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An invalid form control with name='' is not focusable

...o this: <button type="button">. Also see https://stackoverflow.com/a/7264966/1356062 share | improve this answer | follow | ...
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How to check if function exists in JavaScript?

... 1278 Try something like this: if (typeof me.onChange !== "undefined") { // safe to use the fun...
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How to create a file in Ruby

... 437 Use: File.open("out.txt", [your-option-string]) {|f| f.write("write your stuff here") } where...
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How to print like printf in Python3?

...ywords. – fbicknel May 1 '14 at 13:47 2 @rapt, it has some huge advantages. Not the least of whic...
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Determine the number of NA values in a column

...1 rrsrrs 7,95244 gold badges2323 silver badges3232 bronze badges ...
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What's the valid way to include an image with no src?

...e — javascript:void(0) — will cause an "insecure content" warning in IE7 if used on a page served via HTTPS. Any other port caused an attempted server connection, even for invalid addresses. (Some browsers would simply make the invalid request and wait for them to time out.) This was tested i...
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Convert int to string?

... 755 string myString = myInt.ToString(); ...
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Should I index a bit field in SQL Server?

... 72 Consider what an index is in SQL - and index is really a chunk of memory pointing at other chun...
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Can modules have properties the same way that objects can?

... Alex MartelliAlex Martelli 725k148148 gold badges11261126 silver badges13241324 bronze badges ...
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How to word wrap text in HTML?

...#search=word-wrap – Jon Hadley Jan 27 '11 at 9:10 33 ...