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Sending multipart/formdata with jQuery.ajax

I've got a problem sending a file to a serverside PHP-script using jQuery's ajax-function. It's possible to get the File-List with $('#fileinput').attr('files') but how is it possible to send this Data to the server? The resulting array ( $_POST ) on the serverside php-script is 0 ( NULL ) when us...
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Is it correct to use alt tag for an anchor link?

Is it correct to use alt tag for an anchor link, something like 7 Answers 7 ...
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What is the point of function pointers?

..., after all), but I can't think of a case where it's better or unavoidable to use a function pointer. 17 Answers ...
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How to use gradle zip in local system without downloading when using gradle-wrapper

I'm trying to build a gradle project with gradle-wrapper ( gradlew ). 10 Answers 10 ...
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How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII

...your data validates as UTF-8, then you can safely assume it is UTF-8. Due to UTF-8's strict validation rules, false positives are extremely rare. ISO-8859-1 vs. windows-1252 The only difference between these two encodings is that ISO-8859-1 has the C1 control characters where windows-1252 has the...
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What is the difference between URI, URL and URN? [duplicate]

... Uniform Resource Identifier (URI) is a string of characters used to identify a name or a resource on the Internet A URI identifies a resource either by location, or a name, or both. A URI has two specializations known as URL and URN. A Uniform Resource Locator (URL) is a subset of the Un...
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Java: Get month Integer from Date

...use the java.time package in Java 8 and convert your java.util.Date object to a java.time.LocalDate object and then just use the getMonthValue() method. Date date = new Date(); LocalDate localDate = date.toInstant().atZone(ZoneId.systemDefault()).toLocalDate(); int month = localDate.getMonthValue()...
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What is the !! (not not) operator in JavaScript?

I saw some code that seems to use an operator I don't recognize, in the form of two exclamation points, like so: !! . Can someone please tell me what this operator does? ...
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Difference between VARCHAR and TEXT in MySQL [duplicate]

When we create a table in MySQL with a VARCHAR column, we have to set the length for it. But for TEXT type we don't have to provide the length. ...
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Multiple Inheritance in PHP

I'm looking for a good, clean way to go around the fact that PHP5 still doesn't support multiple inheritance. Here's the class hierarchy: ...