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How do you add CSS with Javascript?

... You can also do this using DOM Level 2 CSS interfaces (MDN): var sheet = window.document.styleSheets[0]; sheet.insertRule('strong { color: red; }', sheet.cssRules.length); ...on all but (naturally) IE8 and prior, which uses its own marginally-di...
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Is it Pythonic to use list comprehensions for just side effects?

Think about a function that I'm calling for its side effects, not return values (like printing to screen, updating GUI, printing to a file, etc.). ...
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In Typescript, How to check if a string is Numeric

In Typescript, this shows an error saying isNaN accepts only numeric values 9 Answers ...
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Find and restore a deleted file in a Git repository

Say I'm in a Git repository. I delete a file and commit that change. I continue working and make some more commits. Then, I find I need to restore that file. ...
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How do I check for null values in JavaScript?

How can I check for null values in JavaScript? I wrote the code below but it didn't work. 19 Answers ...
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how to make a specific text on TextView BOLD

... Just build your String in HTML and set it: String sourceString = "<b>" + id + "</b> " + name; mytextview.setText(Html.fromHtml(sourceString)); share ...
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Insert Update trigger how to determine if insert or update

I need to write an Insert, Update Trigger on table A which will delete all rows from table B whose one column (say Desc) has values like the value inserted/updated in the table A's column (say Col1). How would I go around writing it so that I can handle both Update and Insert cases. How would I dete...
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How to turn on line numbers in IDLE?

In the main shell of IDLE, errors always return a line number but the development environment doesn't even have line numbers. Is there anyway to turn on line numbers? ...
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Retain precision with double in Java

The above code prints: 22 Answers 22 ...
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Indentation shortcuts in Visual Studio

I'm new to Visual Studio 2010 and C#. How can I indent the selected text to left/right by using shortcuts? 8 Answers ...