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How to drop SQL default constraint without knowing its name?
...ver, I know the query to check if a default constraint exists for a column and drop a default constraint is:
14 Answers
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Dynamically adding a form to a Django formset with Ajax
...ent);
}
What it does:
cloneMore accepts selector as the first argument, and the type of formset as the 2nd one. What the selector should do is pass it what it should duplicate. In this case, I pass it div.table:last so that jQuery looks for the last table with a class of table. The :last part of ...
Can you Run Xcode in Linux?
...Xcode (the gcc compiler family, the gdb debugger, etc.) is all open source and common to Unix and Linux platforms. But the IDE--the editor, project management, indexing, navigation, build system, graphical debugger, visual data modeling, SCM system, refactoring, project snapshots, etc.--is a Mac OS...
Why doesn't Mockito mock static methods?
I read a few threads here about static methods, and I think I understand the problems misuse/excessive use of static methods can cause. But I didn't really get to the bottom of why it is hard to mock static methods.
...
Declaration/definition of variables locations in ObjectiveC?
Ever since starting to work on iOS apps and objective C I've been really puzzled by the different locations where one could be declaring and defining variables. On one hand we have the traditional C approach, on the other we have the new ObjectiveC directives that add OO on top of that. Could you fo...
Why is it wrong to use std::auto_ptr with standard containers?
Why is it wrong to use std::auto_ptr<> with standard containers?
6 Answers
6
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Simplest way to do a fire and forget method in c# 4.0
... simpler with:
#pragma warning disable 4014
Task.Run(() =>
{
MyFireAndForgetMethod();
}).ConfigureAwait(false);
#pragma warning restore 4014
The pragma is to disable the warning that tells you you're running this Task as fire and forget.
If the method inside the curly braces returns a Tas...
Complete Working Sample of the Gmail Three-Fragment Animation Scenario?
...
Uploaded my proposal at github
(Is working with all android versions though view hardware acceleration is strongly recommended for this kind of animations. For non hardware accelerated devices a bitmap caching implementation should fit better)
Demo video with the animation is...
How can I split up a Git commit buried in history?
I flubbed up my history and want to do some changes to it. Problem is, I have a commit with two unrelated changes, and this commit is surrounded by some other changes in my local (non-pushed) history.
...
How do I determine the size of an object in Python?
...be returned if the
object type does not provide means to
retrieve the size and would cause a
TypeError.
getsizeof calls the object’s
__sizeof__ method and adds an additional garbage collector overhead
if the object is managed by the
garbage collector.
See recursive sizeof recipe for an example of ...