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Rails params explained?
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edited May 11 '17 at 0:15
answered Jul 30 '11 at 21:30
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Show a PDF files in users browser via PHP/Perl
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answered Jan 13 '11 at 12:04
StephenStephen
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How efficient can Meteor be while sharing a huge collection among many clients?
...eries recalculate on update.) The
driver also polls each live query on a 10 second timer to catch
out-of-band database updates that bypassed the Meteor server.
The merge box
The job of the merge box is to combine the results (added, changed and removed
calls) of all of a client's active publish f...
Pipe output and capture exit status in Bash
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530
There is an internal Bash variable called $PIPESTATUS; it’s an array that holds the exit statu...
ipython notebook clear cell output in code
...tput of a cell.
from IPython.display import clear_output
for i in range(10):
clear_output(wait=True)
print("Hello World!")
At the end of this loop you will only see one Hello World!.
Without a code example it's not easy to give you working code. Probably buffering the latest n events is...
ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
...user WHERE User = 'root';
If you only see results with localhost and 127.0.0.1, you cannot connect from an external source. If you see other IP addresses, but not the one you're connecting from - that's also an indication.
You will need to add the IP address of each system that you want to grant ...
What are deferred objects?
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101
Deferred Object
As of jQuery 1.5, the Deferred object provides a way to register multiple callb...
How do I check if a number evaluates to infinity?
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LukeHLukeH
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How to change font size on part of the page in LaTeX?
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103
\begingroup
\fontsize{10pt}{12pt}\selectfont
\begin{verbatim}
% how to set fo...
How can I transition height: 0; to height: auto; using CSS?
...y Chris Jordan in another answer here.
#menu #list {
max-height: 0;
transition: max-height 0.15s ease-out;
overflow: hidden;
background: #d5d5d5;
}
#menu:hover #list {
max-height: 500px;
transition: max-height 0.25s ease-in;
}
<div id="menu">
<a...