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Group by with multiple columns using lambda
...e this
rowId col1 col2 col3 col4
1 a e 12 2
2 b f 42 5
3 a e 32 2
4 b f 44 5
var grouped = myTable.AsEnumerable().GroupBy(r=> new {pp1 = r.Field<int>("col1"), pp2...
in_array multiple values
...
answered Jun 14 '12 at 20:08
Rok KraljRok Kralj
38.7k99 gold badges6060 silver badges7575 bronze badges
...
Query-string encoding of a Javascript Object
...");
}
console.log(serialize({
foo: "hi there",
bar: {
blah: 123,
quux: [1, 2, 3]
}
}));
// foo=hi%20there&bar%5Bblah%5D=123&bar%5Bquux%5D%5B0%5D=1&bar%5Bquux%5D%5B1%5D=2&bar%5Bquux%5D%5B2%5D=3
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Android: Clear the back stack
...TIVITY_NEW_TASK);
– dzeikei
Jun 19 '12 at 4:18
8
doesn't work for me however calling finish() on ...
When annotating a class with @Component, does this mean it is a Spring Bean and Singleton?
...
BozhoBozho
539k129129 gold badges10061006 silver badges11101110 bronze badges
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How do I force git to checkout the master branch and remove carriage returns after I've normalized f
...66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954...
What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
... edited Aug 25 '14 at 15:31
0112
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answered Aug 25 '13 at 7:50
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Which concurrent Queue implementation should I use in Java?
...
124
ConcurrentLinkedQueue means no locks are taken (i.e. no synchronized(this) or Lock.lock calls)...
What is the difference between Pan and Swipe in iOS?
...
answered Mar 27 '12 at 23:45
ricksterrickster
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Join strings with a delimiter only if strings are not null or empty
...66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954...