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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
...ng is that the main reason to prefer Task.WhenAll to multiple awaits is performance / task "churning": the DoWork1 method does something like this:
start with a given context
save the context
wait for t1
restore the original context
save the context
wait for t2
restore the original context
save th...
How do malloc() and free() work?
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@Juergen But when free() read extra byte which contain information how much memory allocated from malloc, it get 4. Then how crash happened or how free() touch administrative data ?
– Undefined Behaviour
Aug 5 '16 at 7:46
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How to validate IP address in Python? [duplicate]
...ot work with all legal IP addresses: >>> socket.inet_aton("2001:660::1") Traceback (most recent call last): File "<stdin>", line 1, in <module> socket.error: illegal IP address string passed to inet_aton
– bortzmeyer
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Regular expression for floating point numbers
...es, APIs, frameworks, libraries, etc., are based on a concept developed in formal language theory. However, software engineers have added many extensions that take these implementations far beyond the formal definition. So, while most regular expression engines resemble one another, there is actuall...
C#: Raising an inherited event
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edited Jun 5 '12 at 15:01
answered Apr 16 '09 at 14:01
F...
How do I include inline JavaScript in Haml?
...}</span></td>
<td class="size"><span>{%=o.formatFileSize(file.size)%}</span></td>
<td class="error" colspan="2"><span class="label label-important">{%=locale.fileupload.error%}</span> {%=locale.fileupload.errors[file.error] || f...
Android OpenGL ES and 2D
...nt to learn OpenGL ES in order to develop my 2D games. I chose it for performances purpose (since basic SurfaceView drawing isn't that efficient when it comes to RT games).
My question is: where to start?
I've spent over a month browsing Google and reading/trying some tutorials/examples I've found...
Get HTML5 localStorage keys
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in ES2017 you can use:
Object.entries(localStorage)
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Parse DateTime string in JavaScript
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If you have date both TIME like this: "2014-05-20T16:43:56.71-06:00" var partesFecha = solicitud.CreatedDate.split("T")[0].split("-"); var createdDate = new Date(partesFecha[0], (partesFecha[1] - 1), partesFecha[2]); First extract date before T and later split ...
convert String to DateTime
...to parse following String into a DateTime Object:
30/Nov/2009:16:29:30 +0100
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