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Android Crop Center of Bitmap
... shorter than creating a canvas and then drawing a drawable to it. it also does less processing than the ThumbnailUtils solution (which does sample size calculating to figure out how to scale).
– yincrash
Jun 18 '14 at 21:34
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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
...just be unable to find it. Is there any reason that the C++ pow function does not implement the "power" function for anything except float s and double s?
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Wrapping a C library in Python: C, Cython or ctypes?
...as causing problems for us. So I wrote our own module using ctypes, which does release the GIL when calling the native functions.
One thing to note is that ctypes won't know about #define constants and stuff in the library you're using, only the functions, so you'll have to redefine those constant...
Difference between “or” and || in Ruby? [duplicate]
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This occasionally trips me up because in Perl, and does have higher precedence than or, reflecting && and ||. But usually you shouldn't chain long, complex series of these together anyways.
– ephemient
Jan 18 '10 at 3:12
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string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
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@Rfvgyhn: if you want to check that username doesn't have spaces anywhere - you should use Contains. If you want to ensure that username can't consist of spaces only - IsNullOrWhiteSpace is ok. IsNullOrEmpty ensures only that username was entered somehow.
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What is the difference between JAX-RS and JAX-WS?
...e versa?
2) I can't think of any reason it wouldn't be able to.
What does it mean by "REST is particularly useful for limited-profile devices, such as PDAs and mobile phones"?
3) REST based architectures typically will use a lightweight data format, like JSON, to send data back and forth. Th...
How can I handle the warning of file_get_contents() function in PHP?
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Side effect detected: if the file does not exist, the script stops at the @file_get_contents line.
– Dax
Dec 23 '12 at 13:42
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What is the meaning of “$” sign in JavaScript
In the following JavaScript code there is a dollar ( $ ) sign. What does it mean?
7 Answers
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How are parameters sent in an HTTP POST request?
...n the HTTPBody, but what do we place/write in the HTTPHeader? What purpose does it serve?
– Honey
Jun 27 '16 at 22:50
4
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How to reverse a string in Go?
.... Here's why? - len() in Go means the size of the input in bytes. It does not correspond to its length. - Not all utf8's runes are of the same size. It can be either 1, 2, 4, or 8. - You should use unicode/ut8 package's method RuneCountInString to get the length of the rune.
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