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How to get a cross-origin resource sharing (CORS) post request working
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I finally stumbled upon this link "A CORS POST request works from plain javascript, but why not with jQuery?" that notes that jQuery 1.5.1 adds the
Access-Control-Request-Headers: x-requested-with
header to all CORS requests....
How to change the remote a branch is tracking?
...my bad. I'd still do it via config, because you can be sure to not accidentally change the branch name, but all good. +1.
– Cascabel
Feb 4 '11 at 8:23
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What's an easy way to read random line from a file in Unix command line?
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You can use shuf:
shuf -n 1 $FILE
There is also a utility called rl. In Debian it's in the randomize-lines package that does exactly what you want, though not available in all distros. On its home page it actually recommends the use of shuf instead (which didn't exist when it was cr...
What is the JavaScript convention for no operation?
... "function" // returns true
It can be invoked as a function and essentially does nothing as shown here:
setTimeout(function() {
console.log('Start: ', Date.now());
Function.prototype();
console.log('End : ', Date.now());
}, 1000);
Although this is a "true noop" since...
Is gettimeofday() guaranteed to be of microsecond resolution?
I am porting a game, that was originally written for the Win32 API, to Linux (well, porting the OS X port of the Win32 port to Linux).
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Converting string from snake_case to CamelCase in Ruby
...equire "active_support/core_ext/string" is suffice, providing Rails is installed already.
– Masa Sakano
Jun 23 '18 at 2:03
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Where to place AutoMapper.CreateMaps?
...t of overhead. I'm not too sure how to design my application to put these calls in just 1 place.
10 Answers
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Is there any difference between a GUID and a UUID?
...122) look similar and serve similar purposes, there are subtle-but-occasionally-important differences. Specifically, some Microsoft GUID docs allow GUIDs to contain any hex digit in any position, while RFC4122 requires certain values for the version and variant fields. Also, [per that same link], ...
How can I delete one element from an array by value
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I personally like [1, 2, 3, 4, 5] - [3] which results in => [1, 2, 4, 5] from irb.
– Travis
Apr 5 '12 at 19:31
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How to get a list of repositories apt-get is checking? [closed]
...y << current.repos.list
Regarding getting repo from a package (installed or available), this will do the trick
apt-cache policy package_name |grep -m1 http| awk '{ print $2 " " $3 }'
However, that will show you the repository of the latest version available of that package, you may have m...