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Swift variable decorations with “?” (question mark) and “!” (exclamation mark)
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Implicitly unwrapped optionals are described in an aptly named section starting on page 56 of The Swift Programming Language.
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SQLite - increase value by a certain number
...mn = ?
– Mumbleskates
Feb 12 '16 at 7:58
To increment on a list of criteria, do something like UPDATE Products SET Pri...
How to alias 'git checkout' to 'git co'
...eph.hainline
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PostgreSQL - Rename database
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answered Sep 27 '08 at 15:03
bmdhacksbmdhacks
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How to delete a record in Django models?
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answered Sep 27 '10 at 16:51
WolphWolph
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How do you tell a specific Delayed::Job to run in console?
...te's answer
– fguillen
Nov 1 '16 at 7:25
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:after vs. ::after
...own right.
Actually, better description here: http://bricss.net/post/10768584657/know-your-lingo-pseudo-class-vs-pseudo-element
Also here: http://www.evotech.net/blog/2007/05/after-v-after-what-is-double-colon-notation/
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Convert dictionary to list collection in C#
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176
To convert the Keys to a List of their own:
listNumber = dicNumber.Select(kvp => kvp.Key).T...
Set default value of an integer column SQLite
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KarakuriKarakuri
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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answered Sep 7 '11 at 14:53
Jonathan LefflerJonathan Leffler
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