大约有 40,000 项符合查询结果（耗时：0.0463秒） [XML]
Cell spacing in UICollectionView
...
This is a much better answer. Take a look at the callbacks you can adjust in the UICollectionViewDelegateFlowLayout and you can see how this can be tweaked.
– cynistersix
Dec 17 '14 at 2:52
...
Call a Server-side Method on a Resource in a RESTful Way
...ut SOAP envelopes and single-URI overloaded POST services), what some may call "lack of features", is actually its greatest strength. Right off the bat, HTTP asks you to have addressability and statelessness: the two basic design decisions that keep HTTP scalable up to today's mega-sites (and mega-s...
ActiveRecord: size vs count
...l valid.
You'll adapt the function you use depending on your needs.
Basically:
if you already load all entries, say User.all, then you should use length to avoid another db query
if you haven't anything loaded, use count to make a count query on your db
if you don't want to bother with these con...
Rails: How to change the text on the submit button in a Rails Form
...
If you want to change all create and update form submit tags, this change is easy to make. Modify config/locales/en.yml like so:
en:
helpers:
submit:
create: "Crear un %{model}"
update: "Confirmar cambios al %{model} creado"
...
How to scale a UIImageView proportionally?
I have a UIImageView and the objective is to scale it down proportionally by giving it either a height or width.
17 Answer...
SQL Switch/Case in 'where' clause
...statement exits after a condition is met - but the OR syntax will evaluate all the possibilities
– tember
May 12 '15 at 18:27
1
...
How do I change selected value of select2 dropdown with JqGrid?
... not work, however the following examples should work.
Solution 1: Causes all attached change events to trigger, including select2
$('select').val('1').trigger('change');
Solution 2: Causes JUST select2 change event to trigger
$('select').val('1').trigger('change.select2');
See this jsfiddle ...
How to silence output in a Bash script?
...
All output:
scriptname &>/dev/null
Portable:
scriptname >/dev/null 2>&1
Portable:
scriptname >/dev/null 2>/dev/null
For newer bash (no portable):
scriptname &>-
...
Removing the fragment identifier from AngularJS urls (# symbol)
...
Can you set it so this fallsback to using # in IE? Is it as simple as just wrapping $locationProvider.html5Mode(true); in if !(IE lt 10) ?
– Andy Hayden
Aug 14 '13 at 15:07
...
Was PreferenceFragment intentionally excluded from the compatibility package?
...cated methods are deprecated as of Android 3.0. They are perfectly fine on all versions of Android, but the direction is to use PreferenceFragment on Android 3.0 and higher.
Can anyone tell me whether this was intentional?
My guess is it's a question of engineering time, but that's just a gue...