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Is Ruby pass by reference or by value?
...has a reference to. (Even this isn't bulletproof, though — both of the standard cloning methods do a shallow copy, so the instance variables of the clone still point to the same objects that the originals did. If the objects referenced by the ivars mutate, that will still show up in the copy, sinc...
How do you copy a record in a SQL table but swap out the unique id of the new row?
...se to what I need, but my scenario is slightly different. The source table and destination table are the same and the primary key is a uniqueidentifier (guid). When I try this:
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Add custom icons to font awesome
I love the Font Awesome icon font and want to use it for most of the icons on my site but there are a few custom svg icons that I'd need in addition to what's offered.
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Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
...OS7.
In iOS7, some views can hide the status bar or have it transparent and, in effect, it is overlaid on top of your view. So if you put a UI element at (0.0, 0.0) on iOS6, it will appear below the status bar, but on iOS7 it would appear partially covered underneath the status bar. So in that ...
How to use Bitbucket and GitHub at the same time for one project?
I have one repository which I want to push into Bitbucket and GitHub.
It is vital for my repository to be hosted by both.
3...
Change URL and redirect using jQuery
...he other answers, you don't need jQuery to do this; you can just use the standard properties.
However, it seems you don't seem to know the difference between window.location.replace(url) and window.location = url.
window.location.replace(url) replaces the current location in the address bar by a ...
Git add all files modified, deleted, and untracked?
... tree, you need to use:
git add -A .
Also see: Difference of git add -A and git add .
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How to implement a rule engine?
...ppet compiles the Rules into fast executable code (using Expression trees) and does not need any complicated switch statements:
(Edit : full working example with generic method)
public Func<User, bool> CompileRule(Rule r)
{
var paramUser = Expression.Parameter(typeof(User));
Expression...
Animate change of view controllers without using navigation controller stack, subviews or modal cont
NavigationControllers have ViewController stacks to manage, and limited animation transitions.
6 Answers
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Is there a way to automate the android sdk installation?
Now I have to download and install the Android SDK and AVD Manager, and then install the APIs, tools through the UI. Is there a way to automate this process?
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