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Why do C++ libraries and frameworks never use smart pointers?
...part from the fact that many libraries were written before the advent of standard smart pointers, the biggest reason is probably the lack of a standard C++ Application Binary Interface (ABI).
If you’re writing a header-only library, you can pass around smart pointers and standard containers to yo...
How to determine if a point is in a 2D triangle? [closed]
...
In general, the simplest (and quite optimal) algorithm is checking on which side of the half-plane created by the edges the point is.
Here's some high quality info in this topic on GameDev, including performance issues.
And here's some code to get y...
C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?
... .Include(i => i.Category)
.Include(i => i.Brand)
.FistOrDefault(x => x.ItemId == id);
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mysqldump data only
...sh history (you'll be prompted to enter the password after you run the command).
– Dan
Aug 6 '15 at 10:19
2
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Getting all types that implement an interface
...ypes that implement an interface with C# 3.0/.NET 3.5 with the least code, and minimizing iterations?
17 Answers
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Java 8 Distinct by property
... returns a predicate that maintains state about what it's seen previously, and that returns whether the given element was seen for the first time:
public static <T> Predicate<T> distinctByKey(Function<? super T, ?> keyExtractor) {
Set<Object> seen = ConcurrentHashMap.new...
Efficiently replace all accented characters in a string?
...if you don't like the regex being built every time, here are two solutions and some caveats about each.
Here is one way to do this:
function makeSortString(s) {
if(!makeSortString.translate_re) makeSortString.translate_re = /[öäüÖÄÜ]/g;
var translate = {
"ä": "a", "ö": "o", "ü": "...
Detecting a mobile browser
...m detectmobilebrowsers.com):
Here's a function that uses an insanely long and comprehensive regex which returns a true or false value depending on whether or not the user is browsing with a mobile.
window.mobileCheck = function() {
let check = false;
(function(a){if(/(android|bb\d+|meego).+mob...
Yank file name / path of current buffer in Vim
...
TL;DR
:let @" = expand("%")>
this will copy the file name to the unamed register, then you can use good old p to paste it. and of course you can map this to a key for quicker use.
:nmap cp :let @" = expand("%")<cr>
you can also use ...
Why does modern Perl avoid UTF-8 by default?
...riable to AS. This makes all Perl scripts decode @ARGV as UTF‑8 strings, and sets the encoding of all three of stdin, stdout, and stderr to UTF‑8. Both these are global effects, not lexical ones.
At the top of your source file (program, module, library, dohickey), prominently assert that you are...