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ReferenceError: event is not defined error in Firefox
I've made a page for a client and I initially was working in Chrome and forgot to check if it was working in Firefox. Now, I have a big problem because the whole page is based upon a script that doesn't work in Firefox.
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What is the best way to count “find” results?
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find <expr> -type f -printf '.' | wc -c
It will be more reliable and faster than counting the lines.
Note that I use the find's printf, not an external command.
Let's bench a bit :
$ ls -1
a
e
l
ll.sh
r
t
y
z
My snippet benchmark :
$ time find -type f -printf '.' | wc -c
8
real ...
Get HTML code from website in C#
How to get the HTML code from a website, save it, and find some text by a LINQ expression?
7 Answers
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Rails: select unique values from a column
...ing)
Result of this is a collection of Model objects. Not plain ratings. And from uniq's point of view, they are completely different. You can use this:
Model.select(:rating).map(&:rating).uniq
or this (most efficient)
Model.uniq.pluck(:rating)
# rails 5+
Model.distinct.pluck(:rating)
U...
How do you stop Console from popping up automatically in Eclipse
...e popup every few seconds. How do I stop it from automatically popping up and taking focus?
3 Answers
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Force HTML5 youtube video
... reports are biased. Nobody said if he/she is in "html5 beta of youtube" and this is probably key factor. When I leave the html5 beta, it seems that ?html5=1 don't do anything. Every video goes with flash.
– Paul Brewczynski
Jul 13 '13 at 21:57
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How to reverse a 'rails generate'
I want to delete all the files it created and roll back any changes made, but not necessarily to the database, but more to the config files.
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Setting table column width
...group>
<!-- Put <thead>, <tbody>, and <tr>'s here! -->
<tbody>
<tr>
<td style="background-color: #777">15%</td>
<td style="background-color: #aaa">70%</td>
<t...
std::shared_ptr of this
...is std::enable_shared_from_this just for this purpose. You inherit from it and you can call .shared_from_this() from inside the class. Also, you are creating circular dependencies here that can lead to resource leaks. That can be resolved with the use of std::weak_ptr. So your code might look like t...
How to activate virtualenv?
I have been through search and tried various alternatives without success and spent several days on it now - driving me mad.
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