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Generate random 5 characters string
I want to create exact 5 random characters string with least possibility of getting duplicated. What would be the best way to do it? Thanks.
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How to capitalize the first letter of word in a string using Java?
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If you only want to capitalize the first letter of a string named input and leave the rest alone:
String output = input.substring(0, 1).toUpperCase() + input.substring(1);
Now output will have what you want. Check that your input is at least one...
Echo newline in Bash prints literal \n
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edited May 20 '15 at 14:46
answered Dec 11 '11 at 21:04
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How to make type=“number” to positive numbers only
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edited Aug 27 '19 at 7:44
Álvaro González
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How do I put a bunch of uncommitted changes aside while working on something else
If I have a bunch of uncommitted changes and want to set it aside while working on something else instead, and then later (f.i. after several days) come back to it and proceed working. What would be the easiest workflow to accomplish this? (So far I have only experience with Mercurial's basic functi...
Which, if any, C++ compilers do tail-recursion optimization?
It seems to me that it would work perfectly well to do tail-recursion optimization in both C and C++, yet while debugging I never seem to see a frame stack that indicates this optimization. That is kind of good, because the stack tells me how deep the recursion is. However, the optimization would be...
Proper way to implement IXmlSerializable?
... IXmlSerializable , what are the rules and best practices for implementing it? I've heard that GetSchema() should return null and ReadXml should move to the next element before returning. Is this true? And what about WriteXml - should it write a root element for the object or is it assumed t...
How to stop C# console applications from closing automatically? [duplicate]
...thing like C's system("PAUSE") to "pause" the applications at the end of its execution, how can I achieve that?
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Use find command but exclude files in two directories
I want to find files that end with _peaks.bed , but exclude files in the tmp and scripts folders.
6 Answers
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How can I access and process nested objects, arrays or JSON?
...value pairs are also called the "properties".
Properties can be accessed either using dot notation
const value = obj.someProperty;
or bracket notation, if the property name would not be a valid JavaScript identifier name [spec], or the name is the value of a variable:
// the space is not a vali...