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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
This is a bit of a philosophical question about data.table join syntax. I am finding more and more uses for data.tables, but still learning...
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How do I initialize a byte array in Java?
I have to store some constant values (UUIDs) in byte array form in java, and I'm wondering what the best way to initialize those static arrays would be. This is how I'm currently doing it, but I feel like there must be a better way.
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How to create new tmux session if none exists
I am trying to figure out how to attach to a tmux session if a named tmux session exists, if not I want to create a new one with the given name.
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Generate 'n' unique random numbers within a range [duplicate]
I know how to generate a random number within a range in Python.
4 Answers
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How many bytes in a JavaScript string?
I have a javascript string which is about 500K when being sent from the server in UTF-8. How can I tell its size in JavaScript?
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Adding elements to object
I need to populate a json file, now I have something like this:
17 Answers
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How can I make a JUnit Test wait?
I have a JUnit test that I want to have wait for a period of time, synchronously. My JUnit test looks like this:
6 Answers
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Set a path variable with spaces in the path in a Windows .cmd file or batch file
I'm new to script writing and can't get this one to work. I could if I moved the files to a path without a space in it, but I'd like it to work with the space if it could.
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Synchronizing a local Git repository with a remote one
I want to synchronize my local repository with a remote one so that my local repository becomes a 100% copy of the remote one - meaning that if certain files differ in these repositories, we override the local ones with the remote ones, and if there are files in local repositories that do not exist ...
How to globally replace a forward slash in a JavaScript string?
How to globally replace a forward slash in a JavaScript string?
10 Answers
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