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What is the difference between a cer, pvk, and pfx file?
...cate. These can be in "binary" (ASN.1 DER), or it can be encoded with Base-64 and have a header and footer applied (PEM); Windows will recognize either. To verify the integrity of a certificate, you have to check its signature using the issuer's public key... which is, in turn, another certificate.
...
Usage of __slots__?
...991611
>>> min(timeit.repeat(get_set_delete_fn(not_slotted)))
0.3664822799983085
The slotted access is almost 30% faster in Python 3.5 on Ubuntu.
>>> 0.3664822799983085 / 0.2846834529991611
1.2873325658284342
In Python 2 on Windows I have measured it about 15% faster.
Why use __s...
What languages are Windows, Mac OS X and Linux written in?
...It's
the segmentation that makes it REALLY 386 dependent (every task has a
64Mb segment for code & data - max 64 tasks in 4Gb. Anybody who needs
more than 64Mb/task - tough cookies). [...] Some of my "C"-files
(specifically mm.c) are almost as much assembler as C. [...] Unlike
minix, I also happ...
Eclipse executable launcher error: Unable to locate companion shared library
....jar
--launcher.library
plugins/org.eclipse.equinox.launcher.gtk.linux.x86_64_1.1.200.v20120913-144807
For some twisted reason jars have version in their name - so if you upgrade/have two different version of eclipse( while eclipse.ini is either linked or provided as system wide conf file for ecli...
0.1 float is greater than 0.1 double. I expected it to be false [duplicate]
...id. This difference can and does actually occur, because x86 does not use 64-bits for its internal floating-point computations; it actually uses 80-bits! This is called double extended-precision.
So, even among just x86 compilers, it sometimes happen that the same number is represented two differ...
“The page you are requesting cannot be served because of the extension configuration.” error message
...am with an incorrect format
As it turns out, the server was running 2008 64 bit and I was trying to run the 32 bit version of the utility. Running the version found in \Windows\Microsoft.NET\Framework64\v2.0.50727 fixed the issue.
c:\Windows\Microsoft.NET\Framework64\v2.0.50727>aspnet_regiis....
Is it possible to view RabbitMQ message contents directly from the command line?
...ase the payload will be returned as a string if it is valid UTF-8, and base64 encoded otherwise), or "base64" (in which case the payload will always be base64 encoded).
If truncate is present it will truncate the message payload if it is larger than the size given (in bytes).
truncate is optional; a...
What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?
...
64
GCC has:
-- Built-in Function: int __builtin_clz (unsigned int x)
Returns the number of ...
When should the volatile keyword be used in C#?
... ecx,eax
00401012 add eax,edx
00401014 cmp eax,64h
00401017 jl main+10h (401010h)
}
for (volatile int i = 0 ; i < 100 ; ++i)
00401019 mov dword ptr [esp],0
00401020 mov eax,dword ptr [esp]
00401023 cmp eax,64h
00401026 jge...
App Inventor 2 CustomWebView 拓展：高级版Web浏览器，完美浏览现代Web前...
...浏览带端口url的页面，这款拓展统统解决。
.aix 拓展下载：
cn.fun123.CustomWebView.aix
基础使用方法：
例如，使用此拓展访问 react 写的网页，效果如下：
而使用原生的Web浏览器则无法访问：
属性
AdHo...