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Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
...***************************************************************/
int enc_unicode_to_utf8_one(unsigned long unic, unsigned char *pOutput,
int outSize)
{
assert(pOutput != NULL);
assert(outSize >= 6);
if ( unic <= 0x0000007F )
{
// * U-000000...
Assert a function/method was not called using Mock
...y to test my application, but I want to assert that some function was not called. Mock docs talk about methods like mock.assert_called_with and mock.assert_called_once_with , but I didn't find anything like mock.assert_not_called or something related to verify mock was NOT called .
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Generating an MD5 checksum of a file
...ing (and checking) MD5 checksums of a list of files in Python? (I have a small program I'm working on, and I'd like to confirm the checksums of the files).
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ThreadStatic v.s. ThreadLocal: is generic better than attribute?
...low is the simple demonstration:
public static ThreadLocal<int> _threadlocal =
new ThreadLocal<int>(() =>
{
return Thread.CurrentThread.ManagedThreadId;
});
public static void Main()
{
new Thread(() =>
{
...
Detect if stdin is a terminal or pipe?
...
Summary
For many use cases the POSIX function isatty() is all what it is needed to detect if stdin is connected to a terminal. A minimal example:
#include <unistd.h>
#include <stdio.h>
int main(int argc, char **argv)
{
if (isatty(fileno(stdin)))
puts("stdin is co...
Fastest check if row exists in PostgreSQL
...f a single row from the batch exists in the table because then I know they all were inserted.
8 Answers
...
Explain Morris inorder tree traversal without using stacks or recursion
... / \
(Y) Z
/ \
C D
(Y) above refers to Y and all of its children, which are omitted for recursion issues. The important part is listed anyway.
Now that the tree has a link back to X, the traversal continues...
A
\
Y
/ \
(A) B
\
X
/ \
(Y)...
Alias with variable in bash [duplicate]
...or that, rather than alias, and then exported it, like this:
function tail_ls { ls -l "$1" | tail; }
export -f tail_ls
Note -f switch to export: it tells it that you are exporting a function. Put this in your .bashrc and you are good to go.
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Easy way to print Perl array? (with a little formatting)
...
Or, if you want to be really dirty: {local $,=', ';print @array}.
– musiKk
Apr 21 '11 at 7:57
10
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How to validate a url in Python? (Malformed or not)
...
Actually, I think this is the best way.
from django.core.validators import URLValidator
from django.core.exceptions import ValidationError
val = URLValidator(verify_exists=False)
try:
val('http://www.google.com')
except Val...