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How to test if parameters exist in rails
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351
You want has_key?:
if(params.has_key?(:one) && params.has_key?(:two))
Just checking...
What is RPC framework and Apache Thrift?
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answered Dec 18 '13 at 17:34
JensGJensG
11.4k44 gold badges3535 silver badges4949 bronze badges
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difference between offsetHeight and clientHeight
... OdedOded
452k8484 gold badges820820 silver badges963963 bronze badges
3
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Filter git diff by type of change
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– Christoph Grimmer-Dietrich
Apr 23 '14 at 8:42
2
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The purpose of Model View Projection Matrix
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3
so for several objects (meshes) we need several modelView matrixes, needn't we?
– Yuriy Vikulov
Apr 6...
What is the difference between partitioning and bucketing a table in Hive ?
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answered Oct 2 '13 at 6:37
Navneet KumarNavneet Kumar
3,37222 gold badges1515 silver badges2424 bronze badges
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How to use ArrayAdapter
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edited Oct 20 '16 at 2:31
ivandov
42166 silver badges1212 bronze badges
answered Feb 15 '10 at 11:57
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Why do some C# lambda expressions compile to static methods?
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153
This is most likely because there are no closures, for example:
int age = 25;
Action<string&...
Android: How to Programmatically set the size of a Layout
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394
Java
This should work:
// Gets linearlayout
LinearLayout layout = findViewById(R.id.numberPa...
how can I see what ports mongo is listening on from mongo shell?
...",
"--dbpath",
"/data/test/r1",
"--port",
"30001"
],
"parsed" : {
"dbpath" : "/data/test/r1",
"port" : 30001,
"replSet" : "test",
"rest" : true
},
"ok" : 1
}
If you have not passed specific port options like the ones a...