math.Pow() to be still largely accurate for later versions of the CLR.
The lookup table is located i...
How to tell whether a point is to the right or left side of a line
...n imaginary line between them. Now I want to have all points that are left from this line in one set and those that are right from this line in the other set.
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How can I scan barcodes on iOS?
...ation for the iPhone. It can decode QR Codes. The source code is available from the zxing project; specifically, you want to take a look at the iPhone client and the partial C++ port of the core library. The port is a little old, from circa the 0.9 release of the Java code, but should still work rea...
How to pass arguments from command line to gradle
I'm trying to pass an argument from command line to a java class. I followed this post: http://gradle.1045684.n5.nabble.com/Gradle-application-plugin-question-td5539555.html but the code does not work for me (perhaps it is not meant for JavaExec?). Here is what I tried:
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Why use HttpClient for Synchronous Connection
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@earthling, yes, Task.Run invokes the task from a ThreadPool, but you are calling .Result on it killing all the benefits from this and blocking the thread in which you called this .Result (which usually happens to be the main UI thread).
– Darin ...
Using -performSelector: vs. just calling the method
...wning a background thread, and for calling back results to the main thread from said background thread.
– PeyloW
Sep 30 '09 at 8:36
2
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Altering a column: null to not null
...g to update all nulls to 0 and then set these columns to NOT NULL . Aside from changing nulls to 0 , data must be preserved.
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How to send FormData objects with Ajax-requests in jQuery? [duplicate]
...);
}
});
Notes:
Setting processData to false lets you prevent jQuery from automatically transforming the data into a query string. See the docs for more info.
Setting the contentType to false is imperative, since otherwise jQuery will set it incorrectly.
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How to break out or exit a method in Java?
...f a loop or switch statement. Is there anything which can be used to break from a method?
5 Answers
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