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Do login forms need tokens against CSRF attacks?
...er due to incorrect password n no. of times, can be avoided.
Flase hacking alerts can be prevented. etc etc.
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Why are empty strings returned in split() results?
..., it allows (as @Roman's answer mentioned) easy checks for (e.g.) absolute vs relative paths (in file paths and URLs), and so forth.
Another way to look at it is that you shouldn't wantonly toss information out of the window for no gain. What would be gained in making x.split(y) equivalent to x.st...
How to install a specific version of a ruby gem?
...may prefix it by sudo if rvm was installed globally. Or run /usr/local/rvm/scripts/rvm if your command rvm is not in your global PATH. If rvm installation process failed, see the troubleshooting section.
Troubleshooting:
If you still have the old version, you may try to install rvm (ruby versio...
Is there a shortcut to make a block comment in Xcode?
...rked for me on Xcode 7 and 8, so I:
Created Automator service using AppleScript
Make sure "Output replaces selected text" is checked
Enter the following code:
on run {input, parameters}
return "/*\n" & (input as string) & "*/"
end run
Now you can access that service through Xcode - ...
Change a Rails application to production
...you're just running a local server with mongrel or webrick, you can do:
./script/server -e production
or in bash:
RAILS_ENV=production ./script/server
actually overriding the RAILS_ENV constant in the enviornment.rb should probably be your last resort, as it's probably not going to stay set (s...
Visual Studio replace tab with 4 spaces?
...
For VS2010 and above (VS2010 needs a plugin).
If you have checked/set the options of the tab size in Visual Studio but it still won't work. Then check if you have a .editorconfig file in your project! This will override the Visua...
Django - “no module named django.core.management”
...
My project had a bash script that called one portion of the app, and in that bash script was python startapp so I had to change it to /path/to/venv/bin/python startapp and it worked. Thank you for pointing this out!!
– Gordst...
TypeScript: problems with type system
...
This is an old topic... maybe dead to 2012, but exciting and new to VS Code and typescript.
I had to do the following to get this to work in VS Code with the following package references.
const demoCanvas: HTMLCanvasElement = document.getElementById('rfrnCanvas') as any;
if(demoC...
How to determine if a process runs inside lxc/Docker?
Is there any way to determine if a process (script) runs inside an lxc container (~ Docker runtime)? I know that some programs are able to detect whether they run inside a virtual machine, is something similar available for lxc/docker?
...
Make JQuery UI Dialog automatically grow or shrink to fit its contents
...gt;
<div id="inside">Hi there.</div>
</div>
<script>
$('#whatup').dialog(
"resize", "auto"
);
$('#whatup').dialog();
setTimeout(function() {
$('#inside').append("Hello!<br>");
setTimeout(arguments.callee, 1000);
}...