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How to generate random number in Bash?
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Please see $RANDOM:
$RANDOM is an internal Bash function
(not a constant) that returns a
pseudorandom integer in the range
0 - 32767. It should not be used to
generate an encryption key.
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How to update a value, given a key in a hashmap?
Suppose we have a HashMap<String, Integer> in Java.
17 Answers
17
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Method Overloading for null argument
...sion of a method that's available (see JLS §15.12.2).
Object, char[] and Integer can all take null as a valid value. Therefore all 3 version are applicable, so Java will have to find the most specific one.
Since Object is the super-type of char[], the array version is more specific than the Objec...
How to render a DateTime object in a Twig template
...e at all, because a __toString() method would need to know which format to convert the DateTime object to, and there are probably hundreds of possible formats out there. Of course, in PHP you can use the format() method on a DateTime object, which takes a format argument, and the date filter is simp...
C# DateTime to “YYYYMMDDHHMMSS” format
I want to convert a C# DateTime to "YYYYMMDDHHMMSS" format. But I don't find a built in method to get this format? Any comments?
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What is the advantage of using forwarding references in range-based for loops?
... suffice if I want to perform read-only operations. However, I have bumped into
3 Answers
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Pro JavaScript programmer interview questions (with answers) [closed]
...sing a browser and toggled JS off by mistake, either way, their chances of converting are slim to none.
– vsync
Sep 7 '18 at 14:25
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TypeScript Objects as Dictionary types as in C#
... of which are supported by Object (no, Object does not support numbers, it converts them to strings)
Less room for errors when not using --noImplicitAny, as a Map always has a key type and a value type, whereas an object might not have an index-signature
The functionality of adding/removing items (k...
Order of event handler execution
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Downvoted since it is factually incorrect on 2 points. 1) Currently they are executed in the order that the implementation of the specific event dictates - since you can implement your own add/remove methods for events. 2) When using the default event implementation via mul...
vs
What is the difference between stdint.h and cstdint ?
3 Answers
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