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How to scale a UIImageView proportionally?
I have a UIImageView and the objective is to scale it down proportionally by giving it either a height or width.
17 Answer...
cannot load such file — bundler/setup (LoadError)
I'm setting Rails 4 application with Ruby 2.0, but I'm getting "Web application could not be started" and get this trace:
1...
Get the Highlighted/Selected text
...y since you need nothing other than the window and document objects.
function getSelectionText() {
var text = "";
if (window.getSelection) {
text = window.getSelection().toString();
} else if (document.selection && document.selection.type != "Control") {
text = d...
How to iterate over a JSONObject?
... returns the iterator with reverse index order.
– macio.Jun
Aug 31 '13 at 17:36
79
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Base64 Java encode and decode a string [duplicate]
...gorGanapolsky here is the anwer to what is padding? stackoverflow.com/questions/4080988/… It has to do with filling the String with 0 bytes if its odd
– Khan
Oct 1 '18 at 20:54
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xcode-select active developer directory error
...s required (happens when CommandLineTools are installed after Xcode)
Solution:
Install Xcode (get it from https://appstore.com/mac/apple/xcode) if you don't have it yet.
Accept the Terms and Conditions.
Ensure Xcode app is in the /Applications directory (NOT /Users/{user}/Applications).
Point xc...
How do I get a reference to the app delegate in Swift?
...
The other solution is correct in that it will get you a reference to the application's delegate, but this will not allow you to access any methods or variables added by your subclass of UIApplication, like your managed object context. To re...
jQuery get selected option value (not the text, but the attribute 'value')
...20: Corrected old answer
Use :selected psuedo selector on the selected options and then use the .val function to get the value of the option.
$('select[name=selector] option').filter(':selected').val()
Side note: Using filter is better then using :selected selector directly in the first query.
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File changed listener in Java
...t a thread that polls the lastModified File property and clearly this solution is not optimal.
14 Answers
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Each for object? [duplicate]
...
A javascript Object does not have a standard .each function. jQuery provides a function. See http://api.jquery.com/jQuery.each/ The below should work
$.each(object, function(index, value) {
console.log(value);
});
Another option would be to use vanilla Javascript using the...