大约有 11,643 项符合查询结果（耗时：0.0262秒） [XML]
Objective-C : BOOL vs bool
...t You are correct. Many of the C frameworks (CoreFoundation, CoreGraphics, etc.) use C99 bool. All of the Objective-C frameworks use BOOL.
– Barry Wark
Apr 5 '10 at 16:48
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How to make links in a TextView clickable?
...makes all "html" tags inside work accordingly, e.g. <b>...</b> etc.
– Array
Aug 10 '18 at 12:52
Dynamically generating a QR code with PHP [closed]
...he Google API?. I mean limitations as: amount of requests in a given time, etc.
– Lobo
Sep 27 '12 at 15:11
11
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Detect If Browser Tab Has Focus
...gh your standard test for various versions of IE, Chrome, Firefox, Safari, etc.. and establish your declared methods accordingly. It also deals with issues such as:
onblur|.blur/onfocus|.focus "duplicate" calls
window losing focus through selection of alternate app, like word
This tends to be und...
Prevent dialog dismissal on screen rotation in Android
...nt state of your activity (like text entered, shown dialog, data displayed etc.) using these methods:
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
}
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.on...
When do we need curly braces around shell variables?
...with a digit, shell doesn't need {} around numbered variables (like $1, $2 etc.) unless such expansion is followed by a digit. That's too subtle and it does make to explicitly use {} in such contexts:
set app # set $1 to app
fruit=$1le # sets fruit to apple, but confusing
fruit=${1}le # set...
MySQL vs PostgreSQL for Web Applications [closed]
...ons, and have very efficient data operations. (PL/Python, PL/TCL, PL/Perl, etc)
Interface with R Statistical Libraries = PostgreSQL PL/R available in debian/ubuntu
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How to scale Docker containers in production
...many nice features as docker cluster, scaling of units, segregated deploy, etc.
Take a look in our documentation bellow:
http://docs.tsuru.io/
Here our post covering our environment:
http://blog.tsuru.io/2014/04/04/running-tsuru-in-production-scaling-and-segregating-docker-containers/
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Refresh image with a new one at the same url
...d what images there are on them, as well as how/if images are dimensioned, etc!!! #####
function imgReloadRestore(src,blankList,imgDim,loadError);
{
// ##### Everything here is provisional on the way the pages are designed, and what images they contain; what follows is for example purposes only!
...
How do I get the coordinates of a mouse click on a canvas element?
...s a simplification of @Aldekein´s solution but without jQuery.
function getCursorPosition(canvas, event) {
const rect = canvas.getBoundingClientRect()
const x = event.clientX - rect.left
const y = event.clientY - rect.top
console.log("x: " + x + " y: " + y)
}
const canvas = docume...