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Wait until a process ends
...WaitForExit? Or subscribe to the Process.Exited event if you don't want to block? If that doesn't do what you want, please give us more information about your requirements.
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Switch case with fallthrough?
...ch statement with fallthrough cases in Bash (ideally case-insensitive).
In PHP I would program it like:
5 Answers
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How to map with index in Ruby?
...the fact that iterator methods like each_with_index, when called without a block, return an Enumerator object, which you can call Enumerable methods like map on. So you can do:
arr.each_with_index.map { |x,i| [x, i+2] }
In 1.8.6 you can do:
require 'enumerator'
arr.enum_for(:each_with_index).map...
Can “using” with more than one resource cause a resource leak?
...
No.
The compiler will generate a separate finally block for each variable.
The spec (§8.13) says:
When a resource-acquisition takes the form of a
local-variable-declaration, it is possible to acquire multiple
resources of a given type. A using statement of the form...
Handlebars.js Else If
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Handlebars supports {{else if}} blocks as of 3.0.0.
Handlebars v3.0.0 or greater:
{{#if FriendStatus.IsFriend}}
<div class="ui-state-default ui-corner-all" title=".ui-icon-mail-closed"><span class="ui-icon ui-icon-mail-closed"></span>&...
How to use background thread in swift?
... print("This is run on the main queue, after the previous code in outer block")
}
}
Swift 1.2 through 2.3
let qualityOfServiceClass = QOS_CLASS_BACKGROUND
let backgroundQueue = dispatch_get_global_queue(qualityOfServiceClass, 0)
dispatch_async(backgroundQueue, {
print("This is run on t...
What are 'closures' in .NET?
...on this very topic. (It has lots of examples.)
In essence, a closure is a block of code which can be executed at a later time, but which maintains the environment in which it was first created - i.e. it can still use the local variables etc of the method which created it, even after that method has...
Using @include vs @extend in Sass?
...ou need to extend based on media queries, use a mixin:
=active
display: block
background-color: pink
%active
+active
#main-menu
@extend %active // Active by default
#secondary-menu
@media (min-width: 20em)
+active // Active only on wide screens
Result:
#main-menu {
display: bl...
Escape @ character in razor view engine
...to MVC4. The exception I get is: "":" is not valid at the start of a code block. Only identifiers, keywords, comments, "(" and "{" are valid."
– Michael R
Jul 22 '14 at 22:50
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Can I implement an autonomous `self` member type in C++?
C++ lacks the equivalent of PHP's self keyword , which evaluates to the type of the enclosing class.
13 Answers
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