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How to center a “position: absolute” element

... Smartest answer. I have just checked it and it works on all browsers. It does not work on IE8 but it works on IE>=9 – Roger Dec 11 '13 at 9:43 13 ...
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How to check which locks are held on a table

...other responses, sp_lock can also be used to dump full lock information on all running processes. The output can be overwhelming, but if you want to know exactly what is locked, it's a valuable one to run. I usually use it along with sp_who2 to quickly zero in on locking problems. There are multi...
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How to change the color of a CheckBox?

... This will automatically be used when you use CheckBox in your layouts. You should only need to manually use this class when writing custom views. – 최봉재 Apr 12 '17 at 9:22 ...
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In what cases will HTTP_REFERER be empty

...tched from a https URL to a different https URL. has security software installed (antivirus/firewall/etc) which strips the referrer from all requests. is behind a proxy which strips the referrer from all requests. visited the site programmatically (like, curl) without setting the referrer header (se...
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how to release localhost from Error: listen EADDRINUSE

... Thanks. This was what i needed. I had pm2 installed which autostarts node app when its closed. I had to disable pm2 to autostart node. – KlevisGjN Feb 24 '17 at 17:28 ...
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ViewPager.setOffscreenPageLimit(0) doesn't work as expected

...ut this in LogCat, something like: Requested offscreen page limit 0 too small; defaulting to 1 share | improve this answer | follow | ...
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How to check Google Play services version?

...my application, I need to check Google Play services version (which is installed in user's device). Is it possible ? And if yes, how can I do that? I searched Google but I could not find anything! ...
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HTML tag affecting line height, how to make it consistent?

... actually I'd prefer {vertical-align: super} because it prevents some display glitches with line-height in IE8 as far as I remember. I would try not to use positioning to often if there are better alternatives. Careless top positi...
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Any implementation of Ordered Set in Java?

If anybody is familiar with Objective-C there is a collection called NSOrderedSet that acts as Set and its items can be accessed as an Array 's ones. ...
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How to make HTML input tag only accept numerical values?

...vaScript Update: There is a new and very simple solution for this: It allows you to use any kind of input filter on a text <input>, including various numeric filters. This will correctly handle Copy+Paste, Drag+Drop, keyboard shortcuts, context menu operations, non-typeable keys, an...