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Make outer div be automatically the same height as its floating content

... 169 You can set the outerdiv's CSS to this #outerdiv { overflow: hidden; /* make sure this do...
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How do shift operators work in Java? [duplicate]

... 214 System.out.println(Integer.toBinaryString(2 << 11)); Shifts binary 2(10) by 11 times t...
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Remove specific commit

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Can't pickle when using multiprocessing Pool.map()

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How to use shared memory with Linux in C

... 166 There are two approaches: shmget and mmap. I'll talk about mmap, since it's more modern and fl...
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Counting null and non-null values in a single query

... to get it to work on another RDBMS): select sum(case when a is null then 1 else 0 end) count_nulls , count(a) count_not_nulls from us; Or: select count(*) - count(a), count(a) from us; share | ...
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PHP: How to send HTTP response code?

...TP response line and lets you replace that with a custom one header("HTTP/1.1 200 OK"); However, this requires special treatment for (Fast)CGI PHP: $sapi_type = php_sapi_name(); if (substr($sapi_type, 0, 3) == 'cgi') header("Status: 404 Not Found"); else header("HTTP/1.1 404 Not Found");...
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EC2 Can't resize volume after increasing size

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snprintf and Visual Studio 2010

I'm unfortunate enough to be stuck using VS 2010 for a project, and noticed the following code still doesn't build using the non-standards compliant compiler: ...
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Find rows that have the same value on a column in MySQL

...SELECT email, count(*) AS c FROM TABLE GROUP BY email HAVING c > 1 ORDER BY c DESC If you want the full rows: select * from table where email in ( select email from table group by email having count(*) > 1 ) ...