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What is Common Gateway Interface (CGI)?
...
PHP is still based heavily on the CGI protocol, most of the content of $_SERVER is straight from the CGI spec. And "CGI programming" always did mean the program processing the request, not the implementation of the protocol itself. If you...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...ttons are pushed, but this example should get you well on your way.
Notes based on comments:
It is worth noting that if you are getting infinite recursion problems you probably missed the subtle trick of this solution. It's not doing what you think it's doing. The view that is put in the storyboar...
Explicitly calling return in a function or not
... version 2.15
The picture above may slightly difffer on your platform.
Based on measured data, the size of returned object is not causing any difference, the number of repeats (even if scaled up) makes just a very small difference, which in real word with real data and real algorithm could not b...
Why and How to avoid Event Handler memory leaks?
...sion?
But, there are lots of events and event handlers in your whole code-base. Does it mean, you need to keep detaching event handlers everywhere? The answer is No. If you had to do so, your codebase will be really ugly with verbose.
You can rather follow a simple flow chart to determine if a de...
How do exceptions work (behind the scenes) in c++
...ecutable). All the work is done behind the scenes by the standard library, based on these tables (_ZTI11MyException is typeinfo for MyException).
OK, that was not actually a surprise for me, I already knew how this compiler did it. Continuing with the assembly output:
.text
.align 2
.p...
What is the difference between a reference type and value type in c#?
...ortant to remember that within .net, ALL types technically derive from the base type Object. The value types are designed to behave as such, but in the end they also inherit the functionality of base type Object.
A. Value Types are just that- they represent a distinct area in memory where a discret...
Forking vs. Branching in GitHub
...iginal project as a remote
fetching regularly from that original project
rebase your current development on top of the branch of interest you got updated from that fetch.
The rebase allows you to make sure your changes are straightforward (no merge conflict to handle), making your pulling request ...
How exactly does the “Specific Version” property of an assembly reference work in Visual Studio?
...on" check is not made.
When is "Specific Version" checked?
Visual Studio bases its decision whether to perform the "Specific Version" check on two pieces of information found in the .csproj file:
The presence or absence of the <SpecificVersion> element, and its value (if it is present)
The...
Should I compile release builds with debug info as “full” or “pdb-only”?
... > Advanced > Debug Info you have three options: none, full, or pdb-only. Based on the answer to this question , I believe I understand some of the differences between full and pdb-only. However, which is more appropriate for a release build? If I use "full" will there be performance ramificatio...
REST authentication and exposing the API key
...f-token.js?apiKey=abc123 is requested:
Look up the key abc123 in the database and get a list of valid domains for that key.
Look for the CSRF validation cookie. If it does not exist, generate a secure random value and put it in a HTTP-only session cookie. If the cookie did exist, get the existing...