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How do you use bcrypt for hashing passwords in PHP?
...RjrwAVXD98HNOgsNpDczlqm3Jq7KnEd1rVAGv3Fykk1a
// Usage 2:
$options = [
'cost' => 11
];
echo password_hash('rasmuslerdorf', PASSWORD_BCRYPT, $options)."\n";
// $2y$11$6DP.V0nO7YI3iSki4qog6OQI5eiO6Jnjsqg7vdnb.JgGIsxniOn4C
To verify a user provided password against an existing hash, you may use ...
Is async HttpClient from .Net 4.5 a bad choice for intensive load applications?
... I haven't touched ServicePointManager.DefaultConnectionLimit, and I'm disposing and re-creating everything (HttpClient and response) on each request. Do you have any idea what may be causing the connections to remain open, and deplete the ports?
– Iravanchi
Ju...
How do function pointers in C work?
...xt of some String class to be "hello".
By using function pointers, it is possible to emulate methods in C.
How is this accomplished?
The String class is actually a struct with a bunch of function pointers which act as a way to simulate methods. The following is a partial declaration of the String...
Android Studio Project Structure (v.s. Eclipse Project Structure)
...ts a
complete software solution.
Your finished product may be decomposed into a series of discrete,
isolated modules, but it's a project definition that brings them
together and ties them into a greater whole.
For Android, it means one project per app, and one module per library and per...
Would it be beneficial to begin using instancetype instead of id?
...
it's useful for convenience constructors mostly
– Catfish_Man
Feb 5 '13 at 19:38
5
...
Java's Virtual Machine and CLR
... / 2) is performed by pushing operands onto the "stack" and then popping those operands off the stack whenever an instruction (add, divide, etc) needs to consume those operands. Each instruction pushes its results back onto the stack.
It's a convenient way to implement a virtual machine, because pr...
When should one use a spinlock instead of mutex?
...e lock won't be unlocked either. IOW, a spinlock wastes only CPU time on those systems for no real benefit. If the thread was put to sleep instead, another thread could have ran at once, possibly unlocking the lock and then allowing the first thread to continue processing, once it woke up again.
On...
What is RSS and VSZ in Linux memory management
... It does include memory from shared libraries as long as the pages from those libraries are actually in memory. It does include all stack and heap memory.
VSZ is the Virtual Memory Size. It includes all memory that the process can access, including memory that is swapped out, memory that is allo...
How does SSL really work?
...t and made it more precise.
TLS Capabilities
"SSL" is the name that is most often used to refer to this protocol, but SSL specifically refers to the proprietary protocol designed by Netscape in the mid 90's. "TLS" is an IETF standard that is based on SSL, so I will use TLS in my answer. These day...
What is private bytes, virtual bytes, working set?
... - here's the catch - they don't necessarily exclude memory allocated by those files. There is no way to tell whether a change in private bytes was due to the executable itself, or due to a linked library. Private bytes are also not exclusively physical memory; they can be paged to disk or in the ...