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What's the UIScrollView contentInset property for?

... answered Dec 31 '09 at 1:21 jballjball 23.1k88 gold badges6464 silver badges9191 bronze badges ...
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Why does using an Underscore character in a LIKE filter give me all the results?

...t end with 'abc'. In your case you have searched by '%_%'. This will give all the rows with that column having one or more characters, that means any characters, as its value. This is why you are getting all the rows even though there is no _ in your column values. ...
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Which method performs better: .Any() vs .Count() > 0?

...le<T> sequence. For just IEnumerable<T>, then Any() will generally be quicker, as it only has to look at one iteration. However, note that the LINQ-to-Objects implementation of Count() does check for ICollection<T> (using .Count as an optimisation) - so if your underlying data-sou...
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(13: Permission denied) while connecting to upstream:[nginx]

...sue: sudo cat /var/log/audit/audit.log | grep nginx | grep denied | audit2allow -M mynginx sudo semodule -i mynginx.pp References: http://blog.frag-gustav.de/2013/07/21/nginx-selinux-me-mad/ https://wiki.gentoo.org/wiki/SELinux/Tutorials/Where_to_find_SELinux_permission_denial_details http://w...
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How to change a TextView's style at runtime

...ated a ClickListener to trap the tap event on that TextView: EDIT: As from API 23 'setTextAppearance' is deprecated myTextView.setOnClickListener(new View.OnClickListener() { public void onClick(View view){ //highlight the TextView //myTex...
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ListView item background via custom selector

... I've been frustrated by this myself and finally solved it. As Romain Guy hinted to, there's another state, "android:state_selected", that you must use. Use a state drawable for the background of your list item, and use a different state drawable for listSelector of yo...
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Capturing Groups From a Grep RegEx

...egex="[0-9]+_([a-z]+)_[0-9a-z]*" for f in $files # unquoted in order to allow the glob to expand do if [[ $f =~ $regex ]] then name="${BASH_REMATCH[1]}" echo "${name}.jpg" # concatenate strings name="${name}.jpg" # same thing stored in a variable else ...
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jQuery checkbox event handling

... Just a small tip. You will get a performance boost by using input:checkbox in your selector instead of just :checkbox since the latter is translated to the universal selector *:checkbox. – jimmystormig ...
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How to use ELMAH to manually log errors

...log the error in Elmah without causing the application to stop working. It allows for you to catch common exceptions, handle them properly, but still be able to log them. – PCasagrande Jan 15 '13 at 19:39 ...
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What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?

... spl_autoload_register() allows you to register multiple functions (or static methods from your own Autoload class) that PHP will put into a stack/queue and call sequentially when a "new Class" is declared. So for example: spl_autoload_register('m...