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How do I best silence a warning about unused variables?
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This is how Q_UNUSED is implemented in principle.
– Dmitry Volosnykh
Jan 17 '12 at 11:02
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Composer killed while updating
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Unfortuantely composer requires a lot of RAM & processing power. Here are a few things that I did, which combined, made the process bearable. This was on my cloud playpen env.
You may be simply running out of RAM. Enable swap: https://www.digit...
How to find out element position in slice?
... wrote it using range.
If you happen to have a byte slice, there is bytes.IndexByte.
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Should I size a textarea with CSS width / height or HTML cols / rows attributes?
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I recommend to use both. Rows and cols are required and useful if the client does not support CSS. But as a designer I overwrite them to get exactly the size I wish.
The recommended way to do it is via an external stylesheet e.g.
textarea {
width: 300px;
he...
Contains case insensitive
... referrer. This method turns the string in a lower case string. Then, use .indexOf() using ral instead of Ral.
if (referrer.toLowerCase().indexOf("ral") === -1) {
The same can also be achieved using a Regular Expression (especially useful when you want to test against dynamic patterns):
if (!/R...
When should I use a table variable vs temporary table in sql server?
...thod is to simply test both with your specific workload).
If you need an index that cannot be created on a table variable then you will of course need a #temporary table. The details of this are version dependant however. For SQL Server 2012 and below the only indexes that could be created on tabl...
CSS3 background image transition
...he transition duration to 4s, you can see a very noticable jump when the z-index switches in the middle of the transition. At least on Chrome 35, you can shift the timing of the z-index switch and clean up the transition by changing the property value to "all 4s ease, z-index 1ms" (jsfiddle.net/eD2...
How to check if PHP array is associative or sequential?
...Captain kurO.
For the second question (checking whether the array is zero-indexed and sequential), you can use the following function:
function isAssoc(array $arr)
{
if (array() === $arr) return false;
return array_keys($arr) !== range(0, count($arr) - 1);
}
var_dump(isAssoc(['a', 'b', 'c...
How does Git handle symbolic links?
...ut what Git does with a file by seeing what it does when you add it to the index. The index is like a pre-commit. With the index committed, you can use git checkout to bring everything that was in the index back into the working directory. So, what does Git do when you add a symbolic link to the ind...
How to convert the ^M linebreak to 'normal' linebreak in a file opened in vim?
...l convert the endings to a sane format.
– Mateen Ulhaq
Mar 2 '18 at 2:22
Solution's response didn't work for me, only ...