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Reference - What does this error mean in PHP?
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Warning: Cannot modify header information - headers already sent
Happens when your script tries to send an HTTP header to the client but there already was output before, which resulted in headers to be already sent to the client.
This is an E_WARNING and ...
Does Python optimize tail recursion?
...l Calls (2009-04-27)
You can manually eliminate the recursion with a transformation like this:
>>> def trisum(n, csum):
... while True: # Change recursion to a while loop
... if n == 0:
... return csum
... n, csum = n - 1, csum + n # U...
PHP Function Comments
...stion: I've seen that some PHP functions are commented at the top, using a format that is unknown to me:
4 Answers
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Javascript - How to detect if document has loaded (IE 7/Firefox 3)
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There's no need for all the code mentioned by galambalazs. The cross-browser way to do it in pure JavaScript is simply to test document.readyState:
if (document.readyState === "complete") { init(); }
This is also how jQuery does it.
Depe...
How to get result of console.trace() as string in javascript with chrome or firefox?
...t the results as string and save them to a file.
I don't define names for functions and I also can not get their names with callee.caller.name .
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Pass an array of integers to ASP.NET Web API?
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You just need to add [FromUri] before parameter, looks like:
GetCategories([FromUri] int[] categoryIds)
And send request:
/Categories?categoryids=1&categoryids=2&categoryids=3
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Asp.NET Web API - 405 - HTTP verb used to access this page is not allowed - how to set handler mappi
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Common cause for this error is WebDAV. Make sure you uninstall it.
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How can I sanitize user input with PHP?
Is there a catchall function somewhere that works well for sanitizing user input for SQL injection and XSS attacks, while still allowing certain types of HTML tags?
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What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...e simplest/most elegant way that I can convert, in Java, a string from the format "THIS_IS_AN_EXAMPLE_STRING" to the format " ThisIsAnExampleString "? I figure there must be at least one way to do it using String.replaceAll() and a regex.
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Multi-statement Table Valued Function vs Inline Table Valued Function
...sed my original statement. He is correct, there will be a difference in performance between an inline table valued function (ITVF) and a multi-statement table valued function (MSTVF) even if they both simply execute a SELECT statement. SQL Server will treat an ITVF somewhat like a VIEW in that it wi...