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Most efficient method to groupby on an array of objects
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There's a reference error on your code in jsBin.
– Rod Talingting
Jul 20 at 22:37
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Should JAVA_HOME point to JDK or JRE?
...t and set up the environment variables related to Ant, I got the following error messages after typing "ant -version"
7 An...
UITableView set to static cells. Is it possible to hide some of the cells programmatically?
...ic cell has any constraints towards the cell.content you may get a runtime error if those constraints go invalid for your new cell height.
– Pedro Borges
Sep 9 '14 at 12:01
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Why is “if not someobj:” better than “if someobj == None:” in Python?
...)'. Anyway, modern versions of python have a proper ternary operator. This error-prone hack should be banished.
– ddaa
Sep 19 '08 at 11:28
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Removing a model in rails (reverse of “rails g model Title…”)
... rails db:rollback, Rails will throw a ActiveRecord::IrreversibleMigration error.
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Get name of current script in Python
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Python 3.2: "Exception NameError: NameError("global name '__file__' is not defined",)"
– sdaau
May 2 '13 at 2:05
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Close and Dispose - which to call?
... 2 con.Open(); // reuse 3. con.Dispose(); // use one time con.Open(); // error
– shaijut
Jun 5 '18 at 10:59
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Comparator.reversed() does not compile using lambda
...works using method reference, with lambda expression the compiler gives an error:
2 Answers
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gdb: how to print the current line or find the current line number?
...prints a set of lines, but I need one single line, where I am and where an error has probably occurred.
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Why do pthreads’ condition variable functions require a mutex?
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no, error handling is second to this. With pthreads, you can be woken up, for no apparent reason(a spurious wakeup) , and with out any error. Thus you need to recheck 'some condition' after you're woken up.
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