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Difference between CC, gcc and g++?
...he answer to this is platform-specific; what happens on Linux is different from what happens on Solaris, for example.
The easy part (because it is not platform-specific) is the separation of 'gcc' and 'g++':
gcc is the GNU C Compiler from the GCC (GNU Compiler Collection).
g++ is the GNU C++ Comp...
Is a url query parameter valid if it has no value?
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The isindex magic name from HTML5 allows sending a query string without key-value format stackoverflow.com/a/37579004/895245
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jun 1 '16 at 21:23
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How do I update Node.js?
...d nvm-setup.zip extract and install it.
execute command nvm list available from cmd or gitbash or powershell, this will list all available version of node
use command nvm install version e.g. nvm install 12.14.0 to install on the machine
last once installed use nvm use version to use newer versio...
Scroll to a div using jquery
...at scrolls to #{blah}link
function goToByScroll(id) {
// Remove "link" from the ID
id = id.replace("link", "");
// Scroll
$('html,body').animate({
scrollTop: $("#" + id).offset().top
}, 'slow');
}
$("#sidebar > ul > li > a").click(function(e) {
// Prevent a ...
C# - Keyword usage virtual+override vs. new
... false, if you used override it would have printed true.
(Base code taken from Joseph Daigle)
So, if you are doing real polymorphism you SHOULD ALWAYS OVERRIDE. The only place where you need to use "new" is when the method is not related in any way to the base class version.
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Python: List vs Dict for look up table
...he internal hashing implementation at what point the average time diverges from O(1) and starts converging on O(n). You can help the lookup performance by compartmentalizing the global sets into smaller sections based on some easily discernible attribute (like the value of the first digit, then the ...
When should I create a destructor?
... on their own thread. Don't cause deadlocks!
An unhandled exception thrown from a destructor is bad news. It's on its own thread; who is going to catch it?
A destructor may be called on an object after the constructor starts but before the constructor finishes. A properly written destructor will not...
Test if a variable is set in bash when using “set -o nounset”
...her the variable is set, and the latter detect whether it is set or empty. From man bash: "Omitting the colon results in a test only for a parameter that is unset."
– l0b0
Jan 7 '14 at 21:00
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Web API Put Request generates an Http 405 Method Not Allowed error
...hod on my Web API - the third line in the method (I am calling the Web API from an ASP.NET MVC front end):
9 Answers
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How do pointer to pointers work in C?
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Looks good. Than minor issue was all that was stopping me from saying: Great post. The explaination itself was excellent. Changing to an up-vote. (Perhaps stackoverflow needs to review pointers?)
– Thanatos
May 23 '09 at 16:54
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