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How to automatically generate a stacktrace when my program crashes
...tation fault. Documentation can be found in the libc manual.
Here's an example program that installs a SIGSEGV handler and prints a stacktrace to stderr when it segfaults. The baz() function here causes the segfault that triggers the handler:
#include <stdio.h>
#include <execinfo.h>
...
Email validation using jQuery
...how();
return false;
}
//ajax call php page
$.post("send.php", $("#contactform").serialize(), function(response) {
$('#contactform').fadeOut('slow',function(){
$('#success').html(response);
$('#success')...
How to inherit from a class in javascript?
In PHP/Java one can do:
15 Answers
15
...
What is the fastest integer division supporting division by zero no matter what the result is?
...such a popular question and answer, I'll elaborate a bit more. The above example is based on programming idiom that a compiler recognizes. In the above case a boolean expression is used in integral arithmetic and the use of condition flags are invented in hardware for this purpose. In general condit...
PHP cURL custom headers
I'm wondering if/how you can add custom headers to a cURL HTTP request in PHP. I'm trying to emulate how iTunes grabs artwork and it uses these non-standard headers:
...
How do I append one string to another in Python?
...'t help at all when what I'm trying to do is the rough equivalent of, say, PHP/perl's "string .= verifydata()" or similar.
– Shadur
Feb 23 '16 at 8:42
...
Call a REST API in PHP
Our client had given me a REST API to which I need to make a PHP call to. But as a matter of fact the documentation given with the API is very limited, so I don't really know how to call the service.
...
Have bash script answer interactive prompts [duplicate]
...hema exporter so my file looked like this.
-- This is an example only --
php vendor/bin/mysql-workbench-schema-export mysqlworkbenchfile.mwb ./doctrine << EOF
`#Export to Doctrine Annotation Format` 1
`#Would you like to change the setup configuration befo...
How to call a function from a string stored in a variable?
... Thank you guys, for the replies, it indeed throws an error, even in php 5.4, so that syntax only works with object methods. Edited the post.
– Lajos Meszaros
Feb 3 '14 at 10:10
...
Is gcc's __attribute__((packed)) / #pragma pack unsafe?
...ked));
struct foo arr[2] = { { 'a', 10 }, {'b', 20 } };
int *p0 = &arr[0].x;
int *p1 = &arr[1].x;
printf("sizeof(struct foo) = %d\n", (int)sizeof(struct foo));
printf("offsetof(struct foo, c) = %d\n", (int)offsetof(struct foo, c));
printf("offsetof(struct foo, x)...