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Index on multiple columns in Ruby on Rails
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edited Mar 25 '17 at 14:04
Nick Merrill
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answe...
PendingIntent does not send Intent extras
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answered Jun 8 '16 at 7:24
Yuliia AshomokYuliia Ashomok
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What are differences between PECL and PEAR?
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edited Mar 21 '17 at 14:29
lord_t
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answered S...
Java Round up Any Number
...00 perform integer arithmetic. Try Math.ceil(a / 100.0) instead.
int a = 142;
System.out.println(a / 100);
System.out.println(Math.ceil(a / 100));
System.out.println(a / 100.0);
System.out.println(Math.ceil(a / 100.0));
System.out.println((int) Math.ceil(a / 100.0));
Outputs:
1
1.0
1.42
2.0
2
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What are the “loose objects” that the Git GUI refers to?
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An object (blobs, trees, and commits) with SHA say - 810cae53e0f622d6804f063c04a83dbc3a11b7ca will be stored at
.git/objects/81/0cae53e0f622d6804f063c04a83dbc3a11b7ca
( the split in first two characters to improve performance of the File system as now not all the objects are stored in the sam...
Why can I type alias functions and use them without casting?
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149
Turns out, this is a misunderstanding that I had about how Go dealt with types, which can be re...
Cross-platform way of getting temp directory in Python
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4 Answers
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Create JSON object dynamically via JavaScript (Without concate strings)
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4 Answers
4
Active
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Ruby on Rails patterns - decorator vs presenter
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104
A decorator is more of a "let's add some functionality to this entity". A presenter is more of a...