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Which, if any, C++ compilers do tail-recursion optimization?
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All current mainstream compilers perform tail call optimisation fairly well (and have done for more than a decade), even for mutually recursive calls such as:
int bar(int, int);
int foo(int n, int acc) {
return (n == 0)...
What is the best way to force yourself to master vi? [closed]
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First of all, you may want to pick up Vim; it has a vastly superior feature set along with everything vi has.
That said, it takes discipline to learn. If you have a job and can't afford the productivity hit (without getting fired), I...
Simple logical operators in Bash
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What you've written actually almost works (it would work if all the variables were numbers), but it's not an idiomatic way at all.
(…) parentheses indicate a subshell. What's inside them isn't an expression like in many other languages. It's a l...
BestPractice - Transform first character of a string into lower case
... However, + is much faster than string.Format. Use the latter when you actually need to format something (like displaying integers, doubles or dates).
– Dirk Vollmar
Aug 25 '10 at 11:09
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How can I get the iOS 7 default blue color programmatically?
... Yes, definitely not a good idea to hard-code any value that could potentially change. Especially when there is an API to query the actual value.
– Nicolas Miari
Oct 2 '15 at 2:49
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Set the selected index of a Dropdown using jQuery
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First of all - that selector is pretty slow. It will scan every DOM element looking for the ids. It will be less of a performance hit if you can assign a class to the element.
$(".myselect")
To answer your question though, there ...
jQuery $(“#radioButton”).change(…) not firing during de-selection
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Looks like the change() function is only called when you check a radio button, not when you uncheck it. The solution I used is to bind the change event to every radio button:
$("#r1, #r2, #r3").change(function () {
Or you could give all the radio buttons the same...
Getting file names without extensions
...NameWithoutExtension - you'll likely do better writing your own code that calls it.
– Rup
Jan 28 '16 at 9:47
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How do I turn a C# object into a JSON string in .NET?
...o System.Web.Extensions, you must have ASP.NET AJAX 1.0 or ASP.NET 3.5 installed on your system. Please see this stackoverflow.com/questions/7723489/…
– Sisir
Oct 15 '18 at 9:18
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How to show a confirm message before delete?
... off? Or if a spider/search bot would read this page? It would then follow all the links and delete everything! Some browser plugins also follows all the links on a page to pre-cache it. NEVER do it this way! Deletes should never be a GET request.
– Daniele Testa
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