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jQuery: Count number of list elements?
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var count = $("#myList").children().length;
For more help with jQuery, http://docs.jquery.com/Main_Page is a good place to start.
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Freeing up a TCP/IP port?
... fuser(1) command. For example, to see all of the processes listening for http requests on port 80 (run as root or use sudo):
# fuser 80/tcp
If you want to kill them, then just add the -k option.
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Objective-C formatting string for boolean?
...s for use with NSLog and [NSString stringWithFormat] are documented here:
http://developer.apple.com/mac/library/documentation/Cocoa/Conceptual/Strings/Articles/formatSpecifiers.html
BOOL/bool/boolean are not even mentioned...
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commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...eclared (as described in point 7 above).
Click the Network tab to see the HTTP traffic monitor. Submit the form and investigate if the request headers and form data and the response body are as per expectations. Below screenshot is an example from Chrome which demonstrates a successful ajax submit ...
Heap vs Binary Search Tree (BST)
...e largest element.
Average binary heap insert is O(1)
Sources:
Paper: http://i.stanford.edu/pub/cstr/reports/cs/tr/74/460/CS-TR-74-460.pdf
WSU slides: http://www.eecs.wsu.edu/~holder/courses/CptS223/spr09/slides/heaps.pdf
Intuitive argument:
bottom tree levels have exponentially more elemen...
Java 8: Lambda-Streams, Filter by Method with Exception
...n class may be used without fear. However, it's up to you!
References:
http://www.philandstuff.com/2012/04/28/sneakily-throwing-checked-exceptions.html
http://www.mail-archive.com/javaposse@googlegroups.com/msg05984.html
Project Lombok annotation: @SneakyThrows
Brian Goetz opinion (against) here...
How do I set a Windows scheduled task to run in the background? [closed]
...sed, you can try calling the scheduled jobs using Hidden Start
Also see: http://www.howtogeek.com/howto/windows/hide-flashing-command-line-and-batch-file-windows-on-startup/
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How to declare strings in C [duplicate]
...the correct declaration ('\0' is the terminating character in c strings).
http://c-faq.com/~scs/cclass/notes/sx8.html
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Set Background cell color in PHPExcel
... 'color' => array('rgb' => 'FF0000')
)
)
);
Source: http://bayu.freelancer.web.id/2010/07/16/phpexcel-advanced-read-write-excel-made-simple/
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What is in your .vimrc? [closed]
...ion! Browser ()
let line = getline (".")
let line = matchstr (line, "http[^ ]*")
exec "!konqueror ".line
endfunction
"}}}
"{{{Theme Rotating
let themeindex=0
function! RotateColorTheme()
let y = -1
while y == -1
let colorstring = "inkpot#ron#blue#elflord#evening#koehler#murp...