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Finding the direction of scrolling in a UIScrollView?
I have a UIScrollView with only horizontal scrolling allowed, and I would like to know which direction (left, right) the user scrolls. What I did was to subclass the UIScrollView and override the touchesMoved method:
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Printing 1 to 1000 without loop or conditionals
... address hence evading the pointer errors.
This version of the above in standard C, since it doesn't rely on arithmetic on function pointers:
#include <stdio.h>
#include <stdlib.h>
void f(int j)
{
static void (*const ft[2])(int) = { f, exit };
printf("%d\n", j);
ft[j/1000...
Set the selected index of a Dropdown using jQuery
...to match the ID, but since I'm new to jQuery I figured, let's make it work and then see if there's a better way to do it. Any advise will be appreciated.
– oz.
Aug 21 '09 at 22:57
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Vim: Close All Buffers But This One
...ripts/script.php?script_id=1071
Just put it to your .vim/plugin directory and then use :BufOnly command to close all buffers but the active one. You could also map it elsewhere you like in your .vimrc.
Source on Github (via vim-scripts mirror): https://github.com/vim-scripts/BufOnly.vim/blob/maste...
Executing elements inserted with .innerHTML
...e's a script that does:
exec_body_scripts: function(body_el) {
// Finds and executes scripts in a newly added element's body.
// Needed since innerHTML does not run scripts.
//
// Argument body_el is an element in the dom.
function nodeName(elem, name) {
return elem.nodeName &&am...
iOS Detection of Screenshot?
...eenshotNotification can be used .. iOS 7+
– Amit Tandel
Mar 20 '17 at 12:20
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What does `unsigned` in MySQL mean and when to use it?
What does "unsigned" mean in MySQL and when should I use it?
1 Answer
1
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HTML-parser on Node.js [closed]
...DOM you can use jsdom.
There's also cheerio, it has the jQuery interface and it's a lot faster than older versions of jsdom, although these days they are similar in performance.
You might wanna have a look at htmlparser2, which is a streaming parser, and according to its benchmark, it seems to be...
How to pass object with NSNotificationCenter
...
You'll have to use the "userInfo" variant and pass a NSDictionary object that contains the messageTotal integer:
NSDictionary* userInfo = @{@"total": @(messageTotal)};
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:@"eRXRe...
Detecting WPF Validation Errors
...ncyObject obj)
{
// The dependency object is valid if it has no errors and all
// of its children (that are dependency objects) are error-free.
return !Validation.GetHasError(obj) &&
LogicalTreeHelper.GetChildren(obj)
.OfType<DependencyObject>()
.All(IsValid);
}...