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Add new column with foreign key constraint in one command
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@knocte it is for ms sql server - question is now tagged to clarify that
– sqladmin
Apr 22 '16 at 4:52
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Should I store generated code in source control
...u expect to backport a bug to an older version of your product unless you know what version of the compiler and linker you were using back then? A code generator is no different from your C++/Java/C# compiler. The fact that you might be able to read its output is immaterial: its input is the source....
Passing references to pointers in C++
...ome, and discovered thing are a bit subtler than I thought. Here's what I now think is an accurate answer.
&s is not an lvalue so you cannot create a reference to it unless the type of the reference is reference to const. So for example, you cannot do
string * &r = &s;
but you can ...
dynamically add and remove view to viewpager
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Thanks. I also had issues with nested scrollview and now I fixed it as well.
– Filip Luchianenco
Jul 18 '16 at 12:35
add a comment
Invoke(Delegate)
...ne if you must call an invoke method, which can be useful if
you do not know what thread owns a control.
From Control.InvokeRequired
Effectively, what Invoke does is ensure that the code you are calling occurs on the thread that the control "lives on" effectively preventing cross threaded excep...
What is the difference between __init__ and __call__?
I want to know the difference between __init__ and __call__ methods.
13 Answers
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Need a simple explanation of the inject method
...2, 3, 4].inject(0) { |6, 4| 6 + 4 }
Step :5 [1, 2, 3, 4].inject(0) { |10, Now no elements left in the array, so it'll return 10 from this step| }
Here Bold-Italic values are elements fetch from array and the simply Bold values are the resultant values.
I hope that you understand the working of th...
Create and append dynamically
...= 'block';
document.getElementsByTagName('body')[0].appendChild(iDiv);
// Now create and append to iDiv
var innerDiv = document.createElement('div');
innerDiv.className = 'block-2';
// The variable iDiv is still good... Just append to it.
iDiv.appendChild(innerDiv);
http://jsfiddle.net/W4Sup/1/
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Sort a list of tuples by 2nd item (integer value) [duplicate]
...ed stackoverflow page of all time; i've been here like easily 500 times by now. Thank you cheeken, if only i could memorize this one line of code.
– will kinsman
Aug 19 at 3:08
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MySQL “Group By” and “Order By”
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Now if only I could do JOINS on sub-selects in VIEWS, in mysql 5.1. Maybe that feature comes in a newer release.
– IcarusNM
Jun 15 '15 at 17:52
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