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What are the pros and cons of performing calculations in sql vs. in your application
...rver will save bandwidth, and disk io if the aggregates can be done inside indexes)
convenience (sql is not the best language for complex work - especially not great for procedural work, but very good for set-based work; lousy error-handling, though)
As always, if you do bring the data back to the...
How can I tell if a DOM element is visible in the current viewport?
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TODO: this method does not handle two situations:
overlapping using z-index
using overflow-scroll in element's container
try something new - The Intersection Observer API explained
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How to get last items of a list in Python?
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a negative index will count from the end of the list, so:
num_list[-9:]
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Draw radius around a point in Google map
...enerate a KML file by modifying http://www.nearby.org.uk/google/circle.kml.php?radius=30miles&lat=40.173&long=-105.1024 and then importing it. In Google Maps, you can just paste the URI in the search box and it will display on the map. I'm not sure how you might do it using the API though....
How to get an outline view in sublime texteditor?
... Sounds good. But nothing happens when I press ctrl-r. I have a php file open. Can I locate the command in a menu? Does this work without a plugin? karlthorwald
– user89021
Feb 6 '10 at 3:34
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Android Gallery on Android 4.4 (KitKat) returns different URI for Intent.ACTION_GET_CONTENT
...f (cursor != null && cursor.moveToFirst()) {
final int index = cursor.getColumnIndexOrThrow(column);
return cursor.getString(index);
}
} finally {
if (cursor != null)
cursor.close();
}
return null;
}
/**
* @param uri The Uri ...
Redis key naming conventions?
...user:808021:password = XYZ and second one is to put the key in registry or index ( set ), but what will happen when one command executed successfully and other gets failed means keys got created but not get entry in registry.
– LoveToCode
Jul 20 '16 at 5:55
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Adding an identity to an existing column
... identity column is a primary key, is part of a clustered or non-clustered index, or other gotchas which can trip up the the simpler "add/remove/rename column" solution.
Here's the trick: you can use SQL Server's ALTER TABLE...SWITCH statement to change the schema of a table without changing the d...
How to style SVG with external CSS?
...
};
</script>
You could generate the JavaScript dynamically in PHP if you want to - the fact that this is possible in JavaScript opens a myriad of possibilities.
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How do I filter ForeignKey choices in a Django ModelForm?
...ething as straightforward as this badly needed shortcut? Back when I made PHP admins for this sort of thing, this was considered basic functionality! In fact, it was always automatic, and had to be disabled if you really didn't want it!
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