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App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
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Cartesian product of multiple arrays in JavaScript
... flatMap to the language!
Example
This is the exact example from your question:
let output = cartesian([1,2],[10,20],[100,200,300]);
Output
This is the output of that command:
[ [ 1, 10, 100 ],
[ 1, 10, 200 ],
[ 1, 10, 300 ],
[ 1, 20, 100 ],
[ 1, 20, 200 ],
[ 1, 20, 300 ],
[ 2, 10, 100 ...
How to use underscore.js as a template engine?
...down vote cause the documentation they provide gives very little in how to mix <% and <%= beyond their singular example and how switching from <%= to print() changes that pattern. Also when using 'interpolate' there are some odd behaviors that would probably make scene with a little more ex...
How to open a file using the open with statement
... don't gain anything by putting an explicit return at the end of your function. You can use return to exit early, but you had it at the end, and the function will exit without it. (Of course with functions that return a value, you use the return to specify the value to return.)
Using multiple ope...
What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
...y good, if only it didn't have so many different colors and set operations mixed up together with ../... stuff. For example in log A...B it is not clear whether the command returns the intersection (white part of the diagram) or the rest of the A-B union (green). It would be more to the point withou...
Storing JSON in database vs. having a new column for each key
...are perfectly relational or document-oriented. Most applications have some mix of both. Here are some examples where I personally have found JSON useful in a relational database:
When storing email addresses and phone numbers for a contact, where storing them as values in a JSON array is much easi...
SQL Server insert if not exists best practice
...f data from external sources), and I would put an interface table into the mix: CompetitionResults.
CompetitionResults should contain whatever data your competition results have in it. The point of an interface table like this one is to make it as quick and easy as possible to truncate and reload i...
How to Rotate a UIImage 90 degrees?
I have a UIImage that is UIImageOrientationUp (portrait) that I would like to rotate counter-clockwise by 90 degrees (to landscape). I don't want to use a CGAffineTransform . I want the pixels of the UIImage to actually shift position. I am using a block of code (shown below) originally inten...
How to see query history in SQL Server Management Studio
...y stored in some log files? If yes, can you tell me how to find their location? If not, can you give me any advice on how to see it?
...
moving changed files to another branch for check-in
... of ) and the working tree depending on . If is
omitted, defaults to --mixed. The must be one of the following:
--soft Does not touch the index file or the working tree at all (but resets the head to , just like all modes do). This leaves all
your changed files "Changes to be committed",...