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What does __FILE__ mean in Ruby?
... file foo.rb, __FILE__ would be interpreted as "foo.rb".
Edit: Ruby 1.9.2 and 1.9.3 appear to behave a little differently from what Luke Bayes said in his comment. With these files:
# test.rb
puts __FILE__
require './dir2/test.rb'
# dir2/test.rb
puts __FILE__
Running ruby test.rb will output
...
jQuery load more data on scroll
... make an ajax call (you can show a loading image here till ajax response) and get the next set of data, append it to the div. This function gets executed as you scroll down the page again.
$(window).scroll(function() {
if($(window).scrollTop() == $(document).height() - $(window).height()) {...
Convert a row of a data frame to vector
...ate a vector out of a row of a data frame. But I don't want to have to row and column names. I tried several things... but had no luck.
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Set initial focus in an Android application
In my Android application it automatically focuses the first Button I have in my layout, giving it an orange outline. How can I set the initial focus preferably in XML, and can this be set to nothing?
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How can a LEFT OUTER JOIN return more records than exist in the left table?
...ave a very basic LEFT OUTER JOIN to return all results from the left table and some additional information from a much bigger table. The left table contains 4935 records yet when I LEFT OUTER JOIN it to an additional table the record count is significantly larger.
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Get selected value of a dropdown's item using jQuery
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i wish you had linked references to .val() and .text()
– shareef
Jul 9 '13 at 13:35
8
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How to get string width on Android?
... edited Oct 6 '16 at 22:03
Andrii Abramov
7,20566 gold badges4848 silver badges7070 bronze badges
answered Sep 2 '10 at 19:05
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MySQLDump one INSERT statement for each data row
...yes, but a lot of text editors have trouble with hugely long lines of text and if the tables have a huge amount of data, that is what will happen.
– Jahmic
Sep 17 '13 at 12:16
1
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log all queries that mongoose fire in the application
I have application using nodejs and mongodb. I have used mongoose for ODM.
Now i want to log all the queries that mongoose fire during the whole application.
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How to get MVC action to return 404
...being returned (maybe because it has been deleted), I want to return a 404 and display an error page.
12 Answers
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