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How to overload std::swap()
...in agreement with each other). But this issue has been settled for a long time, and we both agree on how it has been settled. Disregard Dave's expert opinion/answer in this area at your own peril.
This issue came to light after C++98 was published. Starting about 2001 Dave and I began to work th...
How can I view all historical changes to a file in SVN
...svn blame filename
It will print the file with each line prefixed by the time and author of the commit that last changed it.
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What is the scope of variables in JavaScript?
...e, and it sits logically outside of the loop.
The following prints 5, five times, and then prints 5 a sixth time for the console.log outside the loop:
for(var x = 0; x < 5; ++x) {
setTimeout(() => console.log(x)) // closes over the `x` which is logically positioned at the top of the en...
Are there legitimate uses for JavaScript's “with” statement?
...his can lead to errors:
for (var i=0; i<3; ++i)
{
var num = i;
setTimeout(function() { alert(num); }, 10);
}
Because the for loop does not introduce a new scope, the same num - with a value of 2 - will be shared by all three functions.
A new scope: let and with
With the introduction of the...
LINQ-to-SQL vs stored procedures? [closed]
...omplex. However, LINQ's abstraction allows Microsoft to improve this over time.
Less flexible: Sprocs can take full advantage of a database's featureset. LINQ tends to be more generic in it's support. This is common in any kind of language abstraction (e.g. C# vs assembler).
Recompiling: If you n...
How does Google Instant work?
...
I guess it's working the same way as the auto completion. However this time, it also returns the search results of the partially complete search phrase in JSON format.
Examining one of the JSON responses while typing "Stack Overflow":
We can see that the JSON response contains the content to...
What's the Point of Multiple Redis Databases?
...nted to segment the data I store in redis into separate databases as I sometimes need to make use of the keys command on one specific kind of data, and wanted to separate it to make that faster.
...
Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint
...e:
Vertical constraint for trailing = 15 and another one is >= 10.
Sometimes, Xcode creates some constraints you don't notice.
You have to get rid of redundant constraints and the log warning will surely disappear.
Additionaly, you can read and detect some certain reasons, directly from the l...
Why doesn't JUnit provide assertNotEquals methods?
...hat's not always a killer feature, but when you've seen it in action a few times, you'll see how much value it adds.
– Joachim Sauer
May 9 '12 at 5:31
5
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Framework vs. Toolkit vs. Library [duplicate]
...elf copying functions you already made into new programs. To save yourself time you bundle those functions into Libraries.
eventually you find yourself creating the same kind of user interfaces every time you make use of certain libraries. So you refactor your work and create a Toolkit that allows y...