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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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What is the proper way to check if a string is empty in Perl?

... situation where you haven't already guarded against undef, then the catch-all for "non-empty" that won't warn is if (defined $str and length $str). share | improve this answer | ...
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How do I set the rounded corner radius of a color drawable using xml?

... in this particular case all radii are the same, so you could have used android:radius="7dp" – Will Kru Mar 14 '12 at 23:16 2 ...
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How is OAuth 2 different from OAuth 1?

...uth 2.0. To summarize, here are the key differences: More OAuth Flows to allow better support for non-browser based applications. This is a main criticism against OAuth from client applications that were not browser based. For example, in OAuth 1.0, desktop applications or mobile phone applicati...
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Why not be dependently typed?

I have seen several sources echo the opinion that "Haskell is gradually becoming a dependently-typed language". The implication seems to be that with more and more language extensions, Haskell is drifting in that general direction, but isn't there yet. ...
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Sql query to insert datetime in SQL Server

... I used the SQL query below to test the format, and it does indeed work in all SQL languages in sys.syslanguages: declare @sql nvarchar(4000) declare @LangID smallint declare @Alias sysname declare @MaxLangID smallint select @MaxLangID = max(langid) from sys.syslanguages set @LangID = 0 while @...
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IIS - 401.3 - Unauthorized

...nonymous account to pool identity (pool identity is in IIS_IUSRS, which usually have access to files), IIS should have enough permissions to access the files. – Lex Li Mar 20 '18 at 21:48 ...
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What is the concept of erasure in generics in Java?

... It's basically the way that generics are implemented in Java via compiler trickery. The compiled generic code actually just uses java.lang.Object wherever you talk about T (or some other type parameter) - and there's some metadata to t...
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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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Private vs Public in Cache-Control

... The only difference is that with Private you are not allowing proxies to cache the data that travels through them. In the end, it all boils down to the data contained in the pages/files you are sending. For example, your ISP could have an invisible proxy between you and the In...