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Linq order by boolean
...ant to order by f.bar, which is a string, but I also want to order it by f.foo, which is a boolean field, first. Like the query below.
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How can I make a JUnit Test wait?
... SomeCacheObject sco = new SomeCacheObject();
sco.putWithExipration("foo", 1000);
TimeUnit.MINUTES.sleep(2);
assertNull(sco.getIfNotExipred("foo"));
}
This library provides more clear interpretation for time unit. You can use 'HOURS'/'MINUTES'/'SECONDS'.
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initializer_list and move semantics
Am I allowed to move elements out of a std::initializer_list<T> ?
8 Answers
8
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How to split a string into a list?
...d, it might be a typo, but you have your loop a little messed up. If you really did want to use append, it would be:
words.append(word)
not
word.append(words)
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Get escaped URL parameter
... you may want "decodeURIComponent()" instead of "decodeURI()", especially if you are passing interesting data like return URLs in as a URL parameter
– perfectionist
Feb 27 '12 at 13:14
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What is the difference between String and string in C#?
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string is an alias in C# for System.String.
So technically, there is no difference. It's like int vs. System.Int32.
As far as guidelines, it's generally recommended to use string any time you're referring to an object.
e.g.
string place = "world";
Likewise, I think it's g...
How to set DOM element as the first child?
I have element E and I'm appending some elements to it. All of a sudden, I find out that the next element should be the first child of E. What's the trick, how to do it? Method unshift doesn't work because E is an object, not array.
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Ruby, !! operator (a/k/a the double-bang) [duplicate]
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So basically, !!foo is equivalent to not (foo == nil or foo == false)
– FloatingRock
Mar 30 '17 at 15:43
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What is a covariant return type?
...ct. You could override this in your own class as follows:
public class MyFoo
{
...
// Note covariant return here, method does not just return Object
public MyFoo clone()
{
// Implementation
}
}
The benefit here is that any method which holds an explicit reference to a MyF...
How to find whether or not a variable is empty in Bash
...variable is undefined and the set -u option (nounset) is activated. Almost all other answers to this question will fail with unbound variable in this case.
– anol
May 26 '15 at 16:29
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