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Gdb print to file instead of stdout
...tch runs a gdb command. So the above loads the core file, runs bt command, then quit command. Output is written to backtrace.log and also on the screen.
Another useful gdb invocation (giving stacktrace with local variables from all threads) is
gdb core.3599 -ex 'thread apply all bt full' -ex quit
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xcode-select active developer directory error
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@qodeninja Then replace /Applications/Xcode5-DP4.app with the proper path, I would assume.
– Max Nanasy
Nov 1 '13 at 10:39
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How do I get a reference to the app delegate in Swift?
...ton but after thinking about what you've said I've realized that if it was then there wouldn't be a sharedApplication pattern for us to use in this way. Of course I don't want to spawn unnecessary instances if I don't have to, so your constant declaration will suit perfectly; Thank you.
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Converting user input string to regular expression
...ers will add //'s while other will not. And some will make a syntax error. Then, after you stripped the //'s, you may end up with a syntactically valid regex that is nothing like what the user intended, leading to strange behaviour (from the user's perspective).
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How can I check the syntax of Python script without executing it?
...sed to use perl -c programfile to check the syntax of a Perl program and then exit without executing it. Is there an equivalent way to do this for a Python script?
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How to iterate through range of Dates in Java?
...em.out.println(date);
}
If you'd like to iterate inclusive the end date, then use !start.after(end) and !date.isAfter(end) respectively.
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File changed listener in Java
...u to implement/manage a thread with an "endless" loop just to use it. And then you have to watch out for so-called "OVERFLOW" events that mean you missed something, but who knows what. It actually adds work on the programmer, for the often overkill benefit of native dir change notifications (if ev...
Java: how to convert HashMap to array
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If you have HashMap<String, SomeObject> hashMap then:
hashMap.values().toArray();
Will return an Object[]. If instead you want an array of the type SomeObject, you could use:
hashMap.values().toArray(new SomeObject[0]);
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Python integer incrementing with ++ [duplicate]
... some wrapper class (like accumulator) with clear increment semantics, and then do something like x.increment() or x.incrementAndReturnPrev()
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What's the best way to limit text length of EditText in Android
...filters first as , InputFilter[] existingFilters = editText.getFilters(); Then add your filter along with this existing filters
– subair_a
Jul 29 '16 at 8:56
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