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How to remove the last character from a string?
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Why not just one liner?
public static String removeLastChar(String str) {
return removeLastChars(str, 1);
}
public static String removeLastChars(String str, int chars) {
return str.substring(0, str.length() - chars);
}
Full Code...
How does Duff's device work?
... at the do so much. Instead, look at the switch and the while as old-fashioned computed GOTO statments or assembler jmp statements with an offset. The switch does some math and then jmps to the right place. The while does a boolean check and then blindly jmps to right about where the do was.
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What is the difference between \r and \n?
...the print head back to the start of the line, and \n advanced the paper by one line. Both were therefore necessary to start printing on the next line.
Obviously that's somewhat irrelevant now, although depending on the console you may still be able to use \r to move to the start of the line and ove...
400 vs 422 response to POST of data
...ntains well-formed (i.e., syntactically correct), but
semantically erroneous, XML instructions.
(Replace "XML" with "JSON" and I think we can agree that's your situation)
Now, some will object that RFC 4918 is about "HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV)" and ...
Sprintf equivalent in Java
... to a string rather than a file (which is what sprintf does in C). Does anyone know how to do this?
5 Answers
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“From View Controller” disappears using UIViewControllerContextTransitioning
I got one problem and i have described it below.
17 Answers
17
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How to reformat JSON in Notepad++?
...st press Ctrl-Alt-M. I tried a few plugins now and I find this is the best one.
– prograde
Nov 27 '14 at 10:50
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Identifying and removing null characters in UNIX
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@TimČas you did it great, just missed one ' so it should be sed -i '' 's/\x0//g' some_file.xml
– Darko
Apr 29 at 7:29
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Manually put files to Android emulator SD card
...e File Explorer tab. Above the list with your files should be two symbols, one with an arrow pointing at a phone, clicking this will allow you to choose a file to move to phone memory.
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impro...
Find files and tar them (with spaces)
...r with the -T option which allows it to take a list of file locations (the one you just created with find!)
find . -name "*.whatever" > yourListOfFiles
tar -cvf yourfile.tar -T yourListOfFiles
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