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How to get past the login page with Wget?
...=foo&password=bar' \
--delete-after \
http://server.com/auth.php
# Now grab the page or pages we care about.
wget --load-cookies cookies.txt \
http://server.com/interesting/article.php
Make sure the --post-data parameter is properly percent-encoded (especially ampersands!) or t...
How to break out from a ruby block?
... want to continue to the next item, use break.
When next is used within a block, it causes the block to exit immediately, returning control to the iterator method, which may then begin a new iteration by invoking the block again:
f.each do |line| # Iterate over the lines in file f
n...
What is the scope of variables in JavaScript?
...everything
Function - visible within a function (and its sub-functions and blocks)
Block - visible within a block (and its sub-blocks)
Module - visible within a module
Outside of the special cases of global and module scope, variables are declared using var (function scope), let (block scope), and ...
Using OpenSSL what does “unable to write 'random state'” mean?
...
Yes, if you run from php web server, the user is www-data, and you should add "export" before every openssl: shell_exec('export RANDFILE=".rnd";openssl ecparam -genkey -name secp256k1'))
– diyism
Jun 21 '13...
How do I convert an object to an array?
...es with nested objects.
in your case you have to do something like;
<?php
print_r(get_object_vars($response->response->docs));
?>
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How to align an image dead center with bootstrap
...
Twitter Bootstrap v3.0.3 has a class: center-block
Center content blocks
Set an element to display: block and center via margin. Available as a mixin and class.
Just need to add a class .center-block in the img tag, looks like this
<div class="container">
<...
Get MD5 hash of big files in Python
...g update().
This takes advantage of the fact that MD5 has 128-byte digest blocks (8192 is 128×64). Since you're not reading the entire file into memory, this won't use much more than 8192 bytes of memory.
In Python 3.8+ you can do
import hashlib
with open("your_filename.txt", "rb") as f:
fil...
CSS to line break before/after a particular `inline-block` item
...LI elements. Unfortunately, it does not work if the LI elements are inline-block:
Live demo: http://jsfiddle.net/dWkdp/
Or the cliff notes version:
li {
display: inline;
}
li:nth-child(3):after {
content: "\A";
white-space: pre;
}
...
Why can't a 'continue' statement be inside a 'finally' block?
...
finally blocks run whether an exception is thrown or not. If an exception is thrown, what the heck would continue do? You cannot continue execution of the loop, because an uncaught exception will transfer control to another function....
Can I use my existing git repo with openshift?
... | 0 bytes/s, done.
Total 3 (delta 2), reused 0 (delta 0)
remote: Stopping PHP 5.4 cartridge (Apache+mod_php)
remote: Waiting for stop to finish
remote: Waiting for stop to finish
remote: Building git ref 'master', commit 3fc96b2
remote: Preparing build for deployment
remote: Deployment id is 9037d3...