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How to select from subquery using Laravel Query Builder?
...t Builder, then you still need the ->getQuery() part, otherwise you get error, since this method is typehinted against Query\Builder class.
– Jarek Tkaczyk
Dec 29 '15 at 10:00
...
What is the equivalent of Java's final in C#?
...e - failing to assign V or assigning V two or more times will result in an error.
C#'s readonly keyword has no such guarantee - the compiler is more than happy to leave readonly members unassigned or allow you to assign them multiple times within a constructor.
So, final and readonly (at least wit...
How can I import Swift code to Objective-C?
...that if you try to use the Swift filename in your import, you will get the error "Expected ';' after top level declarator". in your Swift file after "import Foundation".
– louielouie
Jun 9 '14 at 22:10
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...ammar requires the variable to not be in parentheses.
<stdin>:1:19: error: expected declaration specifiers or ‘...’ before ‘(’ token
However, C++ expects standard expression here. In C++, you can write the following code.
int value = int();
And the following code.
int value = ((...
Changing one character in a string
...d be bytearray(s), not bytearray(str). For another, this will produce: TypeError: string argument without an encoding. If you specify an encoding, then you get TypeError: an integer is required. That's with Python 3 or Python 2's unicode. If you do this in Python 2 (with a corrected second line), it...
A numeric string as array key in PHP
...ough. Add this line to your example: echo $data['12'];. It will give the error, "Notice: Undefined offset: 12 in - on line 5".
– L S
May 29 '16 at 9:47
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AngularJs event to call after content is loaded
....formName.elementName.$setValidity("validateRule", false); will throw "TypeError: Cannot read property 'elementName' of undefined"
– Mussammil
Oct 14 '15 at 6:04
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How do I implement a callback in PHP?
... be called directly
$cb2 = 'ClassName::someStaticMethod';
$cb2(); // fatal error
// legacy syntax for PHP 4
$cb3 = array(&$object, 'somePublicMethod');
This is a safe way to use callable values in general:
if (is_callable($cb2)) {
// Autoloading will be invoked to load the class "ClassNa...
Pointer arithmetic for void pointer in C
... MSVC) disallow arithmetic on void*, and GCC disallows it if the -pedantic-errors flag is specified, or if the -Werror-pointer-arith flag is specified (this flag is useful if your code base must also compile with MSVC).
The C Standard Speaks
Quotes are taken from the n1256 draft.
The standard's d...
Running Composer returns: “Could not open input file: composer.phar”
...
Since you are executing php composer.phar update, and you are getting the error Could not open input file: composer.phar, you probably don't have composer.phar in your current directory.
Solution
If you have Composer installed globally, simply run composer update instead of php composer.phar upda...