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scrollIntoView Scrolls just too far
...hange it from += 10 to -= 10 and now it's loading just right, thanks a lot for the help!!!!
– Matthew Wilson
Jul 10 '14 at 1:38
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mongodb: insert if not exists
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Sounds like you want to do an "upsert". MongoDB has built-in support for this. Pass an extra parameter to your update() call: {upsert:true}. For example:
key = {'key':'value'}
data = {'key2':'value2', 'key3':'value3'};
coll.update(key, data, upsert=True); #In python upsert must be passed a...
How to copy commits from one branch to another?
...x (wss)
So all you have to do is git checkout v2.1 and git merge wss. If for some reason you really can't do this, and you can't use git rebase to move your wss branch to the right place, the command to grab a single commit from somewhere and apply it elsewhere is git cherry-pick. Just check out t...
form_for with nested resources
I have a two-part question about form_for and nested resources. Let's say I'm writing a blog engine and I want to relate a comment to an article. I've defined a nested resource as follows:
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ALTER TABLE to add a composite primary key
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thanks for posting -- really got me out of battling with the ui
– plditallo
Aug 31 '13 at 3:41
1
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How to use underscore.js as a template engine?
...emplate engine. anybody know good tutorials about how to use underscore.js for templating, especially for biginners who have less experience with advanced javascript. Thanks
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How can I autoplay a video using the new embed code style for Youtube?
I can't work out how to autoplay a video using the new embed code style for Youtube . I tried adding &autoplay=1 to the url, which worked with the old style, but it didn't work. For example, http://www.youtube.com/embed/JW5meKfy3fY is the embed link, but http://www.youtube.com/embed/JW5meKfy3fY&...
How to handle button clicks using the XML onClick within Fragments
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I prefer using the following solution for handling onClick events. This works for Activity and Fragments as well.
public class StartFragment extends Fragment implements OnClickListener{
@Override
public View onCreateView(LayoutInflater inflater, ViewGro...
How to set RelativeLayout layout params in code not in xml?
For example I want to add 3 buttons on screen: one align left, one align center, last one align right.
5 Answers
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Finding sum of elements in Swift array
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Thanks for this answer. It works great and I just want to add my example code with array of custom classes: let totalSum = self.cheques.reduce(0) { $0 + $1.amount}
– Libor Zapletal
Apr 1 '15 at...