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What is the difference between a process and a thread?
... thread's set of machine registers, the kernel stack, a thread environment block, and a user stack in the address space of the thread's process. Threads can also have their own security context, which can be used for impersonating clients.
This information was found on Microsoft Docs here: About ...
Getting output of system() calls in Ruby
...e
stderr.gets(nil)
stderr.close
exit_code = wait_thr.value
Note that the block form will auto-close stdin, stdout and stderr- otherwise they'd have to be closed explicitly.
More information here: Forming sanitary shell commands or system calls in Ruby
...
How do you manage databases in development, test, and production?
...on is readable also at http://martinfowler.com/articles/evodb.html
In one PHP+MySQL project I've had the database revision number stored in the database, and when the program connects to the database, it will first check the revision. If the program requires a different revision, it will open a pag...
Best practices for exception management in Java or C# [closed]
...ect, even in that simple form. If // do something includes any try/finally blocks around the point that throws, the finally blocks will execute before the catch block. Without the try/catch, the exception will fly all the way up to the top of the stack without any finally blocks being executed. This...
Can't specify the 'async' modifier on the 'Main' method of a console app
... var list = await bs.GetList();
}
}
Alternatively, you can just block the main Console thread until your asynchronous work has completed:
class Program
{
static void Main(string[] args)
{
MainAsync(args).GetAwaiter().GetResult();
}
static async Task MainAsync(stri...
How to make code wait while calling asynchronous calls like Ajax [duplicate]
... so load the data before calling into the framework? Trying to make js block is a bad idea. It is technically possible using synchronous requests, but it is a terrible idea that should never be used. developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/…
– Ajax
...
Inline elements shifting when made bold on hover
...
li {
display: inline-block;
font-size: 0;
}
li a {
display:inline-block;
text-align:center;
font: normal 16px Arial;
text-transform: uppercase;
}
a:hover {
font-weight:bold;
}
a::before {
display: block;
...
What's valid and what's not in a URI query?
...
@NasBanov And yet others (e.g. PHP) will interpret it as { q: 3 }
– Nicholas Shanks
Nov 17 '16 at 15:19
1
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Declaring variables inside loops, good practice or bad practice?
...se, you may need to initialize it every time. You can also create a larger block, encompassing the loop, whose sole purpose is to declare variables which must retain their value from one loop to another. This typically includes the loop counter itself.
{
int i, retainValue;
for (i=0; i<N...
HTML5 Canvas 100% Width Height of Viewport?
...eight:100%; } /* just to be sure these are full screen*/
canvas { display:block; } /* To remove the scrollbars */
That is how you properly make the canvas full width and height of the browser. You just have to put all the code for drawing to the canvas in the drawStuff() function.
...