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What's the difference between and
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<?> and <? extends Object> are synonymous, as you'd expect.
There are a few cases...
MySQL, update multiple tables with one query
...ase, we increase the number of books in a particular order with Order.ID = 1002 in Orders table then we also need to reduce that the total number of books available in our stock by the same number in Books table.
UPDATE Books, Orders
SET Orders.Quantity = Orders.Quantity + 2,
Books.InStock = Boo...
Is C++14 adding new keywords to C++?
...ee tends to shy away from adding new keywords to the language, yet with C++11 that was not the case. Some examples:
3 Answe...
What’s the difference between “Array()” and “[]” while declaring a JavaScript array?
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18 Answers
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JavaScript checking for null vs. undefined and difference between == and ===
...oercion to try to get the values to match, and === won't. So for instance "1" == 1 is true, because "1" coerces to 1. But "1" === 1 is false, because the types don't match. ("1" !== 1 is true.) The first (real) step of === is "Are the types of the operands the same?" and if the answer is "no", the r...
git pull from master into the development branch
...rings over only origin/master, and it does not update the ref in your repo:1 any new commits winds up referred-to only by the special FETCH_HEAD reference.)
If you use the more-explicit git fetch origin (then optionally look around) and then git merge origin/master sequence, you can also bring your...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...and, if the result is greater than ten, subtracts ten. So f(2) = 5, f(8) = 1, etc. Now, we can make another function, call it f', that goes backwards, by adding seven instead of three. f'(5) = 2, f'(1) = 8, etc.
That's an example of a two-way function and its inverse. Theoretically, any mathematica...
How to get a specific version of a file in Mercurial?
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153
I think you want hg revert -r<rev> <file> (this will change that file to be as it ...
Using two CSS classes on one element [duplicate]
...t in css like so:
.social.first {}
Example:
https://jsfiddle.net/tybro0103/covbtpaq/
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