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How to copy Java Collections list
...OfBoundsException. The expectation is that no allocations will be required by Collections.copy to work, and if any are, then it throws that exception. It's an optimization to require the copied collection to be preallocated (b), but I generally do not think that the feature is worth it due to the re...
rotating axis labels in R
...I have larger numbers as axis tick labels, it is nice to have them rotated by around 45 degrees to strike a good balance between readability (horizontal) and space efficiency (vertical).
– jmb
Aug 25 '19 at 19:31
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How to create a multiline UITextfield?
...iew where you want it and select the "editable" box. It will be multiline by default.
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mvn clean install vs. deploy vs. release
...n: removes files generated at build-time in a project's directory (target by default)
install: installs the package into the local repository, for use as a dependency in other projects locally.
mvn deploy
This command invokes the deploy phase:
deploy: copies the final package to the remote...
How can I escape double quotes in XML attributes values?
...e character must be escaped in this context:
In XML attributes delimited by double quotes:
<EscapeNeeded name="Pete &quot;Maverick&quot; Mitchell"/>
Double quote character need not be escaped in most contexts:
In XML textual content:
<NoEscapeNeeded>He said, "Don't quote...
Delete multiple objects in django
...something to make sure a random person can't delete all objects in your DB by guessing PKs.
– Yuji 'Tomita' Tomita
Feb 4 '12 at 19:22
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Converting bytes to megabytes
I've seen three ways of doing conversion from bytes to megabytes:
9 Answers
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Setting variable to NULL after free
...") it is, once again, a well-known and pretty useless fake, often followed by some for purely religious, voodoo-like reasons.
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Git: Correct way to change Active Branch in a bare repository?
...anch you want to use.
First list all the references in the bare repository by doing
$find ref
Then find the reference for your branch, the format will be as follows refs/heads/<my_branch>. So next step is to check current reference, just type:
$git symbolic-ref HEAD
so you know which is the ...
gitignore without binary files
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This solution works like a charm! I don't understand why by unignore all dirs "!*/", it can also unignore subdir's files with an extension? (e.g. aaa/bbb.c) but still ignore subdir's file without extensions. (e.g. aaa/ccc)
– dragonxlwang
Nov 1...