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How to convert JSON string to array
...ject e.g. {foo:"bar"} as an object in the array. how can I create an array from the json_encoded data to read each json object? @RikkusRukkus
– Manny265
Oct 3 '18 at 8:48
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Convert floats to ints in Pandas?
I've been working with data imported from a CSV. Pandas changed some columns to float, so now the numbers in these columns get displayed as floating points! However, I need them to be displayed as integers, or, without comma. Is there a way to convert them to integers or not display the comma?
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Difference between java.util.Random and java.security.SecureRandom
...gruential Generator to produce random values in java.util.Random.
Taken from java.util.Random source code (JDK 7u2), from a comment on the method protected int next(int bits), which is the one that generates the random values:
This is a linear congruential pseudorandom number generator, as
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How to reliably open a file in the same directory as a Python script
... The problem with this is it will vary if you the file being run is from the interrupter directly or if it is imported. See my answer for the differences between file and sys.argv[0]
– Zimm3r
Oct 30 '10 at 23:03
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What is the “continue” keyword and how does it work in Java?
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A continue statement without a label will re-execute from the condition the innermost while or do loop, and from the update expression of the innermost for loop. It is often used to early-terminate a loop's processing and thereby avoid deeply-nested if statements. In the fol...
Where do I find the definition of size_t?
I see variables defined with this type but I don't know where it comes from, nor what is its purpose. Why not use int or unsigned int? (What about other "similar" types? Void_t, etc).
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How can you dynamically create variables via a while loop? [duplicate]
...ers... Creating an item (key,value) in a dictionary a isn't very different from creating the same in locals() or globals() that are implemented as dictionaries too. I wonder why I have been downvoted by some downvote sniper for my answer creating an item in globals() while the answer of Gintautas Mi...
Convert sqlalchemy row object to python dict
...em. if you want just column data (for example, to take a list of instances from a query and drop them in a pandas dataframe) then {col.name: getattr(self, col.name) for col in self.__table__.columns} as answered by Anurag Uniyal (with important corrections from comments to that answer) seems both mo...
How to find out how many lines of code there are in an Xcode project?
...and it is fairly easy to use. It is a PERL script that you can add and run from your project directory.
PERL is already part of Mac OS and you can invoke the script this way to find out your number of lines you have written:
perl cloc-1.56.pl ./YourDirectoryWhereYourSourcesAre
This is an example...
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...