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What does “export” do in shell programming? [duplicate]
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edited Dec 25 '18 at 0:03
answered Sep 14 '11 at 5:07
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How to think in data stores instead of databases?
...e Datastore instead of databases? It seems I've trained my mind to think 100% in object relationships that map directly to table structures, and now it's hard to see anything differently. I can understand some of the benefits of Google Datastore (e.g. performance and the ability to distribute data...
What is a StackOverflowError?
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edited Jun 16 '19 at 20:25
Tom
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answered Oct ...
How to install lxml on Ubuntu
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edited Apr 2 '14 at 23:30
Stephen Fuhry
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answer...
How can I enable auto complete support in Notepad++?
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answered May 21 '09 at 16:26
MarkMark
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Get Value of a Edit Text field
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edited Nov 30 '11 at 23:49
FerranB
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Detect HTTP or HTTPS then force HTTPS in JavaScript
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answered Jan 18 '11 at 11:02
SoumyaSoumya
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Difference between two dates in MySQL
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SELECT TIMEDIFF('2007-12-31 10:02:00','2007-12-30 12:01:01');
-- result: 22:00:59, the difference in HH:MM:SS format
SELECT TIMESTAMPDIFF(SECOND,'2007-12-30 12:01:01','2007-12-31 10:02:00');
-- result: 79259 the difference in seconds
So,...
Detecting 'stealth' web-crawlers
... talking about these kinds of schemes who want to block anyone who tops 5-10 hits in a second, which may generate false positives on image-heavy pages (unless images are excluded from the tally) and will generate false positives when someone like me finds an interesting site that he wants to read al...