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Change UICollectionViewCell size on different device orientations
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1) You could maintain and swap out multiple layout objects, but there's a simpler way. Just add the following to your UICollectionViewController subclass and adjust the sizes as required:
- (CGSize)collectionView:(UICollectionView *)collectionVie...
How do I use ROW_NUMBER()?
...ion, why not just use?
SELECT COUNT(*) FROM myTable
to get the count.
And for the second question, the primary key of the row is what should be used to identify a particular row. Don't try and use the row number for that.
If you returned Row_Number() in your main query,
SELECT ROW_NUMBER()...
Download a file from NodeJS Server using Express
...load-folder/dramaticpenguin.MOV`;
res.download(file); // Set disposition and send it.
});
Old Answer
As far as your browser is concerned, the file's name is just 'download', so you need to give it more info by using another HTTP header.
res.setHeader('Content-disposition', 'attachment; filenam...
How to join two JavaScript Objects, without using JQUERY [duplicate]
I have two json objects obj1 and obj2, i want to merge them and crete a single json object.
The resultant json should have all the values from obj2 and the values from obj1 which is not present in obj2.
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How to rollback just one step using rake db:migrate
After adding migration files in the db/migrate folder and running rake db:migrate , I want get back to the previous step, I think using VERSION=n is the right way to do that, but I don't know the correct value of n to use. Is there any command to check the current n value?
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Vertical line using XML drawable
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Instead of a shape, you could try a View:
<View
android:layout_width="1dp"
android:layout_height="match_parent"
android:background="#FF0000FF" />
I have only used this for horizontal lines, but I would think it would work for vertical lines as well.
Use:
<Vi...
How to find the php.ini file used by the command line?
...d to enable pdo_mysql in my EasyPhp environment, so I went to php.ini file and uncommented the following line:
14 Answers
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How to determine function name from inside a function
...when a shell function is executing. Assignments to FUNCNAME have no effect and return an error status. If FUNCNAME is unset, it loses its special properties, even if it is subsequently reset.
This variable can be used with BASH_LINENO and BASH_SOURCE. Each element of FUNCNAME has corresponding eleme...
Highlight the difference between two strings in PHP
...atic function to render a HTML version of the diff.
It's a first version, and likely to be improved, but it works just fine as of now, so I am throwing it out there in case someone needs to generate a compact diff efficiently, like I needed.
Edit: It's on Github now:
https://github.com/gorhill/PHP...
How can I disable a button on a jQuery UI dialog?
...tton() plugin/widget that jQuery UI contains (if you have the full library and are on 1.8+, you have it), you can use it to disable the button and update the state visually, like this:
$(".ui-dialog-buttonpane button:contains('Confirm')").button("disable");
You can give it a try here...or if you'...