大约有 8,000 项符合查询结果（耗时：0.0489秒） [XML]
Create singleton using GCD's dispatch_once in Objective-C
If you can target iOS 4.0 or above
10 Answers
10
...
Changing route doesn't scroll to top in the new page
I've found some undesired, at least for me, behaviour when the route changes.
In the step 11 of the tutorial http://angular.github.io/angular-phonecat/step-11/app/#/phones
you can see the list of phones. If you scroll to the bottom and click on one of the latest, you can see that the scroll isn't ...
Force DOM redraw/refresh on Chrome/Mac
...t node into the element which guarantees a redraw.
var forceRedraw = function(element){
if (!element) { return; }
var n = document.createTextNode(' ');
var disp = element.style.display; // don't worry about previous display style
element.appendChild(n);
element.style.display...
Use ffmpeg to add text subtitles [closed]
... copy -c:s mov_text is important. You are telling FFmpeg:
Video: copy, Audio: copy, Subtitle: copy
Subtitle: mov_text
If you reverse them, you are telling FFmpeg:
Subtitle: mov_text
Video: copy, Audio: copy, Subtitle: copy
Alternatively you could just use -c:v copy -c:a copy -c:s mov_text in any...
How to add manifest permission to an application?
I am trying to access HTTP link using HttpURLConnection in Android to download a file, but I am getting this warning in LogCat :
...
CoffeeScript on Windows?
...
UPDATE: See my other answer to this question, How can I compile CoffeeScript from .NET? for a far more accurate and up-to-date list of the current options.
CoffeeScript-Compiler-for-Windows works well.
...
The SMTP server requires a secure connection or the client was not authenticated. The server respons
I want to send an email from my application and i have written following code for sending mail
19 Answers
...
Input from the keyboard in command line application
...andard Library.
Example:
let response = readLine()
Will give you an Optional value containing the entered text.
share
|
improve this answer
|
follow
|
...
How to “crop” a rectangular image into a square with CSS?
...
this is a nice way to position AND crop with a single tag.
– rlemon
Mar 1 '13 at 22:05
9
...
+ operator for array in PHP?
...d array)
)
So the logic of + is equivalent to the following snippet:
$union = $array1;
foreach ($array2 as $key => $value) {
if (false === array_key_exists($key, $union)) {
$union[$key] = $value;
}
}
If you are interested in the details of the C-level implementation head to ...