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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...
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...
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...
Making HTTP Requests using Chrome Developer tools
.... I came here to know if I could request from browser. USing browser's javascript. It allows me reproduce CORS issues, what a curl from my terminal should not enlight me.
– Garry Dias
Apr 13 at 2:57
...
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);
}...
Open and write data to text file using Bash?
How can I write data to a text file automatically by shell scripting in Linux?
11 Answers
...
process.env.NODE_ENV is undefined
...to install cross-env first: "npm install cross-env --save". Have that in a script in your package.json and you're good to go on both platforms.
– Antonio Brandao
Jun 9 '16 at 15:59
...
How to get started with Windows 7 gadgets
...ferent one out on your own.
Gadgets are written in HTML, CSS, and some IE scripting language (generally Javascript, but I believe VBScript also works). For really fancy things you might need to create an ActiveX object, so C#/C++ for COM could be useful to know.
Gadgets are packaged as ".gadget" ...
jQuery text() and newlines
...has\n newlines');
obj.html(obj.html().replace(/\n/g,'<br/>'));
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<p id="example"></p>
If you prefer, you can also create a function to do this with a simple call, just like ...