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What is the difference between a weak reference and an unowned reference?
...ct that Optional types are built-in the Swift language. Long story short about them: optional types offer memory safety (this works beautifully with Swift's constructor rules - which are strict in order to provide this benefit).
A weak reference allows the possibility of it to become nil (this happe...
Difference between classification and clustering in data mining? [closed]
...rence between clustering and classification. So let me first explain you about the key word supervised and unsupervised.
Supervised learning:
suppose you have a basket and it is filled with some fresh fruits and your task is to arrange the same type fruits at one place. suppose the fruits are apple...
What happens to global and static variables in a shared library when it is dynamically linked?
...n all cases, static global variables (or functions) are never visible from outside a module (dll/so or executable). The C++ standard requires that these have internal linkage, meaning that they are not visible outside the translation unit (which becomes an object file) in which they are defined. So,...
Why is SELECT * considered harmful?
...xt guy who comes along might have no way of knowing that he has to worry about adding a column which will collide with your already-developed names.
But it's not all bad for SELECT *. I use it liberally for these use cases:
Ad-hoc queries. When trying to debug something, especially off a narro...
How to concatenate and minify multiple CSS and JavaScript files with Grunt.js (0.3.x)
... all those interested in concatenation with the requirejs optimizer, check out this post
Also there is a small tool that abstracts all the boilerplate of the process: AlbanilJS
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What exactly is RESTful programming?
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a) the important point about GET is safeness, not idempotence, b) @Abhijeet: RFC 2616 has been obsoleted in 2014; see RF 7230ff.
– Julian Reschke
May 6 '16 at 6:16
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What are the undocumented features and limitations of the Windows FINDSTR command?
...nfirmed whether the information applies to other Windows versions.
FINDSTR output
The documentation never bothers to explain the output of FINDSTR. It alludes to the fact that matching lines are printed, but nothing more.
The format of matching line output is as follows:
filename:lineNumber:lineOffs...
What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
I have read a bit on this, but I can't seem to find anything solid about how different browsers treat things.
5 Answers
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Difference between application/x-javascript and text/javascript content types
...) - but my question (which was later edited by someone) was specifically about JS in PHP - will it work as PHP/JS combo on all servers/browsers if I will omit it entirely ??
– Obmerk Kronen
Mar 12 '12 at 9:39
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How do I reflect over the members of dynamic object?
...provides a meta object with an implementation of GetDynamicMemberNames without custom testing beyond is IDynamicMetaObjectProvider.
After getting the member names it's a little more work to get the value the right way, but Impromptu does this but it's harder to point to just the interesting bits an...