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How to skip over an element in .map()?
...d should be skipped. I often come across arrays I want to map 98% of (eg: String.split() leaving a single, empty string at the end, which I don't care about). Thanks for your answer :)
– Alex McMillan
Oct 28 '15 at 2:54
...
How do you disable browser Autocomplete on web form field / input tag?
... the code that generates the page, perhaps by adding some session-specific string to the end of the names.
When the form is submitted, you can strip that part off before processing them on the server side. This would prevent the web browser from finding context for your field and also might help ...
How do I list all the columns in a table?
...ostgreSQL:
\d table_name
Or, using SQL:
select column_name, data_type, character_maximum_length
from INFORMATION_SCHEMA.COLUMNS
where table_name = 'table_name';
share
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improve this an...
How do I reformat HTML code using Sublime Text 2?
...
Ships with Sublime, so no plugin install needed
Cons:
Doesn't delete extra blank lines
Can't handle minified HTML, lines with multiple open tags
Doesn't properly format <script> blocks
Tag
Pros:
Supports ST2/ST3
Removes extra blank lines
No binary dependencies
Cons:
Chokes on PH...
How can I wait In Node.js (JavaScript)? l need to pause for a period of time
...f you want to happen after that pause
console.log('Blah blah blah blah extra-blah');
}
// call the first chunk of code right away
function1();
// call the rest of the code and have it execute after 3 seconds
setTimeout(function2, 3000);
It's similar to JohnnyHK's solution, but much neater an...
Make XAMPP/Apache serve file outside of htdocs [closed]
...re are three ways to do this:
Virtual Hosts
Open C:\xampp\apache\conf\extra\httpd-vhosts.conf.
Un-comment ~line 19 (NameVirtualHost *:80).
Add your virtual host (~line 36):
<VirtualHost *:80>
DocumentRoot C:\Projects\transitCalculator\trunk
ServerName transitcalculator.localhost
...
How to Avoid Response.End() “Thread was being aborted” Exception during the Excel file download
...entType = "text/csv"; Response.AddHeader("Content-Disposition",string.Format("attachment;filename=\"{0}\"",Path.GetFileName(filePath))); Response.TransmitFile(filePath); //Response.End(); HttpContext.Current.Response.Flush(); HttpContext.Current...
How do you create a toggle button?
...it is checked or not. But there are no good ways do to it. You have to add extra span, extra div, and, for a really nice look, add some javascript.
So the best solution is to use a small jQuery function and two background images for styling the two different statuses of the button. Example with an ...
How do I repeat an edit on multiple lines in Vim?
...TRL-v or CTRL-V. Vim is case-insensitive for CTRL- codes (see :help CTRL-{char}).
– rampion
Dec 10 '08 at 21:37
2
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Rails check if yield :area is defined in content_for
...if symbol.kind_of? Symbol
symbol.to_s
elsif symbol.kind_of? String
symbol
else
raise "Parameter symbol must be string or symbol"
end
!instance_variable_get(content_var_name).nil?
end
...