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Does setting Java objects to null do anything anymore?
...ementing an expandable array container (ArrayList or the like) using a pre-allocated array. Elements beyond the "logical" size of the list should be nulled out, or else they won't be freed.
See Effective Java 2nd ed, Item 6: Eliminate Obsolete Object References.
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How dangerous is it to access an array out of bounds?
... that exists in REAL space outside the region(s) that have been assigned / allocated to your process.
Direct answers:
1) Reading will almost never directly damage another process, however it can indirectly damage a process if you happen to read a KEY value used to encrypt, decrypt, or validate a p...
Can someone explain the dollar sign in Javascript?
.../watch?v=Acm-MD_6934
According to Ecma International Identifier Names are tokens that are interpreted according to the grammar given in the “Identifiers” section of chapter 5 of the Unicode standard, with some small modifications. An Iden
What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
...ters. Traditionally, it has always been of utmost importance to check your allocs, copies and retains to make sure each has a corresponding release message.
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Recompile Heroku slug without push or config change
...d a HTTP POST request to the API to rebuild my app ? Which on ? There is a token (security reason) ?
– Dam Fa
Aug 4 '16 at 13:39
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Getting the parent of a directory in Bash
...ror bash: dirname 'Test': syntax error: invalid arithmetic operator (error token is "'Test'"). Linked code is also wrong.
– Michael Hoffman
Dec 8 '11 at 4:22
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How do I localize the jQuery UI Datepicker?
...ata._week.dow,
dateFormat: 'yy-mm-dd' // "2016-11-22". date formatting tokens are not easily interchangeable between momentjs and jQuery UI (https://github.com/moment/moment/issues/890)
};
$.datepicker.setDefaults($.datepicker.regional['user']);
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GIT commit as different user without email / or only email
...ou linked to, if you supply anything less than that, it's used as a search token to search through previous commits, looking for other commits by that author.
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Tracking CPU and Memory usage per process
...ocessname>
set process=%~1
echo Press CTRL-C To Stop...
:begin
for /f "tokens=2 delims=," %%c in ('typeperf "\Process(%process%)\%% Processor Time" -si 1 -sc 1 ^| find /V "\\"') do (
if %%~c==-1 (
goto :end
) else (
echo %%~c%%
goto begin
)
)
:end
echo Process seems to have terminated.
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Read url to string in few lines of java code
...gular expression \\A matches the beginning of input. This tells Scanner to tokenize the entire stream, from beginning to (illogical) next beginning.
– Rune
May 5 '13 at 10:00
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