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How can I get form data with JavaScript/jQuery?
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@BartvanHeukelom I know this is 4 years later, but .serializeArray() will return an array.
– TJ WealthEngine API Evangelist
Oct 30 '14 at 15:30
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How do I use HTML as the view engine in Express?
...gine('html', require('ejs').renderFile);
app.set('view engine', 'html');
Now you can use ejs view engine while keeping your view files as .html
source: http://www.makebetterthings.com/node-js/how-to-use-html-with-express-node-js/
You need to install this two packages:
`npm install ejs --save`
`...
Check for null in foreach loop
..., consider changing the getter of Headers instead. null is the value of unknown so if possible instead of using null as "I know there are no elements" when null actually(/originally) should be interpreted as "I don't know if there are any elements" use an empty set to show that you know there are no...
Finding the type of an object in C++
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Good if you really don't know what your object is. The accepted answer assumes you do.
– unludo
Feb 28 '12 at 16:01
4
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How to get first character of a string in SQL?
I have a SQL column with a length of 6. Now want to take only the first char of that column. Is there any string function in SQL to do this?
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C# 4.0 optional out/ref arguments
...I: Included on the new features for C# 7.0 enumerated here, "discards" is now allowed as out parameters in the form of a _, to let you ignore out parameters you don’t care about:
p.GetCoordinates(out var x, out _); // I only care about x
P.S. if you're also confused with the part "out var x", r...
Custom checkbox image android
...:background instead of android:button and ended up with 2 buttons instead. Now it all works well.
– Artem Russakovskii
Nov 23 '10 at 23:07
1
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Creating an R dataframe row-by-row
...as you need
stringsAsFactors=FALSE) # you don't know levels yet
and then during your operations insert row at a time
DF[i, ] <- list(1.4, "foo")
That should work for arbitrary data.frame and be much more efficient. If you overshot N you can always shrink empty rows...
Upload file to FTP using C#
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PSA: webrequest is no longer recommended, this are now the official alternatives
– Pacharrin
Apr 16 '19 at 0:29
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HTML5: number input type that takes only integers?
...nput type="number" step="1" />
This seems a bit buggy in Chrome right now so it might not be the best solution at the moment.
A better solution is to use the pattern attribute, that uses a regular expression to match the input:
<input type="text" pattern="\d*" />
\d is the regular exp...