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Should I use px or rem value units in my CSS? [closed]
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I see, so I have to getComputedStyle() but the result is on always pixel, so I have to divide the result by the rem value (like 16). CMIIW
– Ampersanda
Feb 26 '18 at 15:04
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How can “while (i == i) ;” be a non-infinite loop in a single threaded application?
...ecause a calculation failed - eg square root of a negative, divide by zero etc - it makes no sense in comparing them against anything else. After all if divide by zero is a nan is it equivalent to the square root of -2 or square root of -3 ?
Nan allows a calculation that includes a step that return...
Values of disabled inputs will not be submitted
...example, some user agents "gray out" disabled menu items, button
labels, etc.
In this example, the INPUT element is disabled. Therefore, it cannot
receive user input nor will its value be submitted with the form.
<INPUT disabled name="fred" value="stone">
Note. The only way to ...
Is there a way to quickly find files in Visual Studio 2010?
...nd it also has a dialog to search the current file for methods,properties, etc. Very nice! Note that the current version only supports VS
json_decode to array
...json_decode($jsondata, true);
foreach ($arr as $k=>$v){
echo $v; // etc.
}
If $jsondata is ever returned as an empty string (as in my experience it often is), json_decode will return NULL, resulting in the error Warning: Invalid argument supplied for foreach() on line 3. You could add a lin...
How to add months to a date in JavaScript? [duplicate]
...ry to add months to a date handling edge cases (leap year, shorter months, etc):
Date.isLeapYear = function (year) {
return (((year % 4 === 0) && (year % 100 !== 0)) || (year % 400 === 0));
};
Date.getDaysInMonth = function (year, month) {
return [31, (Date.isLeapYear(year) ? 29 ...
CSS: Animation vs. Transition
...raight on point:
Transition:
Needs a triggering element (:hover, :focus etc.)
Only 2 animation states (start and end)
Used for simpler animations (buttons, dropdown menus and so on)
Easier to create but not so many animation/effect possibilities
Animation @keyframes:
It can be used for endles...
Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
... got some secured parts that can be logged into using Google, Facebook, ...etc (OAuth).
16 Answers
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Node.js Web Application examples/tutorials [closed]
...f downloads in real time, checking which parts of videos are being watched etc.
One problem is scalability, as soon as you have more then 1 Node process, many (but not all) of the benefits of having the data stored between requests go away, so you have to make sure that clients always hit the same ...
Xcode 4 says “finished running ” on the targeted device — Nothing happens
... attempting to run on an earlier device (e.g. iPhone 3G, 2G, iPod 1st gen, etc) I have another solution. New projects created in Xcode 4.2 by default specify 'armv7' in the 'Required Device Capabilities'. You'll need to remove this if wanting to support devices that run armv6 (e.g. the iPhone 3G).
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