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Java: Integer equals vs. ==
...s I'm going to encounter, the value would be under 127. Good to catch this now though for the 5% where it isn't.
– Jeremy Goodell
Sep 3 '10 at 17:36
1
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Function passed as template argument
...cout << "Result is " << temp << std::endl;
}
which can now be called as either:
doOperation(add2);
doOperation(add3());
See it live
The problem with this is that if it makes it tricky for the compiler to inline the call to add2, since all the compiler knows is that a function...
What is the significance of 1/1/1753 in SQL Server?
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@Venkat - fixed now with an internet archive link
– Martin Smith
Apr 26 at 10:54
add a comment
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What does string::npos mean in this code?
...ution
is to define your own signed value for npos:
const int NPOS = -1;
Now the comparison looks a bit different and even more convenient:
if (idx == NPOS) { // works almost always
...
}
share
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Why do we need RESTful Web Services?
...tes that did not exist when the
browser was released? How can the
client know about these sites?
These may sound like inane questions, but if you know the answer, then you can start to see what REST is all about.
Look at StackOverflow for more benefits of REST. When I am looking at a question, I...
Everyauth vs Passport.js?
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Ironically, but passport has much more issues now: github.com/jaredhanson/passport/issues (273 vs. 148 for everyauth).
– Anton Bessonov
Jul 29 '18 at 19:43
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Convert data.frame column to a vector?
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This is particularly good to know because the df$x syntax returns a vector. I used this syntax for a long time, but when I had to start using df['name'] or df[n] to retrieve columns, I hit problems when I tried to send them to functions that expected vect...
How to round up a number to nearest 10?
...n ($r <= 5) : $roundee - $r : $roundee + (10 - $r);
}
Edit: I didn't know (and it's not well documented on the site) that round now supports "negative" precision, so you can more easily use
$round = round($roundee, -1);
Edit again: If you always want to round up, you can try
function roundU...
How to get numbers after decimal point?
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does anyone know which would be the faster operation, this method described above, or: float b = a - int(a) ? i suspect the later, but wanted to see if there was confirmation
– hokkuk
Sep 8 '12 a...
Entity Framework - Invalid Column Name '*_ID"
...on this answer, because it was most accurate to my situation (but I didnt know it until after I figured my problem out). If you have some error related to OtherTable_ID when you are retrieving Table, go to your OtherTable model and make sure you don't have an ICollection<Table> in there. Wit...