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decorators in the python standard lib (@deprecated specifically)
...
Here's some snippet, modified from those cited by Leandro:
import warnings
import functools
def deprecated(func):
"""This is a decorator which can be used to mark functions
as deprecated. It will result in a warning being emitted
when the fu...
wkhtmltopdf: cannot connect to X server
...
or try this (from http://drupal.org/node/870058)
Download wkhtmltopdf. Or better install it with a package manager:
sudo apt-get install wkhtmltopdf
Extract it and move it to /usr/local/bin/
Rename it to wkhtmltopdf so that now you ha...
What do the parentheses around a function name mean?
...e foo(x) ...
Using (foo) in the function declaration prevents this macro from being expanded here. So what is likely happening is that a function foo() is being defined with its body being expanded from the function-like macro foo.
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Should I put the Google Analytics JS in the or at the end of ?
...before they added support for handling partial loading of pages.
Directly from Google:
One of the main advantages of the
asynchronous snippet is that you can
position it at the top of the HTML
document. This increases the
likelihood that the tracking beacon
will be sent before the use...
How to check if hex color is “too black”?
...es greater than 128 are considered light by tinycolor. (shamelessly copied from the comments by @pau.moreno and @Alnitak)
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Why doesn't String switch statement support a null case?
...throws NullPointerException ? See the commented line below (example taken from the Java Tutorials article on switch ):
9 ...
Could not establish trust relationship for SSL/TLS secure channel — SOAP
...u have DNS and line-of-sight to the server?
are you using the correct name from the certificate?
is the certificate still valid?
is a badly configured load balancer messing things up?
does the new server machine have the clock set correctly (i.e. so that the UTC time is correct [ignore local time, i...
Twitter's typeahead.js suggestions are not styled (have no border, transparent background, etc.)
...o the theme of
your web page.
My solution was thus to copy the styling from the example I wished to replicate:
.tt-query, /* UPDATE: newer versions use tt-input instead of tt-query */
.tt-hint {
width: 396px;
height: 30px;
padding: 8px 12px;
font-size: 24px;
line-height: 30p...
How to check if a string is a valid hex color representation?
...-> match beginning
# -> a hash
[0-9A-F] -> any integer from 0 to 9 and any letter from A to F
{6} -> the previous group appears exactly 6 times
$ -> match end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/...
what does -webkit-transform: translate3d(0,0,0); exactly do? Apply to body?
...the cached texture would really improve benefit. When the content is moved from cached texture to the framebuffer, the transform would boost performance for complex operation, but do no benefit for normal paint events. It won't do any harm nor have any benefit. Correct me if I am wrong?
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