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Rollback a Git merge
...
git revert -m 1 88113a64a21bf8a51409ee2a1321442fd08db705
But may have unexpected side-effects. See --mainline parent-number option in git-scm.com/docs/git-revert
Perhaps a brute but effective way would be to check out the left parent of that commit, make a cop...
What is the correct syntax for 'else if'?
...a):
if a == '1':
print('1a')
elif a == '2':
print('2a')
else:
print('3a')
function(input('input:'))
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How to properly URL encode a string in PHP?
... // Add your custom encoding
$entities = ['%21', '%2A', '%27', '%28', '%29', '%3B', '%3A', '%40', '%26', '%3D', '%2B', '%24', '%2C', '%2F', '%3F', '%25', '%23', '%5B', '%5D'];
$replacements = ['!', '*', "'", "(", ")", ";", ":", "@", "&", "=", "+", "$", ","...
Efficiently replace all accented characters in a string?
...'H', 'letters':/[\u0048\u24BD\uFF28\u0124\u1E22\u1E26\u021E\u1E24\u1E28\u1E2A\u0126\u2C67\u2C75\uA78D]/g},
{'base':'I', 'letters':/[\u0049\u24BE\uFF29\u00CC\u00CD\u00CE\u0128\u012A\u012C\u0130\u00CF\u1E2E\u1EC8\u01CF\u0208\u020A\u1ECA\u012E\u1E2C\u0197]/g},
{'base':'J', 'letters':/[\u004A\u2...
WSAAsyncSelect模型 - C/C++ - 清泛网 - 专注C/C++及内核技术
... IEvent //指定哪些通知码需要发送
//FD_READ可以读套接字
//FD_WRITE 可以写套接字
//FD_ACCEPT 监听套接字有连接接入
//FD_CONNET 如果套接字连接对方主机，...
Redirect stdout to a file in Python?
...tors level e.g.:
import os
from contextlib import redirect_stdout
stdout_fd = sys.stdout.fileno()
with open('output.txt', 'w') as f, redirect_stdout(f):
print('redirected to a file')
os.write(stdout_fd, b'not redirected')
os.system('echo this also is not redirected')
b'not redirected...
What should a Multipart HTTP request with multiple files look like? [duplicate]
...ttp://aram/~martind/banner.htm
Content-Type: multipart/form-data; boundary=2a8ae6ad-f4ad-4d9a-a92c-6d217011fe0f
Content-Length: 514
--2a8ae6ad-f4ad-4d9a-a92c-6d217011fe0f
Content-Disposition: form-data; name="datafile1"; filename="r.gif"
Content-Type: image/gif
GIF87a.............,...........D..;
...
Open and write data to text file using Bash?
... same time should also be mentioned.
#!/bin/bash
# Open file descriptor (fd) 3 for read/write on a text file.
exec 3<> poem.txt
# Let's print some text to fd 3
echo "Roses are red" >&3
echo "Violets are blue" >&3
echo "Poems are cute" >&3
echo "And s...
How to use regex with find command?
...images named with generated uuid1 string. For example 81397018-b84a-11e0-9d2a-001b77dc0bed.jpg. I want to find out all these images using "find" command:
...
How to send a simple string between two programs using pipes?
...nclude <sys/types.h>
#include <unistd.h>
int main()
{
int fd;
char * myfifo = "/tmp/myfifo";
/* create the FIFO (named pipe) */
mkfifo(myfifo, 0666);
/* write "Hi" to the FIFO */
fd = open(myfifo, O_WRONLY);
write(fd, "Hi", sizeof("Hi"));
close(fd);
...