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How to insert newline in string literal?
...oth Windows and Ubuntu (with Mono) then disassembled and these are the results:
As you can see, in Windows newlines are interpreted as \r\n and on Ubuntu as \n
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How can I embed a YouTube video on GitHub wiki pages?
...rectly, but you can put an image which links to a YouTube video:
[](https://www.youtube.com/watch?v=YOUTUBE_VIDEO_ID_HERE)
For more information about Markdown look at this Markdown cheatsheet on GitHub.
For more informat...
apache redirect from non www to www
...retty heavyweight way to solve this problem. Here is a simpler solution:
<VirtualHost *:80>
ServerName example.com
Redirect permanent / http://www.example.com/
</VirtualHost>
<VirtualHost *:80>
ServerName www.example.com
# real server configuration
</VirtualHos...
How to get the text node of an element?
...
var text = $(".title").contents().filter(function() {
return this.nodeType == Node.TEXT_NODE;
}).text();
This gets the contents of the selected element, and applies a filter function to it. The filter function returns only text nodes (i.e. those nodes with ...
std::unique_ptr with an incomplete type won't compile
...to declare a destructor:
class foo
{
class impl;
std::unique_ptr<impl> impl_;
public:
foo(); // You may need a def. constructor to be defined elsewhere
~foo(); // Implement (with {}, or with = default;) where impl is complete
};
because otherwise the compiler generates a ...
MongoDB: How to update multiple documents with a single command?
...
Multi update was added recently, so is only available in the development releases (1.1.3). From the shell you do a multi update by passing true as the fourth argument to update(), where the the third argument is the upsert argu...
Best way to add “current” class to nav in Rails 3
...te the same way as you are. I've just defined helper methods to test for multiple controller or actions:
In application_helper.rb
def controller?(*controller)
controller.include?(params[:controller])
end
def action?(*action)
action.include?(params[:action])
end
Then you can use ...
How to solve the “failed to lazily initialize a collection of role” Hibernate exception
...e.EAGER, mappedBy = "topic", cascade = CascadeType.ALL)
private Collection<Comment> comments = new LinkedHashSet<Comment>();
Collections are lazy-loaded by default, take a look at this if you want to know more.
...
How do I inject a controller into another controller in AngularJS
...);
Now the usage of these above components might be something like this:
<wizard-container ....>
<!--some stuff-->
...
<!-- some where there is this page that displays initial step via child component -->
<on-boarding-step ...>
<!--- some stuff-->
</on-boarding-st...
How do I concatenate two strings in C?
...ate two strings. You could use the following function to do it:
#include <stdlib.h>
#include <string.h>
char* concat(const char *s1, const char *s2)
{
char *result = malloc(strlen(s1) + strlen(s2) + 1); // +1 for the null-terminator
// in real code you would check for errors in...