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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
... mispredictions affect performance, take a look at this excellent answer: https://stackoverflow.com/a/11227902/1001643
Compilers typically don't have enough information to know which branches will alias and whether those aliases will be significant. However, that information can be determined at ...
How to get body of a POST in php?
...ET!
Inspect $_SERVER['REQUEST_METHOD'] to check if this is the case.
See https://stackoverflow.com/a/19422232/109787 for a good discussion of why this should not happen but still does.
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retrieve links from web page using python and BeautifulSoup [closed]
...entation is actually quite good, and covers a number of typical scenarios:
https://www.crummy.com/software/BeautifulSoup/bs4/doc/
Edit: Note that I used the SoupStrainer class because it's a bit more efficient (memory and speed wise), if you know what you're parsing in advance.
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How to backup a local Git repository?
...ript and the result is on github, including man pages and install script:
https://github.com/najamelan/git-backup
Installation:
git clone "https://github.com/najamelan/git-backup.git"
cd git-backup
sudo ./install.sh
Welcoming all suggestions and pull request on github.
#!/usr/bin/env ruby
#
# ...
How to add manifest permission to an application?
...ur app
allprojects {
repositories {
...
maven { url 'https://jitpack.io' }
}
}
dependencies {
implementation 'com.github.tbruyelle:rxpermissions:0.10.1'
implementation 'com.jakewharton.rxbinding2:rxbinding:2.1.1'
}
...
Converting JSONarray to ArrayList
... that `compile` will be deprecated. Use `implementation` instead.
// See https://stackoverflow.com/a/44409111 for more info
implementation 'com.google.code.gson:gson:2.8.2'
}
JSON string:
private String jsonString = "[\n" +
" {\n" +
" \"id\": \"c2...
How do you get the list of targets in a makefile?
...
I combined these two answers: https://stackoverflow.com/a/9524878/86967 and https://stackoverflow.com/a/7390874/86967
and did some escaping so that this could be used from inside a makefile.
.PHONY: no_targets__ list
no_targets__:
list:
sh -c "$(MAKE...
Removing items from a list [duplicate]
...sure if you're free to add dependencies, but if you can, you could add the https://code.google.com/p/guava-libraries/ as a dependency. This library adds support for many basic functional operations to Java and can make working with collections a lot easier and more readable.
In the code I replaced ...
u'\ufeff' in Python string
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Get list of passed arguments in Windows batch script (.bat)
...th name of the script (d:\scripts\some-batch.bat)
More info examples at https://www.ss64.com/nt/syntax-args.html and https://www.robvanderwoude.com/parameters.html
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