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Forward an invocation of a variadic function in C
...'macro magic', but you are guaranteed that calling the v... style function from a variadic function like this will work:
#include <stdarg.h>
int m_printf(char *fmt, ...)
{
int ret;
/* Declare a va_list type variable */
va_list myargs;
/* Initialise the va_list variable with...
How do I make curl ignore the proxy?
...
I assume curl is reading the proxy address from the environment variable http_proxy and that the variable should keep its value. Then in a shell like bash, export http_proxy=''; before a command (or in a shell script) would temporarily change its value.
(See curl's m...
Handling a colon in an element ID in a CSS selector [duplicate]
...tion are incorrect. You need to escape both the underscore (to prevent IE6 from ignoring the rule altogether in some edge cases) and the colon character for the selector to work properly across different browsers.
Technically, the colon character can be escaped as \:, but that doesn’t work in IE ...
Mvn install or Mvn package
...
from http://maven.apache.org/guides/getting-started/maven-in-five-minutes.html
package: take the compiled code and package it in its distributable
format, such as a JAR.
install: install the package into the local ...
Convert a character digit to the corresponding integer in C
...ntage of strtol, of course, is that you may well need to read other things from the same string that come after the number.
– dfeuer
Jul 21 '12 at 21:30
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Download File Using jQuery
...t:
$('a').click(function(e) {
e.preventDefault(); //stop the browser from following
window.location.href = 'uploads/file.doc';
});
<a href="no-script.html">Download now!</a>
Even if there's no Javascript, at least this way the user will get some feedback.
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How to get the first element of an array?
How do you get the first element from an array like this:
31 Answers
31
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What is the easiest way to push an element to the beginning of the array?
... between shift and unshift as to which adds to the array and which removes from the array, drop an 'f' from the names mentally and you get an all-too-clear picture as to the direction. (And then you have to remember that these methods don't work on the "end" of the array. ;)
– ...
How do I get the height and width of the Android Navigation Bar programmatically?
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To retrieve orientation from context, use context.getResources().getConfiguration().orientation
– Hugo Gresse
Feb 12 '15 at 14:15
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Is jquery a javascript library or framework? [closed]
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+1. A library is something you call from your program. A framework is something that calls into your program.
– Thilo
Aug 15 '11 at 8:10
2
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