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Performance - Date.now() vs Date.getTime()
... that case, Date.now() still wins over new Date() or the like, though only by about 20% on my Chrome and by a tiny amount on IE.
See my JSPERF on
timeStamp2.setTime(Date.now()); // set to current;
vs.
timeStamp1 = new Date(); // set to current;
http://jsperf.com/new-date-vs-settime
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Delete sql rows where IDs do not have a match from another table
...is non-nullable. Also, the third solution (NOT IN) only requires that f.id by non-nullable. Presumably that is a primary key, so it would be.
– ToolmakerSteve
Sep 26 '16 at 7:42
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SQL Server ':setvar' Error
...his can be done through the user interface in SQL Server Management Studio by going to the "Query" menu, and selecting "SQLCMD mode."
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How to initialize HashSet values by construction?
I need to create a Set with initial values.
23 Answers
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Override setter with arc
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Expanding on the answer given by @Pascal I'd just like to add that it's definitely the right thing to do and you can check by seeing what the code compiles down to. I wrote a blog post about how to go about checking, but basically that code compiles down ...
Stop handler.postDelayed()
I call multiple Handlers by new Handler().postDelayed(new Runnable().....
How can I stop it when I click on back?
4 Answer...
How to handle Objective-C protocols that contain properties?
...lone is enough to also have methods and a storage variable created for you by the system (you used to have to add @sythesize). But you have to have something to access and store the variable.
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Make a UIButton programmatically in Swift
... answered Mar 30 '16 at 12:15
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SELECT * WHERE NOT EXISTS
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how would I use this in a HAVING clause? aka group by X having exist [row with employeeID = e.id]
– phil294
Jul 7 '16 at 15:45
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How do I analyze a program's core dump file with GDB when it has command-line parameters?
...dumped)
$ gdb ./crash core
GNU gdb (GDB) 7.1-ubuntu
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Core was generated by `./crash -p param1 -o param2'. <<<<< See this line shows crash scenario
Program terminated with signal 11, Segmentation fault.
#0 __strlen_ia32 () at ../sysdeps/i386/i686/multiarch/../../i586/strlen.S:99
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