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How to set caret(cursor) position in contenteditable element (div)?
...the following:
function setCaret() {
var el = document.getElementById("editable")
var range = document.createRange()
var sel = window.getSelection()
range.setStart(el.childNodes[2], 5)
range.collapse(true)
sel.removeAllRanges()
sel.addRange(range)
}
<div...
Best way to center a on a page vertically and horizontally? [duplicate]
...t work in IE7).
This trick will work with any sizes of div.
div {
width: 100px;
height: 100px;
background-color: red;
position: absolute;
top:0;
bottom: 0;
left: 0;
right: 0;
margin: auto;
}
<div></div>
...
How to take backup of a single table in a MySQL database?
...You can use easily to dump selected tables using MYSQLWorkbench tool ,individually or group of tables at one dump then import it as follow: also u can add host information if u are running it in your local by adding -h IP.ADDRESS.NUMBER after-u username
mysql -u root -p databasename < dumpfileFO...
ARC and bridged cast
With ARC, I can no longer cast CGColorRef to id . I learned that I need to do a bridged cast. According clang docs :
3 ...
LINQ Single vs First
...table that stores Customers in different languages using a Composite Key ( ID, Lang ):
DBContext db = new DBContext();
Customer customer = db.Customers.Where( c=> c.ID == 5 ).First();
This code above introduces a possible logic error ( difficult to trace ). It will return more than one record ( ...
How do I auto-submit an upload form when a file is selected?
...mit method in the onchange event of your file input.
document.getElementById("file").onchange = function() {
document.getElementById("form").submit();
};
http://jsfiddle.net/cwvc4/73/
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Simple way to transpose columns and rows in SQL?
...r, Eric value, 'Eric' name
from yourTable
) src
group by name
See SQL Fiddle with Demo
The UNION ALL performs the UNPIVOT of the data by transforming the columns Paul, John, Tim, Eric into separate rows. Then you apply the aggregate function sum() with the case statement to get the new columns ...
Android Fragment lifecycle over orientation changes
... FragmentOne fragment = new FragmentOne();
fragmentTransaction.add(R.id.fragment_container, fragment);
fragmentTransaction.commit();
} else {
// do nothing - fragment is recreated automatically
}
Be warned though: problems will occur if you try and access Activity Views from ...
Set Value of Input Using Javascript Function
... currently using a YUI gadget. I also do have a Javascript function to validate the output that comes from the div that YUI draws for me:
...
How to define two fields “unique” as couple
...= ('field1', 'field2',)
And in your case:
class Volume(models.Model):
id = models.AutoField(primary_key=True)
journal_id = models.ForeignKey(Journals, db_column='jid', null=True, verbose_name = "Journal")
volume_number = models.CharField('Volume Number', max_length=100)
comments = models....