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Purpose of Trigraph sequences in C++?
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This question (about the closely related digraphs) has the answer.
It boils down to the fact that the ISO 646 character set doesn't have all the characters of the C syntax, so there are some systems with keyboards and displays...
javascript: pause setTimeout();
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You could wrap window.setTimeout like this, which I think is similar to what you were suggesting in the question:
var Timer = function(callback, delay) {
var timerId, start, remaining = delay;
this.pause = function() {
window.clearTimeout(timerId)...
Add and Remove Views in Android Dynamically?
...icon on the right side of a field and it adds or deletes a field which consists of a TextView and an editTextView (from what I can see).
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What are valid values for the id attribute in HTML?
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For HTML 4, the answer is technically:
ID and NAME tokens must begin with a letter ([A-Za-z]) and may be followed by any number of letters, digits ([0-9]), hyphens ("-"), underscores ("_"), colons (":"), and periods (".").
HTML 5 is even more...
Convert RGBA PNG to RGB with PIL
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Here's a version that's much simpler - not sure how performant it is. Heavily based on some django snippet I found while building RGBA -> JPG + BG support for sorl thumbnails.
from PIL import Image
png = Image.open(object.logo.path)
png.load() # required for png.split()
background = ...
in iPhone App How to detect the screen resolution of the device
...p on device How to detect the screen resolution of the device on which App is running?
6 Answers
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Copy folder recursively in node.js
Is there an easier way to copy a folder and all its content without manually doing a sequence of fs.readir , fs.readfile , fs.writefile recursively ?
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Error message Strict standards: Non-static method should not be called statically in php
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Your methods are missing the static keyword. Change
function getInstanceByName($name=''){
to
public static function getInstanceByName($name=''){
if you want to call them statically.
Note that static methods (and Singletons) are death t...
What is the difference between gsub and sub methods for Ruby Strings
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answered Jul 20 '11 at 18:48
Ray ToalRay Toal
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How do I use InputFilter to limit characters in an EditText in Android?
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I found this on another forum. Works like a champ.
InputFilter filter = new InputFilter() {
public CharSequence filter(CharSequence source, int start, int end,
Spanned dest, int dstart, int dend) {
for (int i ...