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Are the shift operators () arithmetic or logical in C?
...ation - for example see the old Linux TUN/TAP driver null pointer bug: lwn.net/Articles/342330). Unless I need sign-fill on right shift (which I realize is implementation defined behavior), I usually try to perform my bit shifts using unsigned values, even if it means using casts to get there.
...
Disable hover effects on mobile browsers
... with both mouse and touch interface).
Further Reading
http://jsfiddle.net/macfreek/24Z5M/. Test the above solution for yourself in this sandbox.
http://www.macfreek.nl/memory/Touch_and_mouse_with_hover_effects_in_a_web_browser. This same answer, with a bit more background.
https://www.html5rock...
Knight's Shortest Path on Chessboard
...uld describe how you worked out that formula?
– kybernetikos
Aug 11 '13 at 20:27
3
Does this code...
What are best practices for REST nested resources?
...g but I'm sure you could get userId in API controller. For example: In ASP.NET API, call RequestContext.Principal from within a method on ApiController. In Spring Secirity, SecurityContextHolder.getContext().getAuthentication().getPrincipal() will help you. In AWS NodeJS Lambda, that is cognito:user...
Why use Ruby's attr_accessor, attr_reader and attr_writer?
...nce advantage to writing attr_reader :a vs. def a; return a; end confreaks.net/videos/…
– Nitrodist
Jan 19 '12 at 19:22
83
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Necessary to add link tag for favicon.ico?
... SO seems to do with <link rel="shortcut icon" href="http://cdn.sstatic.net/stackoverflow/img/favicon.ico">.
To learn more about using other file types like PNG check out this question.
For cache busting purposes:
Add a query string to the path for cache-busting purposes:
<link rel="ico...
Python, creating objects
... have a valid reference to the new instance of the class." (diveintopython.net/object_oriented_framework/…)
– Brian Z
Apr 25 '15 at 13:04
...
Execute Insert command and return inserted Id in Sql
...ntity() returns numeric data type which you can cast only against decimal .net data type. Another way is to use Convert.To<datatype>() series of functions to avoid cast problem.
– Harsh
Dec 12 '16 at 23:13
...
403 Forbidden vs 401 Unauthorized HTTP responses
...ately used in content that will never be served (like .config files in asp.net). its either that or a 404. imho, it wouldn't be appropriate to return 403 for something that can be accessed but you just didn't have the right credentials. my solution would be to give an access denied message with a wa...
Making code internal but available for unit testing from other projects
...
If you're using .NET, the InternalsVisibleTo assembly attribute allows you to create "friend" assemblies. These are specific strongly named assemblies that are allowed to access internal classes and members of the other assembly.
Note, this...