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Spring @Autowired usage
... string name repeated all over. To me this seems to have the potential for errors.
I've started using auto-wiring almost exclusively at work because we depend so much on Spring integration anyway that the dependency issue is moot. I worked on a Spring MVC project that used auto-wiring extensively ...
Python's equivalent of && (logical-and) in an if-statement
... I arrived here after I typed both && and AND and got an error (not expecting python to want the lowercase word and).
– Xeoncross
Nov 22 '16 at 17:28
2
...
Android Paint: .measureText() vs .getTextBounds()
...teger, while measureText returns float value.
So what you get is rounding error during conversion of float to int, and this happens in Paint.cpp in SkPaintGlue::doTextBounds in call to function SkRect::roundOut.
The difference between computed width of those two calls may be maximally 1.
EDIT 4 O...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
... changed so that attempting to order an integer and a string will raise an error:
>>> '10' > 5
Traceback (most recent call last):
File "<pyshell#0>", line 1, in <module>
'10' > 5
TypeError: unorderable types: str() > int()
...
How to achieve function overloading in C?
...f you leave it off and the type doesn't match, it will cause a compilation error.)
The way this is useful for function overloading is that it can be inserted by the C preprocessor and choose a result expression based on the type of the arguments passed to the controlling macro. So (example from the...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...
}
return 0;
}
#else /* else of: #elif defined(__APPLE__) */
#error provide your own implementation
#endif /* end of: #if defined(_WIN32) */
And then you just have to parse the string to extract the executable name from the path.
...
How do I change the root directory of an apache server? [closed]
...
I'm getting a forbidden error You don't have permission to access / on this server. when I hit localhost:80 in my browser. Do I need to change the port?
– Costa
Feb 5 '15 at 20:34
...
How can I rollback a github repository to a specific commit?
...HEAD --force instead of git push -f origin branch as that was giving me an error: src refspec branch does not match any. error
– sprocket12
Feb 18 '15 at 20:38
1
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How to Rotate a UIImage 90 degrees?
...his. I set a target size as the current size of the UIImage but I get an error:
19 Answers
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How do I convert a Vector of bytes (u8) to a string
...::str;
//
// pub fn from_utf8(v: &[u8]) -> Result<&str, Utf8Error>
//
// Assuming buf: &[u8]
//
fn main() {
let buf = &[0x41u8, 0x41u8, 0x42u8];
let s = match str::from_utf8(buf) {
Ok(v) => v,
Err(e) => panic!("Invalid UTF-8 sequence: {}", e...