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Looking to understand the iOS UIViewController lifecycle
...s. You won't get any of these features just using a UIView.
There's great documentation on Apple's site here. Putting in simply though:
ViewDidLoad - Called when you create the class and load from xib. Great for initial setup and one-time-only work.
ViewWillAppear - Called right before your view ...
Disable password authentication for SSH [closed]
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How do I add new keys to the server, while password authentication is disabled? Surely there is a way to do this, without having to turn password authentication on, every time someone want's to add a key...
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How to create a SQL Server function to “join” multiple rows from a subquery into a single delimited
...hat matter) as shown in the link in Lance's post uses a similar method but doesn't leave you with an extra comma to remove. For the sake of completeness, here's the relevant code from Lance's link on sqlteam.com:
DECLARE @EmployeeList varchar(100)
SELECT @EmployeeList = COALESCE(@EmployeeList + ',...
Height equal to dynamic width (CSS fluid layout) [duplicate]
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Using jQuery you can achieve this by doing
var cw = $('.child').width();
$('.child').css({'height':cw+'px'});
Check working example at http://jsfiddle.net/n6DAu/1/
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When to use a “has_many :through” relation in Rails?
...r and Group.
If you wanted to have users belong to groups, then you could do something like this:
class Group < ActiveRecord::Base
has_many :users
end
class User < ActiveRecord::Base
belongs_to :group
end
What if you wanted to track additional metadata around the association? For exa...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...lize to make a Timestamp or DateTimeIndex timezone aware, but how can you do the opposite: how can you convert a timezone aware Timestamp to a naive one, while preserving its timezone?
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How can I remove non-ASCII characters but leave periods and spaces using Python?
...n iterable. If you need a string back (as I did because I needed this when doing list compression) then do this: ''.join(filter(lambda x: x in string.printable, s).
– cjbarth
Sep 5 '14 at 19:23
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How to bind RadioButtons to an enum?
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From what I can tell, this must be done unless the radio buttons are in different groups (and AFAIK buttons without GroupName set that have the same parent are by default in the same group). Otherwise, the calls to set the property "bounce" and result in odd b...
Why should I care about lightweight vs. annotated tags?
...e that v1.7.4 has been tagged (declared ready) and you're not so sure, who do you talk to? The person whose name is in the annotated tag! (If you live in a distrustful world, this also keeps people from getting away with tagging things they shouldn't.) If you're a consumer, that name is a stamp of a...
dynamically add and remove view to viewpager
...ormally the
// ViewPager itself. Since all our pages are persistent, we do nothing to the
// contents of our "views" ArrayList.
@Override
public void destroyItem (ViewGroup container, int position, Object object)
{
container.removeView (views.get (position));
}
//----------------...