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Can I safely delete contents of Xcode Derived data folder?
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Just created a github repo with a small script, that creates a RAM disk. If you point your DerivedData folder to /Volumes/ramdisk, after ejecting disk all files will be gone.
It speeds up compiling, also eliminates this problem
xc-launch repo
Best launched using...
How do I rename the extension for a bunch of files?
...lenames with spaces in them. You should ALWAYS do proper quotation in bash scripts. mv "$file" "$(basename "$file" .html)".txt would be much better. But still, mv "$files" "${files%.html}.txt" is much better.
– Balázs Pozsár
Aug 4 '09 at 8:39
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Laravel Migration Change to Make a Column Nullable
...ou clean up data before/after your migration. So do that in your migration script both ways:
function up()
{
DB::statement('ALTER TABLE `throttle` MODIFY `user_id` INTEGER UNSIGNED NULL;');
DB::statement('UPDATE `throttle` SET `user_id` = NULL WHERE `user_id` = 0;');
}
function down()
{
...
How to change folder with git bash?
... bash, not to reopen a new git bash in a folder. And it's also useless for scripting, as it's not possible to "go to folder and right click" in a script.
– Nick Volynkin
Jan 20 '17 at 9:07
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How to make grep only match if the entire line matches?
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I'm using grep inside a bash script and this option is better than use a regular expression as suggested in the accepted answer. Because I have some special character inside the variable I'm searching (like .) and I don't have to escape them when using t...
How do I run a batch file from my Java Application?
...xecutable. They need an application to run them (i.e. cmd).
On UNIX, the script file has shebang (#!) at the start of a file to specify the program that executes it. Double-clicking in Windows is performed by Windows Explorer. CreateProcess does not know anything about that.
Runtime.
getRunt...
How do popular apps authenticate user requests from their mobile app to their server?
... it really a genuine instance of the mobile app, or is a bot, an automated script or an attacker manually poking around with the API server, using a tool like Postman?
For your surprise you may end up discovering that It can be one of the legit users using a repackaged version of the mobile app or a...
MySQL: @variable vs. variable. What's the difference?
... will only be available in the current batch of queries (stored procedure, script, or otherwise). It will not be available in a different batch in the same session.
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The developers of this app have not set up this app properly for Facebook Login?
I'm trying to make login with Facebook available in my script. I've done everything, but when I attempt to login with a Facebook account I get this error from Facebook:
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Convert xlsx to csv in Linux with command line
...e most hassle-free method of converting spreadsheets. Combined with a bash script, it will let you batch-process multiple files. for f in *.csv; do ssconvert "$f" "${f%.csv}.xlsx"; done The LibreOffice method could probably process other formats, but I could not make it work (it would simply open a ...