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How do I run a rake task from Capistrano?
...ilding a generic version of Mirek Rusin's answer:
desc 'Invoke a rake command on the remote server'
task :invoke, [:command] => 'deploy:set_rails_env' do |task, args|
on primary(:app) do
within current_path do
with :rails_env => fetch(:rails_env) do
rake args[:command]
...
Switch statement fall-through…should it be allowed? [closed]
...h always consider that evil. Perhaps moving the common code to a function and calling from both places would be a better idea.
And please note that I use the C++ FAQ definition of "evil"
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What's the best method in ASP.NET to obtain the current domain?
...cation.
This checks for the default port instead.
Edit: Updated syntax and using Request.Url.Authority as suggested
$"{Request.Url.Scheme}{System.Uri.SchemeDelimiter}{Request.Url.Authority}"
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pass post data with window.location.href
... POST data to the new page I'm opening. is this possible using JavaScript and jQuery?
8 Answers
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Bash/sh - difference between && and ;
I normally use ; to combine more than one command in a line, but some people prefer && . Is there any difference? For example, cd ~; cd - and cd ~ && cd - seems to make the same thing. What version is more portable, e.g. will be supported by a bash-subset like Android's shell ...
How does one unit test routes with Express?
I'm in the process of learning Node.js and have been playing around with Express . Really like the framework;however, I'm having trouble figuring out how to write a unit/integration test for a route.
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Using a .php file to generate a MySQL dump
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You can use the exec() function to execute an external command.
Note: between shell_exec() and exec(), I would choose the second one, which doesn't return the output to the PHP script -- no need for the PHP script to get the whole SQL dump as a string : you only need it written to a...
Passing arguments to angularjs filters
...be better solution) where you can use the angular's native 'filter' filter and still pass arguments to your custom filter.
Consider the following code:
<div ng-repeat="group in groups">
<li ng-repeat="friend in friends | filter:weDontLike(group.enemy.name)">
<span>{{f...
Node.js app can't run on port 80 even though there's no other process blocking the port
... Then how do you run node on port 80 though? Should you just... not and use a proxy?
– AlexMA
Oct 7 '13 at 12:35
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How to get Bitmap from an Uri?
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IMPORTANT: See answer from @Mark Ingram below and @pjv for at better solution.
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You could try this:
public Bitmap loadBitmap(String url)
{
Bitmap bm = null;
InputStream is = null;
BufferedInputStream bis = null;
try
{
URLConnection conn ...