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JavaScript data grid for millions of rows [closed]
...ollbar itself - the scrollable area's height is set to the total height of all the rows. The rows are still being added and removed as the user is scrolling, but the scrolling itself is done by the browser. That allows it to be very fast yet smooth (onscroll events are notoriously slow). The cave...
C#: how to get first char of a string?
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no worries. I do it all the time too. I'm a really slow typer.
– jjnguy
Oct 7 '10 at 5:11
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Git repository broken after computer died
... managed to recover through:
rm .git/refs/remotes/origin/HEAD
git fetch --all
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Fatal error: unexpectedly found nil while unwrapping an Optional values [duplicate]
...r: String!) -> AnyObject! // Used by the delegate to acquire an already allocated cell, in lieu of allocating a new one.
That's determined by the exclamation mark after AnyObject:
AnyObject!
So, first thing to consider is, what is an "Implicitly Unwrapped Optional"?
The Swift Programmin...
Suppress warning messages using mysql from within Terminal, but password written in bash script
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Remember that the --login-path has to come before all other arguments. I was trying mysqldump --tables --login-path=local and getting the error unknown variable 'login-path=local'.
– Tulio
May 3 '14 at 22:33
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Why Func instead of Predicate?
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Well, actually you have to place that in the context of the guideline, which is about writing a LINQ provider. So yeah, for LINQ operators, the guideline is to use Func<> and Expression<> as parameters for the extension met...
AngularJS access parent scope from child controller
...rty}}
</div>
See jsFiddle: http://jsfiddle.net/2r728/
Update
Actually since you defined cities in the parent controller your child controller will inherit all scope variables. So theoritically you don't have to call $parent. The above example can also be written as follows:
function Paren...
Storyboard warning: prototype table cells must have reuse identifiers
... If you have more than 1 prototype cells, you must give them all an indetifier, else just set the number to one in the prototype cell
– user1700737
Oct 21 '14 at 12:26
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Utility classes are evil? [closed]
...d object-oriented design, most classes should represent a single thing and all of its attributes and operations. If you are operating on a thing, that method should probably be a member of that thing.
However, there are times when you can use utility classes to group a number of methods together ...
Are soft deletes a good idea? [duplicate]
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I say it's a bad idea, generally (with some exceptions, perhaps).
First, your database should be backed up regularly, so you should never be in a situation where you would lose data permanently because of a DELETE (unless it's a deletion of just-adde...