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How to concatenate strings of a string field in a PostgreSQL 'group by' query?

... 553 PostgreSQL 9.0 or later: Recent versions of Postgres (since late 2010) have the string_agg(ex...
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Size-limited queue that holds last N elements in Java

... +50 Apache commons collections 4 has a CircularFifoQueue<> which is what you are looking for. Quoting the javadoc: CircularFifo...
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Why can't Python's raw string literals end with a single backslash?

... | edited Mar 15 '09 at 13:18 cdleary 59.7k4747 gold badges153153 silver badges190190 bronze badges ...
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Specify sudo password for Ansible

...Saeedzadeh 39.8k2020 gold badges9797 silver badges135135 bronze badges answered Apr 22 '15 at 13:53 Alexandr NikitinAlexandr Nikitin ...
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How do I declare a 2d array in C++ using new?

...t; rowCount; ++i) a[i] = new int[colCount]; The above, for colCount= 5 and rowCount = 4, would produce the following: share | improve this answer | follow ...
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Highlight the difference between two strings in PHP

...mages/TMerge2Diff.png – Glavić Jan 5 '11 at 11:28 3 ...
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Jquery - How to make $.post() use contentType=application/json?

... answered May 16 '10 at 21:05 Russ CamRuss Cam 114k2929 gold badges187187 silver badges243243 bronze badges ...
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How to replace a string in multiple files in linux command line

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Android App Not Install. An existing package by the same name with a conflicting signature is alread

...Martin Cazares 12.7k88 gold badges4242 silver badges5454 bronze badges ...
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AES Encryption for an NSString on the iPhone

...turning another string with the encrypted data? (I've been trying with AES256 encryption.) I want to write a method which takes two NSString instances, one being the message to encrypt and the other being a 'passcode' to encrypt it with - I suspect I'd have to generate the encryption key with the pa...