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What is the !! (not not) operator in JavaScript?
...he HTML5 <audio> element, but we don't want the function to throw an error if <audio> is undefined; and we don't want to use try ... catch to handle any possible errors (because they're gross); and also we don't want to use a check inside the function that won't consistently reveal the t...
Subclassing a Java Builder class
...stead of extends, or (c) throw everything away. I now have a weird compile error where leafBuilder.leaf().leaf() and leafBuilder.mid().leaf() is OK, but leafBuilder.leaf().mid().leaf() fails...
– Ken Y-N
Jun 19 '13 at 4:01
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C state-machine design [closed]
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#define ST_ANY -1
#define ST_INIT 0
#define ST_ERROR 1
#define ST_TERM 2
: :
#define EV_ANY -1
#define EV_KEYPRESS 5000
#define EV_MOUSEMOVE 5001
Then you define all the functions that are called by the transitions:
stat...
How do I measure execution time of a command on the Windows command line?
... FYI - I don't think timeit works on Windows 7 64-bit. You get the error "Unable to query system performance data (c0000004). Instead, use PowerShell's "Measure-Command" like Casey.K suggests: stackoverflow.com/questions/673523/…
– Michael La Voie
Oc...
Convert JS Object to form data
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its keep append the json after several times of error debug
– Snow Bases
Jul 15 '19 at 21:04
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Syntax for a single-line Bash infinite while loop
...pn running. Openconnect disconnects after a few hours with a bad cookie error. So I put the openconnect command in a shell script, sudo su to become root, and use this cmd line: while true; do sh /Users/myuser/bin/vpn ; done
– Blisterpeanuts
Mar 4...
Pass Additional ViewData to a Strongly-Typed Partial View
...you inherit your new class and change the bits of code that will now be in error. namely the references to your fields.
Hope this helps. If not then let me know and I'll post specific code.
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targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi
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I'm having this error: Cannot assign to 'x' in 'proposedContentOffset' ? Using swift? how can i assign to x value?
– TomSawyer
Sep 29 '14 at 11:09
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Can I mix MySQL APIs in PHP?
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Some guy tried to tell me today that they've no problem/errors when mixing mysql_real_escape_string() with what the rest of their code being PDO. Is there something I didn't get here in my time with working with these different APIs? Am I the ignorant one here? This being for the ...
Compare if two variables reference the same object in python
...s to which x and z point. Since small integers are failry common (-1 as an error value, 0 any time you actually index something, small numbers are usually reasonable default values) Python optimizes by preallocating small numbers (-5 to 256) and reuses the same integer object. Thus your example only...