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Overriding id on create in ActiveRecord
...sts an extra database query because it will work all the time. This is an error that might not show up in your development environment, but can quietly corrupt your production database all the while saying it is working.
sh...
How to use FormData for AJAX file upload?
... msg +
"</pre>");
$('#close').hide();
},
error: function() {
$(".modal .ajax_data").html(
"<pre>Sorry! Couldn't process your request.</pre>"
); //
$('#done').hide();
}
});
you can use.
var form = $('form')[0];...
Inspecting standard container (std::map) contents with gdb
...o a bit frustrating that commands like "plist foo std::string" give syntax errors. It appears that the value_type can't contain any punctuation.
– Bklyn
Jan 9 '09 at 21:49
2
...
C libcurl get output into a string
... callback function (there's no way around it), but also handles allocation error using try/catch.
#include <iostream>
#include <string>
#include <curl/curl.h>
size_t CurlWrite_CallbackFunc_StdString(void *contents, size_t size, size_t nmemb, std::string *s)
{
size_t newLength...
Exclude a directory from git diff
...eem to work for files that are brand new or deleted across branches. I get errors that halt execution of the script, saying it can't diff against it.
– Graham Christensen
Apr 25 '11 at 21:16
...
When should I use malloc in C and when don't I?
...meMemory = (uint8_t*)malloc(1024);
// Do some stuff
if ( /* some error occured */ ) return -1;
// Do some other stuff
free(someMemory);
return result;
}
Do you see what's wrong with this code? There's a conditional return statement between malloc and free. It might seem oka...
How to print a number with commas as thousands separators in JavaScript
...;
const pass = result === expect;
console.log(`${pass ? "✓" : "ERROR ====>"} ${x} => ${result}`);
return pass;
}
let failures = 0;
failures += !test(0, "0");
failures += !test(100, "100");
failures += !test(1000, "1,000");
failures += !test(10000, "1...
Does a finally block always run?
...y, I remember a project where we foolishly tried to use
catch (OutOfMemoryError oome) {
// do stuff
}
This didn't work because the JVM had no memory left for executing the catch block.
share
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...
Is it possible to listen to a “style change” event?
... you can't launch your event because is not from your code. But I get some errors when I used it. So I write a new answer for show you the code that I use.
Extension
// Extends functionality of ".css()"
// This could be renamed if you'd like (i.e. "$.fn.cssWithListener = func ...")
(function() {
...
Getting all types in a namespace via reflection
...
Here's a fix for LoaderException errors you're likely to find if one of the types sublasses a type in another assembly:
// Setup event handler to resolve assemblies
AppDomain.CurrentDomain.ReflectionOnlyAssemblyResolve += new ResolveEventHandler(CurrentDoma...