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Visually managing MongoDB documents and collections [closed]
...B (Core version is free for personal and non-commercial use). Last commit: 2017-Jul-24
Robo 3T – acquired by Studio 3T. A shell-centric cross-platform open source MongoDB management tool. Shell-related features only, e.g. multiple shells and results, autocomplete. No export/ import or other featur...
What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
...7266/…
– tripleee
Dec 9 '17 at 11:20
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How do I compile and run a program in Java on my Mac?
...gt;makePlainText.
– Lewis Black
Mar 20 '17 at 11:55
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Android - Spacing between CheckBox and text
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answered Oct 27 '10 at 22:20
DougWDougW
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Direct vs. Delegated - jQuery .on()
... click()?
– nipponese
Jul 31 '13 at 20:33
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.on() is a general purpose API that can handle any ki...
@RequestParam vs @PathVariable
...ram
If the URL http://localhost:8080/MyApp/user/1234/invoices?date=12-05-2013 gets the invoices for user 1234 on December 5th, 2013, the controller method would look like:
@RequestMapping(value="/user/{userId}/invoices", method = RequestMethod.GET)
public List<Invoice> listUsersInvoices(
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Vim and Ctags tips and tricks [closed]
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nimrodmnimrodm
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How can one check to see if a remote file exists using PHP?
...ch, CURLINFO_HTTP_CODE);
// $retcode >= 400 -> not found, $retcode = 200, found.
curl_close($ch);
Anyway, you only save the cost of the HTTP transfer, not the TCP connection establishment and closing. And being favicons small, you might not see much improvement.
Caching the result locally s...
Postgres: INSERT if does not exist already
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Postgres 9.5 (released since 2016-01-07) offers an "upsert" command, also known as an ON CONFLICT clause to INSERT:
INSERT ... ON CONFLICT DO NOTHING/UPDATE
It solves many of the subtle problems you can run into when using concurrent operation, which ...
How can I clear or empty a StringBuilder? [duplicate]
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20
@Marcus You should update your answer.
– Brian Gordon
Jul 16 '13 at 23:11
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