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C# Float expression: strange behavior when casting the result float to int
...ng to int instead of parsing?
int speed1 = (int)(6.2f * 10)
would then read
int speed1 = Int.Parse((6.2f * 10).ToString());
The difference is probably to do with rounding: if you cast to double you will probably get something like 61.78426.
Please note the following output
int speed1 = (i...
Turning off auto indent when pasting text into vim
... I like this direct usage option. I'm still learning how to read vim syntax on web pages, though. What do your steps mean? In particular, supposing I have something on the system clipboard, what do I press to paste it into a document in vim?
– jvriesem
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Activity has leaked window that was originally added
...nce the AsyncTask comes back.. well, you know the rest. Some other users already explained that here :-)
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how can I add the aidl file to Android studio (from the in-app billing example)
...age (com.android.vending.billing).
Within the src/main/aidl/ folder you already have, put the .aidl file in com/android/vending/billing/.
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follo...
What does “O(1) access time” mean?
...
You're going to want to read up on Order of complexity.
http://en.wikipedia.org/wiki/Big_O_notation
In short, O(1) means that it takes a constant time, like 14 nanoseconds, or three minutes no matter the amount of data in the set.
O(n) means it t...
PHP - Check if two arrays are equal
...ther values:
if($array_a == $array_b) {
//they are the same
}
You can read about all array operators here:
http://php.net/manual/en/language.operators.array.php
Note for example that === also checks that the types and order of the elements in the arrays are the same.
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Import package.* vs import package.SpecificType [duplicate]
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I was going to post a link to your article (which I read yesterday), but I thought you'd probably like to do it yourself. :)
– Michael Myers♦
Oct 9 '08 at 18:52
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Swift class introspection & generics
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If I'm reading the documentation right, if you deal with instances and e.g. want to return a new instance of the same Type than the object you have been given and the Type can be constructed with an init() you can do:
let typeOfObj...
Pipe output and capture exit status in Bash
...n:
((((someprog; echo $? >&3) | filter >&4) 3>&1) | (read xs; exit $xs)) 4>&1
echo $?
See my answer for the same question on unix.stackexchange.com for a detailed explanation and an alternative without subshells and some caveats.
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How can I get the current user's username in Bash?
...current terminal (ignores EUID)
$USER variable is set correctly only after reading profile files (for example, /etc/profile)
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