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Create dynamic URLs in Flask with url_for()
...ex')
@app.route('/')
def index():
return 'you are in the index page'
Now if you have a link the index page:you can use this:
<a href={{ url_for('index') }}>Index</a>
You can do a lot o stuff with it, for example:
@app.route('/questions/<int:question_id>'): #int has bee...
How to kill zombie process
...
well that just killed init for me, and now I can't do anything and am forced to restart... the zombie process is Java, taking 3.4GB out of 4GB of RAM
– Tcll
May 19 '15 at 21:43
...
Inner text shadow with CSS
...nt:
h1 {
color: transparent;
background-color: #cc8100;
}
Step 2
Now, we crop that background to the shape of the text:
h1 {
color: transparent;
background-color: #cc8100;
background-clip: text;
}
Step 3
Now, the magic: we'll put a blurred text-shadow, which will be in front
of...
How to deal with a slow SecureRandom generator?
...hing like this to generate the required entropy.
My calls to SecureRandom now perhaps take milliseconds.
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Paused in debugger in chrome?
...
sometimes you should know where to click.
– Darshan Thanki
Nov 5 '12 at 16:44
...
Do I need to disable NSLog before release Application?
...ingWithFormat:(s), ##__VA_ARGS__] )
#else
#define DLog( s, ... )
#endif
Now instead of NSLog use DLog everywhere. When testing and debugging, you'll get debug messages. When you're ready to release a beta or final release, all those DLog lines automatically become empty and nothing gets emitted....
How do I byte-compile everything in my .emacs.d directory?
I have decided to check out Emacs, and I liked it very much. Now, I'm using the Emacs Starter Kit , which sort of provides better defaults and some nice customizations to default install of Emacs.
...
How to set Sqlite3 to be case insensitive when string comparing?
...Text_Value collate nocase);
Expressions involving Test.Text_Value should now be case insensitive. For example:
sqlite> select Text_Value from Test where Text_Value = 'B';
Text_Value
----------------
b
sqlite> select Text_Value from Test order by Text_Value;
Text_Val...
Get the value of an instance variable given its name
...e public. What you should do is:
class Computer
attr_reader :cpus
end
Now you can do Computer.new(4).cpus.
Note that you can reopen any existing class and make a private ivar into a reader. Since an accessor is just a method, you can do Computer.new(4).send(var_that_evaluates_to_cpus)
...
Is there a PHP function that can escape regex patterns before they are applied?
...passed
// to preg_quote
$regex = '/\s' . $escapedUrl . '\s/';
// $regex is now: /\shttp\:\/\/stackoverflow\.com\/questions\?sort\=newest\s/
$haystack = "Bla bla http://stackoverflow.com/questions?sort=newest bla bla";
preg_match($regex, $haystack, $matches);
var_dump($matches);
// array(1) {
// ...