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Set cellpadding and cellspacing in CSS?
In an HTML table, the cellpadding and cellspacing can be set like this:
28 Answers
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Difference between HashMap, LinkedHashMap and TreeMap
What is the difference between HashMap , LinkedHashMap and TreeMap in Java?
I don't see any difference in the output as all the three has keySet and values . What are Hashtable s?
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How do I focus on one spec in jasmine.js?
...e a bunch of failing specs from a rather large architectural change. I'd like to work on fixing them one by one by tagging each one with 'focus'.
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How to increment a NSNumber
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Update: FYI, I personally like BoltClock's and DarkDusts's one-line answers better. They're more concise, and don't require additional variables.
In order to increment an NSNumber, you're going to have to get its value, increment that, and store it i...
Printing the last column of a line in a file
...mit -f from tail the output is shown immediately:
tail file | grep A1 | awk '{print $NF}'
@EdMorton is right of course. Awk can search for A1 as well, which shortens the command line to
tail file | awk '/A1/ {print $NF}'
or without tail, showing the last column of all lines containing A1
a...
How to get UILabel to respond to tap?
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Hemang
25.2k1717 gold badges106106 silver badges163163 bronze badges
answered Aug 22 '11 at 22:29
pythonquickpyt...
When saving, how can you check if a field has changed?
...ally, you want to override the __init__ method of models.Model so that you keep a copy of the original value. This makes it so that you don't have to do another DB lookup (which is always a good thing).
class Person(models.Model):
name = models.CharField()
__original_name = None
def ...
How to format numbers? [duplicate]
...ng() was limited when I first wrote this answer, but the current status looks good.
var n = 100000;
var value = n.toLocaleString(
undefined, // leave undefined to use the browser's locale,
// or use a string like 'en-US' to override it.
{ minimumFractionDigits: 2 }
);
console.lo...
How to get database structure in MySQL via query
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I think that what you're after is DESCRIBE
DESCRIBE table;
You can also use SHOW TABLES
SHOW TABLES;
to get a list of the tables in your database.
sh...
Java: Equivalent of Python's range(int, int)?
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Simon SteeleSimon Steele
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