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Delete all rows in an HTML table

How can I delete all rows of an HTML table except the <th> 's using Javascript, and without looping through all the rows in the table? I have a very huge table and I don't want to freeze the UI while I'm looping through the rows to delete them ...
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Getting a list of values from a list of dicts

... simple at first glance, because find returns match objects, which include all kinds of things besides just the matched value, such as a path directly to each item. But for more complex expressions, being able to specify a path like '*.[*].value' instead of a comprehension clause for each * can make...
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How to create NS_OPTIONS-style bitmask enumerations in Swift?

...tains(.secondOption) { print("multipleOptions has SecondOption") } let allOptions = MyOptions(rawValue: 7) if allOptions.contains(.thirdOption) { print("allOptions has ThirdOption") } Swift 2.0 In Swift 2.0, protocol extensions take care of most of the boilerplate for these, which are now...
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How to Detect if I'm Compiling Code with a particular Visual Studio version?

... _MSC_VER and possibly _MSC_FULL_VER is what you need. You can also examine visualc.hpp in any recent boost install for some usage examples. Some values for the more recent versions of the compiler are: MSVC++ 14.24 _MSC_VER...
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Insert picture into Excel cell [closed]

... appear on hover over. Microsoft Office 365 (2019) introduced new things called comments and renamed the old comments as "notes". Therefore in the steps above do New Note instead of Insert Comment. All other steps remain the same and the functionality still exists. There is also a $20 product fo...
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Looking for a clear definition of what a “tokenizer”, “parser” and...

... A tokenizer breaks a stream of text into tokens, usually by looking for whitespace (tabs, spaces, new lines). A lexer is basically a tokenizer, but it usually attaches extra context to the tokens -- this token is a number, that token is a string literal, this other token is a...
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New Array from Index Range Swift

... Pedantic point, but this isn't really casting the Slice to an Array, but rather creating a new array from a slice. A cast would use the as operator: numbers as Array which would result in an error. – j b Jun 10 '14 at 9...
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Refresh a page using PHP

How can I refresh a page using PHP periodically? If I can not do it by PHP, what is the best recommended scenario? 13 Answe...
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UML class diagram enum

... They are simply showed like this: _______________________ | <<enumeration>> | | DaysOfTheWeek | |_____________________| | Sunday | | Monday | | Tuesday | | ... | |____________________...
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Bash script absolute path with OS X

...ee simple steps are going to solve this and many other OS X issues: Install Homebrew brew install coreutils grealpath . (3) may be changed to just realpath, see (2) output share | improve this ...