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Background color not showing in print preview
...need to be aware of CSS specificity as the print rules don't automatically win against non-print CSS rules.
In your case, the -webkit-print-color-adjust: exact is working. However, your background-color and color definitions are being beaten out by other CSS with higher specificity.
While I do not...
What is the overhead of creating a new HttpClient per call in a WebAPI client?
... when HttpClientHandler tries to close it.
On requests that go over the internet, I have seen a different story. I have seen a 40% performance hit due to having to re-open the request every time.
I suspect the hit on a HTTPS connection would be even worse.
My advice is to keep an instance of H...
What is a handle in C++?
...w much about the resource itself to use it.
For instance, the HWND in the Win32 API is a handle for a Window. By itself it's useless: you can't glean any information from it. But pass it to the right API functions, and you can perform a wealth of different tricks with it. Internally you can think o...
HTML5 dragleave fired when hovering a child element
...monstrates this technique. Unfortunately, this doesn't work in versions of Internet Explorer prior to IE11, since they didn't support pointer events.
Luckily, I was able to come up with a workaround which does work in old versions of IE. Basically, it involves identifying and ignoring dragleave eve...
Java NIO FileChannel versus FileOutputstream performance / usefulness
...
Based on my tests (Win7 64bit, 6GB RAM, Java6), NIO transferFrom is fast only with small files and becomes very slow on larger files. NIO databuffer flip always outperforms standard IO.
Copying 1000x2MB
NIO (transferFrom) ~2300ms
NIO (dire...
How do I get a UTC Timestamp in JavaScript?
...
Thanks, this is nowhere to be found on the internet!
– Theofanis Pantelides
Apr 2 '15 at 1:51
...
Why is MATLAB so fast in matrix multiplication?
...4
>> gputimeit(@()gA*gA)
ans =
0.0022
Update using R2018b on a WIN64 machine with 16 physical cores and a Tesla V100:
>> timeit(@()A*A)
ans =
0.0229
>> gputimeit(@()gA*gA)
ans =
4.8019e-04
(NB: at some point (I forget when exactly) gpuArray switched from MAGMA to cu...
Best way to convert string to bytes in Python 3?
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@hmijail you win nothing by explicitly typing the default argument values - more keystrokes, larger code and it is slower too.
– Antti Haapala
Jul 25 at 7:16
...
Converting pfx to pem using openssl
...
You can use the OpenSSL Command line tool. The following commands should do the trick
openssl pkcs12 -in client_ssl.pfx -out client_ssl.pem -clcerts
openssl pkcs12 -in client_ssl.pfx -out root.pem -cacerts
If you want your file to be password protected etc, then there are ...
Where do I find the definition of size_t?
...s 64-bit architectures become more prevalent.
From C99 7.17.1/2
The following types and macros are defined in the standard header stddef.h
<snip>
size_t
which is the unsigned integer type of the result of the sizeof operator
...