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Remove carriage return in Unix
...000 h e l l o \r \n g o o d b y e \n
0000017
dos2unix is the way to go if it's installed on your system:
$ cat infile | dos2unix -U | od -c
0000000 h e l l o \n g o o d b y e \n
0000016
If for some reason dos2unix is not available to you, the...
Xcode/Simulator: How to run older iOS version?
I'm thinking of upgrading to iOS SDK 4.2. But what I'm wondering is if I'll still be able to run the simulator as iOS 3.2. This is because I'm creating iAds for iPad but I still want to check if my program will run with iOS 3.2.
...
Showing the same file in both columns of a Sublime Text window
...rs, on Linux and Windows, you can use AltShift2 (Option ⌥Command ⌘2 on OS X), which corresponds to View → Layout → Columns: 2 in the menu. If you have the excellent Origami plugin installed, you can use View → Origami → Pane → Create → Right, or the CtrlK, Ctrl→ chord on Windows/Li...
load scripts asynchronously
...ns for async loading:
//this function will work cross-browser for loading scripts asynchronously
function loadScript(src, callback)
{
var s,
r,
t;
r = false;
s = document.createElement('script');
s.type = 'text/javascript';
s.src = src;
s.onload = s.onreadystatechange = func...
Setting multiple attributes for an element at once with JavaScript
...ht: 120, // pixels
width: 160, // pixels
onclick: function () {
alert('Clicked!')
}
})
document.body.appendChild(elem)
// One-liner:
// document.body.appendChild(Object.assign(document.createElement(...), {...}))
.my-image-class {
height: 100%;
width: 100%;
border: soli...
When a 'blur' event occurs, how can I find out which element focus went *to*?
...not StackOverflow):
<input id="myInput" onblur="setTimeout(function() {alert(clickSrc);},200);"></input>
<span onclick="clickSrc='mySpan';" id="mySpan">Hello World</span>
Works both in FF and IE.
...
What does “yield break;” do in C#?
...ar returns in the same method gives a compiler error. Using yield return x alerts the compiler you want this method to be syntactic sugar for creating an Enumerator object. This Enumerator has method MoveNext() and property Current. MoveNext() executes the method until a yield return statement, and ...
iPhone UIView Animation Best Practice
...nimations:context: method:
Use of this method is discouraged in iPhone OS 4.0 and later. You should use the block-based animation methods instead.
Eg of Block-based Animation based on Tom's Comment
[UIView transitionWithView:mysuperview
duration:0.75
opti...
How do I call a dynamically-named method in Javascript?
...do it like this:
function MyClass() {
this.abc = function() {
alert("abc");
}
}
var myObject = new MyClass();
myObject["abc"]();
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How to get href value using jQuery?
... your settings, were you testing in chrome? If so, comment out your first alert and it will work.
– Michael La Voie
Jan 20 '10 at 1:20
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