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What is the purpose of the “final” keyword in C++11 for functions?
...ady mentioned in a comment is that if you are overriding a function from a base class, then you cannot possibly mark it as non-virtual:
struct base {
virtual void f();
};
struct derived : base {
void f() final; // virtual as it overrides base::f
};
struct mostderived : derived {
//vo...
Generate a Hash from string in Javascript
...ng-strings) and the bitwise function is actually more slow than the number based function.
– skerit
Jun 29 '12 at 21:23
17
...
How to maintain aspect ratio using HTML IMG tag
...hoto in our application. I have set both its height and width attribute to 64. I need to show any image resolution (e.g. 256x256, 1024x768, 500x400, 205x246, etc.) as 64x64. But by setting the height and width attributes of an img tag to 64, it's not maintaining the aspect ratio, so the image looks ...
What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...int $0x80
http://www.int80h.org/bsdasm/#default-calling-convention
x86-64 Linux System Call convention:
x86-64 Mac OS X is similar but different. TODO: check what *BSD does.
Refer to section: "A.2 AMD64 Linux Kernel Conventions" of System V Application Binary Interface AMD64 Architecture Proc...
C library function to perform sort
...turn -1;
else if (*x > *y) return 1; return 0;
}
4. Comparing records based on a key:
Sometimes you need to sort a more complex stuffs, such as record. Here is the simplest
way to do it using qsort library.
typedef struct {
int key;
double value;
} the_record;
int compare_function(const void...
Python executable not finding libpython shared library
...ort statements to .profile or .bashrc files. There is a one-line solution, based on the Red Hat solutions page. Thanks for the comment that points it out:
echo 'source scl_source enable rh-python35' | sudo tee --append /etc/profile.d/python35.sh
After a restart, it's all good on the shell, but so...
What does the Visual Studio “Any CPU” target mean?
...
An AnyCPU assembly will JIT to 64-bit code when loaded into a 64-bit process and 32 bit when loaded into a 32-bit process.
By limiting the CPU you would be saying: There is something being used by the assembly (something likely
unmanaged) that requires 3...
What type of hash does WordPress use?
...e stored and represented in different ways, for example as a hex string, a Base64 string, or raw data in a file. You commonly see MD5 values represented in hex, however WordPress uses Base64 instead. Your hex value would be sZRqySSS0jR8YjW00mERhA== in Base64, which uses 25% less characters than hex ...
How to get .pem file from .key and .crt files?
...egins with -----BEGIN and you can read it in a text editor:
The file uses base64, which is readable in ASCII, not binary format. The certificate is already in PEM format. Just change the extension to .pem.
If the file is in binary:
For the server.crt, you would use
openssl x509 -inform DER -outf...
Win10正式版官方原版ISO镜像下载大全（64位&32位） - 软件下载 - 清泛网 - ...
Win10正式版官方原版ISO镜像下载大全（64位&32位）Win10 官方原版 正式版【64位简体中文家庭 专业版】 文件名：cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积：4.01GB SHA1：C71D49A6...【64位简体中文家庭/专业版】
文件名：cn_wi...