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“for” vs “each” in Ruby
...ons. Hence each blocks refer to the same n which has a value of quz by the time the loop ends. Bug!
In an each loop a fresh variable n is defined for each iteration, for example above the variable n is defined three separate times. Hence each block refer to a separate n with the correct values.
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Exploitable PHP functions
...ftp_nb_get
// read from filesystem
file_exists
file_get_contents
file
fileatime
filectime
filegroup
fileinode
filemtime
fileowner
fileperms
filesize
filetype
glob
is_dir
is_executable
is_file
is_link
is_readable
is_uploaded_file
is_writable
is_writeable
linkinfo
lstat
parse_ini_file
pathinfo
readfil...
How to define a two-dimensional array?
...above comments are not exactly true: [0]*5 still creates a sequence with 5 times a reference to the same Object representing the number 0. But you will never notice this because 0 is immutable (I would say 0 behaves like a value - or you might think of it as a primitive data type - because it is imm...
How do I make a Mac Terminal pop-up/alert? Applescript?
...wo hours goes aswell
sudo su
clear; echo "\n\nPreparing for a sleep when timers done \n"; MIN=60*2 && for i in $(seq $(($MIN*60)) -1 1); do printf "\r%02d:%02d:%02d" $((i/3600)) $(( (i/60)%60)) $((i%60)); sleep 1; done; echo "\n\n Time to sleep zzZZ"; afplay /System/Library/Sounds/Funk.a...
How to paste text to end of every line? Sublime 2
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Here's the workflow I use all the time, using the keyboard only
Ctrl/Cmd + A Select All
Ctrl/Cmd + Shift + L Split into Lines
' Surround every line with quotes
Note that this doesn't work if there are blank lines in the selection.
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How to set the id attribute of a HTML element dynamically with angularjs (1.x)?
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Time flies and perhaps, the most intuitive syntax now just works as expected. I remember having some issues while iterating over a list.
– Thierry Marianne
Jan 13 '15 at 11:24
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How does Java Garbage Collection work with Circular References?
...clic-referenced) it will be subjected to garbage collection.
Ofcourse sometimes this may led to memory leak if programmer forgets to dereference an object.
Source : Java Memory Management
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Vim: apply settings on files in directory
... for years, I've never had a close look at the other implementations. From time to time I receive a bug report which I eventually take into account. BTW, my version is implemented to be triggered before mu-template in order to set project-specific variables before expanding templates (which is quite...
What is P99 latency?
... are running a race then 99 students should complete the race in "latency" time.
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Displaying Windows command prompt output and redirecting it to a file
...pt and have the output both displayed and redirected to a file at the same time?
33 Answers
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