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How to read the database table name of a Model instance?
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Found the answer myself: the _meta attribute of an instance has the information:
model_instance._meta.db_table
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How to check if a file exists in Documents folder?
... Or just [0] via index accessing
– temporary_user_name
Dec 16 '14 at 0:09
firstObject is more safe than [0] a...
Android - Package Name convention
...va, more about which can be read
here:*
http://en.wikipedia.org/wiki/Java_package#Package_naming_conventions
Source: http://www.quora.com/Why-do-a-majority-of-Android-package-names-begin-with-com
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SQL Case Sensitive String Compare
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Select * from a_table where attribute = 'k' COLLATE Latin1_General_CS_AS
Did the trick.
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How do I output coloured text to a Linux terminal?
...f the escape sequence for ANSI color codes. Ref: en.wikipedia.org/wiki/ANSI_escape_code#CSI_codes
– thameera
Sep 22 '14 at 8:27
21
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Swift - Split string over multiple lines
...ed compile-time optimization, even at -Onone. ," adcdownload.apple.com/WWDC_2015/Xcode_7_beta/…
– Kostiantyn Koval
Jul 31 '15 at 18:19
2
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static linking only some libraries
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gcc -lsome_dynamic_lib code.c some_static_lib.a
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How to forward declare a template class in namespace std?
...served for use by the implementation, so you should use something like TEST_H instead of __TEST__. It's not going to generate a warning or an error, but if your program has a clash with an implementation-defined identifier, then it's not guaranteed to compile or run correctly: it's ill-formed. Also ...
Why can't I define a default constructor for a struct in .NET?
...ublic struct Tempo
{
const double DefaultBpm = 120;
private double _bpm; // this field must not be modified other than with its property.
public double BeatsPerMinute
{
get => _bpm + DefaultBpm;
set => _bpm = value - DefaultBpm;
}
}
This is different than...
Can I call memcpy() and memmove() with “number of bytes” set to zero?
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From the C99 standard (7.21.1/2):
Where an argument declared as size_t n specifies the length of the array for a
function, n can have the value zero on a call to that function. Unless explicitly stated
otherwise in the description of a particular function in this subclause, pointer argume...