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How to format numbers as currency string?
...ce in JavaScript. I'd like a function which takes a float as an argument and returns a string formatted like this:
66 A...
Toggle input disabled attribute using jQuery
...lse).
So in this case, I used a function that supplied me the index (i) and the current value (v), then I returned the opposite of the current value, so the property state is reversed.
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Is there a command to list all Unix group names? [closed]
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To list all local groups which have users assigned to them, use this command:
cut -d: -f1 /etc/group | sort
For more info- >
Unix groups,
Cut command,
sort command
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How do I sort a list by different parameters at different timed
...ms. I like the elegant combination you do with the enums, the "descending" and the "Composite". I guess the null values treatment is missing, but it's easy to add the same way as "descending".
– KLE
Sep 15 '09 at 7:48
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#1071 - Specified key was too long; max key length is 1000 bytes
...ing such long VARCHAR columns anyway, because the index will be very bulky and inefficient.
The best practice is to use prefix indexes so you're only indexing a left substring of the data. Most of your data will be a lot shorter than 255 characters anyway.
You can declare a prefix length per colu...
Difference between style = “position:absolute” and style = “position:relative”
Can any one tell me the Difference between style = "position:absolute" and style = "position:relative" and how they differ in case I add it to div / span / input elements?
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Python: Why is functools.partial necessary?
...h lambdas?
Not much in terms of extra functionality (but, see later) – and, readability is in the eye of the beholder.
Most people who are familiar with functional programming languages (those in the Lisp/Scheme families in particular) appear to like lambda just fine – I say "most", definitely...
How to correctly implement custom iterators and const_iterators?
I have a custom container class for which I'd like to write the iterator and const_iterator classes.
6 Answers
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When to use generic methods and when to use wild-card?
...am pretty confused about the comparison when it says when to use wild-card and when to use generic methods.
Quoting from the document.
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Have nginx access_log and error_log log to STDOUT and STDERR of master process
... system, /dev/stdout is world-readable symlink to /dev/fd/1 which is owned and read+writeable by my user.
– Patrick
Jul 29 '14 at 19:06
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