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What is scope/named_scope in rails?
...ed Feb 2 '11 at 2:17
Michael SchäfermeyerMichael Schäfermeyer
2,70411 gold badge1313 silver badges77 bronze badges
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C++11 std::threads vs posix threads
...hat can be avoided for most applications.
– Erik Alapää
Aug 24 '16 at 8:00
Also, std::thread brings type safety that...
Android Left to Right slide animation
...s xml file on your anim folder
anim_slide_in_left.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:fromXDelta="100%"
android:toXDelta="0%" >
<...
How to remove the first character of string in PHP?
How to use PHP , Remove the first character :
13 Answers
13
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What are the differences between Deferred, Promise and Future in JavaScript?
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@MartinKällman You're right! I hadn't revisited this in a while and have learned a bit. I'll post a separate answer below, but leave this since people seem to have benefited from the usage example.
– fncomp
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What's the difference between ASCII and Unicode?
...quence, they didn't need to support accents or other
marks such as á, ü, ç, ñ, etc. (aka diacritics).
ASCII Extended
Some clever people started using the 8th bit (the bit used for parity) to encode more characters to support their language (to support "é", in French, for example). Just using o...
YYYY-MM-DD format date in shell script
... a more compact notation for the accepted answer.
– Håvard Geithus
Nov 16 '15 at 20:42
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What's the best way to send a signal to all members of a process group?
...ll your own children, use pkill -TERM -P ${$}.
– François Beausoleil
Apr 10 '15 at 14:30
3
@Only...
Function pointers, Closures, and Lambda
...ct 16 '08 at 15:41
Jouni K. SeppänenJouni K. Seppänen
33.9k55 gold badges6767 silver badges9696 bronze badges
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SQL, Postgres OIDs, What are they and why are they useful?
...nsigned integers. They are not unique–OID counter will wrap around at 2³²-1. OID are also used to identify data types (see /usr/include/postgresql/server/catalog/pg_type_d.h).
In my experience, the feature is generally unused in most postgres-backed applications (probably in part because they're...