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How do I select elements of an array given condition?
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answered Jun 13 '10 at 0:50
jfsjfs
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How to duplicate sys.stdout to a log file?
...lution, or I'm doing something so non-standard that nobody knows - I'll revise my question to also ask: What is the best way to accomplish logging when a python app is making a lot of system calls?
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A quick and easy way to join array elements with a separator (the opposite of split) in Java [duplic
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Using Java 8 you can do this in a very clean way:
String.join(delimiter, elements);
This works in three ways:
1) directly specifying the elements
String joined1 = String.join(",", "a", "b", "c");
2) using arrays
String[] array = new String[] {...
How to trigger a click on a link using jQuery
...u can see that it works:
$(document).on("click", "a", function(){
$(this).text("It works!");
});
$(document).ready(function(){
$("a").trigger("click");
});
Are you trying to cause the user to navigate to a certain point on the webpage by clicking the anchor, or are you trying to trigger ...
Is there a standard for storing normalized phone numbers in a database?
What is a good data structure for storing phone numbers in database fields? I'm looking for something that is flexible enough to handle international numbers, and also something that allows the various parts of the number to be queried efficiently.
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How to exit from PostgreSQL command line utility: psql
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edited Oct 19 '18 at 12:22
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How to concatenate two strings in C++?
...= "Hello";
std::string greet = s + " World"; //concatenation easy!
Easy, isn't it?
Now if you need char const * for some reason, such as when you want to pass to some function, then you can do this:
some_c_api(s.c_str(), s.size());
assuming this function is declared as:
some_c_api(char cons...
Type safety: Unchecked cast
...ng memory with the new HashMap creation call. Your second line completely disregards the reference to this created hashmap, making it then available to the garbage collector. So, don't do that, use:
private Map<String, String> someMap = (HashMap<String, String>)getApplicationContext().g...
How to add a custom HTTP header to every WCF call?
I have a WCF service that is hosted in a Windows Service. Clients that using this service must pass an identifier every time they're calling service methods (because that identifier is important for what the called method should do). I thought it is a good idea to somehow put this identifier to the ...
What's the difference between and , and ?
...ey have the same effect on normal web browser rendering engines, but there is a fundamental difference between them.
As the author writes in a discussion list post:
Think of three different situations:
web browsers
blind people
mobile phones
"Bold" is a style - when you say "bold a word", peop...