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Logical XOR operator in C++?
...ould your suggestion still only work with a macro? Although it's true that order of parameters to be evaluated in a function is compiler-dependent, isn't it currently rare to differ from left-to-right? Also, it might worth to note here in the comments that if an implementation looks like #define XO...
Switching between GCC and Clang/LLVM using CMake
...
If you want to install clang-3.5, clang-3.6, etc. use this to set the default stackoverflow.com/a/30742451/1427533 as otherwise you'll get There is only one alternative in link group cc (providing /usr/bin/cc): /usr/bin/gcc
– miguel.martin
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Uppercase or lowercase doctype?
... - Doctype
A DOCTYPE must consist of the following components, in this order:
1. A string that is an ASCII case-insensitive match for the string "<!DOCTYPE".
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Note: despite being displayed in all caps, the spec states it is insensitive
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Python error “ImportError: No module named”
...rsion:
.:/usr/lib/python
.:/usr/lib/python2.6
.:/usr/lib/python2.7 and etc.
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What's the “big idea” behind compojure routes?
...responsibility to examine the URI used in the request, examine any cookies etc. and ultimately arrive at an appropriate response. Clearly it is necessary that all this work be factored into a collection of well-defined pieces; these are normally a "base" handler function and a collection of middlew...
How do I assign a port mapping to an existing Docker container?
... nginx
Optionally remove the default.conf in nginx
docker exec nginx rm /etc/nginx/conf.d/default.conf
Create a new nginx config
server
{
listen 9000;
location / {
proxy_pass http://my_existing_container:9000;
proxy_http_version 1.1;
proxy_set_header Upgrade $http...
Why malloc+memset is slower than calloc?
...The performance difference here is much larger (I measured more than three orders of magnitude on my system between malloc()+memset() and calloc()).
Party trick
Instead of looping 10 times, write a program that allocates memory until malloc() or calloc() returns NULL.
What happens if you add mems...
Get the subdomain from a URL
...cause each TLD differs on what counts as a subdomain, second level domain, etc.
Keep in mind that there are top level domains, second level domains, and subdomains. Technically speaking, everything except the TLD is a subdomain.
In the domain.com.uk example, "domain" is a subdomain, "com" is a se...
Is there a destructor for Java?
...g a handle to native resources like sockets, file handles, window handles, etc. When the garbage collector collects an object without a finalizer it simply marks the memory region as free and that's it. When the object has a finalizer, it's first copied into a temporary location (remember, we're gar...
jQuery Validate - Enable validation for hidden fields
...NET MVC3 site where I'd left the framework to setup unobtrusive validation etc., in case it's useful to anyone:
$("form").data("validator").settings.ignore = "";
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