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Any reason to clean up unused imports in Java, other than reducing clutter?
...re any good reason to avoid unused import statements in Java? As I understand it, they are there for the compiler, so lots of unused imports won't have any impacts on the compiled code. Is it just to reduce clutter and to avoid naming conflicts down the line?
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Search for executable files using find command
What type of parameter/flag can I use with the Unix find command so that I search executables?
10 Answers
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dyld: Library not loaded: @rpath/libswift_stdlib_core.dylib
...solutions worked. We discovered that there is an flag ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES (in earlier versions: "Embedded Content Contains Swift Code") in the Build Settings that needs to be set to YES. It was NO by default!
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Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
... experience with Java shows that type variables improve code comprehension and make more refactorings possible.
– tgdavies
Nov 4 '10 at 16:52
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How do I ignore files in a directory in Git?
... a match with a directory. In other words, foo/ will match a directory foo and paths underneath it, but will not match a regular file or a symbolic link foo (this is consistent with the way how pathspec works in general in git).
If the pattern does not contain a slash /, git treats it as a shell glo...
How to set current working directory to the directory of the script in bash?
... If you called the script as ./script, . is the correct directory, and changing to . it will also end up in the very directory where script is located, i.e. in the current working directory.
– ndim
Aug 27 '14 at 20:10
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How can I replace a newline (\n) using sed?
...w can I replace a newline (" \n ") with a space (" ") using the sed command?
42 Answers
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When I catch an exception, how do I get the type, file, and line number?
..._info() into local variables, since if you get an exception in the except handler, the local vars could get kept in a circular reference and not GC'd. Best practice is to always just use slices off of sys.exc_info() instead. Or use other modules like traceback, as other posters have suggested.
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How to handle code when app is killed by swiping in android?
If my app is running and i press home button, the app goes in background. Now if a long press the home button and kill the app by swiping it from the recent app list, none of the events like onPause() , onStop() or onDestroy() gets called rather the process is terminated. So if i want my servic...
Java NIO FileChannel versus FileOutputstream performance / usefulness
... nio FileChannel versus normal FileInputStream/FileOuputStream to read and write files to filesystem. I observed that on my machine both perform at the same level, also many times the FileChannel way is slower. Can I please know more details comparing these two methods. Here is the code I used...