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How do I make an asynchronous GET request in PHP?
...ww.example.com/');
echo $output;
Edit: One way to fire off a GET request and return immediately.
Quoted from http://petewarden.typepad.com/searchbrowser/2008/06/how-to-post-an.html
function curl_post_async($url, $params)
{
foreach ($params as $key => &$val) {
if (is_array($val))...
Why do we use arrays instead of other data structures?
...gured the added "features" in programming languages had improved upon this and by that replaced them. I see now that they aren't replaced but rather given new life, so to speak.
...
PHP best way to MD5 multi-dimensional array?
... is two-fold here as (1) json_encode alone performs faster than serialize, and (2) json_encode produces a smaller string and therefore less for md5 to handle.
Edit: Here is evidence to support this claim:
<?php //this is the array I'm using -- it's multidimensional.
$array = unserialize('a:6:{i...
Using sed, how do you print the first 'N' characters of a line?
...e first 100 characters:
cat file |colrm 101
It's been around for years and is in most linux's and bsd's (freebsd for sure), usually by default. I can't remember ever having to type apt-get install colrm.
share
|...
slf4j: how to log formatted message, object array, exception
What is the correct approach to log both a populated message and a stack trace of the exception?
2 Answers
...
How to find the lowest common ancestor of two nodes in any binary tree?
... a list containing the path from root to the node by starting at the node, and front inserting the parent.
So for 8 in your example, you get (showing steps): {4}, {2, 4}, {1, 2, 4}
Do the same for your other node in question, resulting in (steps not shown): {1, 2}
Now compare the two lists you m...
Using the scrollwheel in GNU screen
...tach from your screen, then screen -d -r to reattach, then ls a few times, and try to scroll back. It works for me.
What is this magic? Well, let's consult the manual pages.
screen(1) says:
termcapinfo term terminal-tweaks [window-tweaks]
[..]
The first argument specifies which terminal(s)...
How to do a newline in output
...
It seems that both Ruby and PHP do not expand escape sequences in single quoted strings.
– kjagiello
Dec 31 '13 at 15:02
2
...
Can't use NVM from root (or sudo)
...
The below list of commands (source: digitalocean) seems to fix the problem
n=$(which node); \
n=${n%/bin/node}; \
chmod -R 755 $n/bin/*; \
sudo cp -r $n/{bin,lib,share} /usr/local
The above command is a bit complicated, but all it's doing is co...
python generator “send” function purpose?
... function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
...