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How can I determine the direction of a jQuery scroll event?
...uld only matter on an upscroll after back navigation). This could be fixed by setting var lastScrollTop = $(window).scrollTop() after the browser updates the scroll position on page load.
– Josiah Ruddell
Aug 26 '13 at 17:07
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Truncating long strings with CSS: feasible yet?
..., Safari 5.0, Safari 5.1
Firefox 7.0, Firefox 15
Firefox: as pointed out by Simon Lieschke (in another answer), Firefox only support the text-overflow CSS property from Firefox 7 onwards (released September 27th 2011).
I double checked this behavior on Firefox 3.0 & Firefox 6.0 (text-overflow...
Where can I get a list of Ansible pre-defined variables?
...om the FAQ:
How do I see a list of all of the ansible_ variables?
Ansible by default gathers “facts” about the machines under management, and these facts can be accessed in Playbooks and in templates. To see a list of all of the facts that are available about a machine, you can run the “setup...
How can I import a database with MySQL from terminal?
... There is no space between -p and the password if you want to enter it by shell.
– Kethryweryn
Sep 11 '13 at 10:00
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Remove the legend on a matplotlib figure
...ms to work. (But what a horrible interface...) I suggest to replace draw() by show(). Or is there a particular advantage in using draw?
– Olivier Verdier
Apr 20 '11 at 19:10
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Rails - controller action name to string
...ustomising the Rails log format so that the action/method name is included by the format rather than it being in your log message.
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inserting characters at the start and end of a string
..."L" + yourstring + "LL"
Note that you can also create a string with n Ls by using multiplication:
m = 1
n = 2
yourstring = ("L" * m) + yourstring + ("L" * n)
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LINQ equivalent of foreach for IEnumerable
... few reasons why ".Foreach()" will be better. 1. Multi-threading, possible by PLINQ. 2. Exceptions, you may want to collect all exception in the loop and throw it at once; and they are noise codes.
– Dennis C
Feb 7 '10 at 7:06
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How to change column datatype from character to numeric in PostgreSQL 8.4
... numeric; if the USING fails, you'll have to clean up the non-numeric data by hand before changing the column type.
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Detect if homebrew package is installed
...ool at all and not just checking for the respective homebrew package (e.g. by searching for the executable in the $PATH). People tend to install tools in a rather large amount of ways in practice, with homebrew being just one of them.
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