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Migration: Cannot add foreign key constraint
...ed after running migrate:make. E.g. 2014_05_10_165709_create_student_table.php.
The solution was to rename the file with the foreign key to an earlier time than the file with the primary key as recommended here: http://forumsarchive.laravel.io/viewtopic.php?id=10246
I think I also had to add in $t...
When should I use a trailing slash in my URL?
...wenda, .htaccess can do all sorts of magic ;) your CSS might actually be a php file!
– rmorse
Apr 16 '13 at 15:07
4
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reStructuredText tool support
...OM::View::Restructured - View for Pod::POM that outputs reStructuredText
PHP
Gregwar/RST - A mature PHP5.3 parser with tests
php-restructuredtext - A simple, incomplete (but functional) implementation
C#/.NET
reStructuredText for ANTLR - A C# based parser with tests (in progress). It also pr...
Why can't a text column have a default value in MySQL?
...ocs:
Each BLOB or TEXT value is represented internally by a separately allocated object. This is in contrast to all other data types, for which storage is allocated once per column when the table is opened.
It seems like pre-filling these column types would lead to memory usage and performance...
Split string into an array in Bash
...NU version of the manual does slightly better, since it opts for the word "tokens" instead of "words" in the first sentence of the Expansion section:
Expansion is performed on the command line after it has been split into tokens.
The important point is, $IFS does not change the way bash parses...
How to run a shell script on a Unix console or Mac terminal?
...er from the same folder, still using #!hashbang in scripts.
As example a php7.2 executable copied from /usr/bin is in a folder along a hello script.
#!./php7.2
<?php
echo "Hello!";
To run it:
./hello
Which behave just as equal as:
./php7.2 hello
...
How can I divide two integers to get a double?
...Divide(100, 863)
//0.1158748551564310544611819235
Double are represented allocating 64 bits while decimal uses 128
(double)100/863
//0.11587485515643106
In depth explanation of "precision"
For more details about the floating point representation in binary and its precision take a look at this ...
Create UIActionSheet 'otherButtons' by passing in array, not varlist
... Button",@"4th Button"];
UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithTitle:@"Title Here"
delegate:self
cancelButtonTitle:nil
...
How to cast an object in Objective-C
...g works as it does in C:
myEditController = [[SelectionListViewController alloc] init];
((SelectionListViewController *)myEditController).list = listOfItems;
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How to find the 'sizeof' (a pointer pointing to an array)?
... which is to stash the size somewhere. For example, if you're dynamically allocating the array, allocate a block one int bigger than the one you need, stash the size in the first int, and return ptr+1 as the pointer to the array. When you need the size, decrement the pointer and peek at the stashe...