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How do you round a float to two decimal places in jruby
...rency, but be aware that using #round(precision) will not work as intended if you are trying to do this (3.round(2) #=> 3.0, not 3.00). To get this, check out the answer by Theo below.
– jaredsmith
May 19 '14 at 21:48
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Is it possible to decrypt MD5 hashes?
...e value. The thing that makes hashes interesting is that it is incredibly difficult to find two pieces of data that hash to the same value, and the chances of it happening by accident are almost 0.
A simple example for a (very insecure) hash function (and this illustrates the general idea of it bei...
Right to Left support for Twitter Bootstrap 3
... Apr 19 '16 at 10:45
Mohsen.SharifyMohsen.Sharify
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What is the email subject length limit?
... Internet email?
I had a scan of The RFC for email but could not see specifically how long it was allowed to be.
I have a colleague that wants to programmatically validate for it.
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Why doesn't std::queue::pop return value.?
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So, whats the difference, pop function could have done the same thing.
It could indeed have done the same thing. The reason it didn't, is because a pop that returned the popped element is unsafe in the presence of exceptions (having to re...
jQuery: How can i create a simple overlay?
...An overlay is, simply put, a div that stays fixed on the screen (no matter if you scroll) and has some sort of opacity.
This will be your CSS for cross browser opacity of 0.5:
#overlay {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: #000;
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Can a recursive function be inline?
...ing this , found that the above code would lead to "infinite compilation" if not handled by compiler correctly.
9 Answers
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How can I make git ignore future revisions to a file?
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If someone else pulls the repo and edits the file, are changes in their directory ignored? I'm hoping they'd have to type --no-skip-worktree to add their changes.
– neaumusic
Dec 7 '17 a...
Android - Set max length of logcat messages
...nd this? Is it in the "logcat" code? So, would I have to compile my own modified logcat?
– d4Rk
Jul 2 '15 at 15:38
2
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Difference between int32, int, int32_t, int8 and int8_t
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Between int32 and int32_t, (and likewise between int8 and int8_t) the difference is pretty simple: the C standard defines int8_t and int32_t, but does not define anything named int8 or int32 -- the latter (if they exist at all) is probably from some other header or library (most likely predates ...