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How to convert an int to a hex string?
... if the output letters are upper or lower.):
'{:x}'.format(15)
> f
And now with the new f'' format strings you can do:
f'{15:x}'
> f
To add 0 padding you can use 0>n:
f'{2034:0>4X}'
> 07F2
NOTE: the initial 'f' in f'{15:x}' is to signify a format string
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Python division
...2.7 and Python 3.3.
In Python 2.7 and Python 3.3:
>>>20//15
1
Now, see the comparison
>>>a = 7.0/4.0
>>>b = 7/4
>>>print a == b
For the above program, the output will be False in Python 2.7 and True in Python 3.3.
In Python 2.7 a = 1.75 and b = 1.
In Pyth...
How to get all registered routes in Express?
I have a web application built using Node.js and Express. Now I would like to list all registered routes with their appropriate methods.
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Laravel 4 Eloquent Query Using WHERE with OR AND OR?
...y another or condition
$model = Model::where('a',1)->orWhere('b',1);
now apply another condition on that $model variable
$model1 = $model->where('c',1)->orWhere('d',1)->get();
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ls command: how can I get a recursive full-path listing, one line per file?
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@dreftymac, i'll be glad to change my vote, but it is now locked, you need to edit the question so i can update the vote
– lurscher
Apr 15 '13 at 20:10
8
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UTF-8 byte[] to String
...ream to read the bytes of a UTF-8 encoded text file into a byte array. I know that I can use the following routine to convert the bytes to a string, but is there a more efficient/smarter way of doing this than just iterating through the bytes and converting each one?
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What's the easiest way to call a function every 5 seconds in jQuery? [duplicate]
...nd setTimeout can work for you (as @Doug Neiner and @John Boker wrote both now point to setInterval).
See here for some more explanation about both to see which suites you most and how to stop each of them.
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Eclipse doesn't highlight references anymore
...e use of that variables in that method. However through some action I have now disabled it. Is there a way I can enable it?
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delete word after or around cursor in VIM
I'm now switching to VIM from TextMate. I found ^+W in INSERT mode very useful. However, I'd like to delete not only the word before cursor, but the word after or around cursor as well.
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PHP: How to check if image file exists?
...if it is a file then you should use is_file together with file_exists to know if there is really a file behind the path, otherwise file_exists will return true for any existing path.
Here is the function i use :
function fileExists($filePath)
{
return is_file($filePath) && file_...