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A dependent property in a ReferentialConstraint is mapped to a store-generated column
...s it possible that you defined a bad column relation between your tables? different columns and one was set as autonumeric.
It happened to me.
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How can I put strings in an array, split by new line?
...rator:
$your_array = explode("\n", $your_string_from_db);
For instance, if you have this piece of code:
$str = "My text1\nMy text2\nMy text3";
$arr = explode("\n", $str);
var_dump($arr);
You'd get this output:
array
0 => string 'My text1' (length=8)
1 => string 'My text2' (length=8)...
How can I convert this foreach code to Parallel.ForEach?
...al threading overhead
The following example clearly demonstrates the difference between traditional foreach loop and
Parallel.ForEach() Example
using System;
using System.Diagnostics;
using System.Threading;
using System.Threading.Tasks;
namespace ParallelForEachExample
{
class Progra...
How does generic lambda work in C++14?
...{ return a; }
};
Paragraph 5.1.2/5 of the C++14 Standard Draft n3690 specifies how the call operator of the closure type of a given lambda expression is defined:
The closure type for a non-generic lambda-expression has a public inline function call operator (13.5.4)
whose parameters and retu...
Call a function with argument list in python
...t I didn't find mentioned very often is how to call a function with *args, if you have a list or tuple that you want to pass. For that you need to call it like this: wrapper1(func2, *mylist)
– Ali
Jul 9 '10 at 5:46
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In Git, what is the difference between origin/master vs origin master?
...ause when I "git checkout origin/master" I get into a detached head state. If I indeed have a local copy of the remote master branch, why can't I work on and commit and add to it? Or maybe I can, but why is it detached?
– stu
Mar 28 '14 at 14:51
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SQL Server Management Studio alternatives to browse/edit tables and run queries [closed]
I was wondering if there are any alternatives to Microsoft's SQL Server Management Studio?
12 Answers
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Ubuntu rails install fails on zlib
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If you come across this question trying to install Ruby using Ruby Version Manager (RVM) on Ubuntu 10.04 then there are instructions on installing zlib on the rvm web site http://rvm.beginrescueend.com/packages/zlib/
The ste...
Command substitution: backticks or dollar sign / paren enclosed? [duplicate]
...n turn, I'd think that that means it's more likely to work correctly with different shells and with different *nix implementations.
Another reason given for preferring the first (POSIX) form is that it's easier to read, especially when command substitutions are nested. Plus, with the backtick form,...
Getting the value of an attribute in XML
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What if the context is not in the parent element?
– Arty
Mar 24 '15 at 17:31
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