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MySQL get row position in ORDER BY
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Use this:
SELECT x.id,
x.position,
x.name
FROM (SELECT t.id,
t.name,
@rownum := @rownum + 1 AS position
FROM TABLE t
JOIN (SELECT @rownum := 0) r
ORDER BY t.name) x
WHERE...
jquery how to empty input field
...nput type="number" min="0' max="10" value="5"></input>? I guess said differently, are you allowed to set a numeric input to be blank?
– Kevin Wheeler
Jun 10 '15 at 21:49
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Coalesce function for PHP?
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Putting func_get_args() inside the foreach (here as $arg) won't change anything from a performance point of view.
– Savageman
Dec 12 '09 at 1:47
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Detect when an HTML5 video finishes
How do you detect when a HTML5 <video> element has finished playing?
7 Answers
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MongoDB - Update objects in a document's array (nested updating)
...o use the positional "$" operator. Something like:
db.bar.update( {user_id : 123456 , "items.item_name" : "my_item_two" } ,
{$inc : {"items.$.price" : 1} } ,
false ,
true);
Note that this will only increment the first matched subdocument in any...
Align DIV's to bottom or baseline
... flex-end; flex-direction: column on the parent div (demonstrated in this fiddle as well):
#parentDiv
{
display: flex;
justify-content: flex-end;
flex-direction: column;
width:300px;
height:300px;
background-color:#ccc;
background-repeat:repeat
}
...
Could not load file or assembly Microsoft.SqlServer.management.sdk.sfc version 11.0.0.0
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Solution: just go to http://www.microsoft.com/en-us/download/details.aspx?id=42295 and download:
ENU\x64\SharedManagementObjects.msi for X64 OS or
ENU\x86\SharedManagementObjects.msi for X86 OS,
then install it, and restart visual studio.
PS: You may need install DB2OLEDBV5_x64.msi or DB2OL...
How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
...y('total')
Transaction.objects.all().values('actor').annotate(total=Count('id')).order_by('total')
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AsyncTask Android example
...t good practice.
The AsyncTask executes everything in doInBackground() inside of another thread, which does not have access to the GUI where your views are.
preExecute() and postExecute() offer you access to the GUI before and after the heavy lifting occurs in this new thread, and you can even pas...
How do you set the max number of characters for an EditText in Android?
How do you set the max number of characters for an Android EditText input? I see setMaxLines, setMaxEMS, but nothing for the number of characters.
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