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How to have favicon / icon set when bookmarklet dragged to toolbar?
...:100%;height:50%">
setTimeout(()=>{ &%2313
alert('hello world'); /*Use this format for comments, use %2523 instead of hash (number sign)*/ &%2313
window.history.back(); &%2313
},200);
</textarea></div>
</div>
<script type...
Reverse a string in Python
...
How about:
>>> 'hello world'[::-1]
'dlrow olleh'
This is extended slice syntax. It works by doing [begin:end:step] - by leaving begin and end off and specifying a step of -1, it reverses a string.
...
How exactly does __attribute__((constructor)) work?
... SECTION( S ) __attribute__ ((section ( S )))
void test(void) {
printf("Hello\n");
}
void (*funcptr)(void) SECTION(".ctors") =test;
void (*funcptr2)(void) SECTION(".ctors") =test;
void (*funcptr3)(void) SECTION(".dtors") =test;
One can also add the function pointers to a completely different se...
Should I use tag for icons instead of ? [closed]
...ter <!doctype html> <html lang="en"> <head> <title>Hello</title> </head> <body> <icon></icon> </body> </html> and you get a single error, saying Error: Element icon not allowed as child of element body in this context.
...
Why is C so fast, and why aren't other languages as fast or faster? [closed]
...plication programming. If one finds it hard to make projects bigger than a hello world, then the problem is with the programmer, not with the language...
– user529758
May 19 '13 at 16:15
...
docker mounting volumes on host
..., create Dockerfile as:
FROM ubuntu:14.04
RUN mkdir /myvol
RUN echo "hello world" > /myvol/greeting
VOLUME /myvol
build the image:
$ docker build -t testing_volume .
Run the container, say container1:
$ docker run -it <image-id of above image> bash
Now run another container ...
How Python web frameworks, WSGI and CGI fit together
...','text/plain')]
start_response(status, response_headers)
return ['Hello world!\n']
That is a complete (if limited) WSGI application. A web server with WSGI support (such as Apache with mod_wsgi) can invoke this function whenever a request arrives.
The reason this is so great is that we c...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...ome part of the value.
See also:
Our servlets wiki page - Contains some hello world examples
How to call servlet class from HTML form
doGet and doPost in Servlets
How do I pass current item to Java method by clicking a hyperlink or button in JSP page?
Other cases of HTTP Status 404 error:
HTT...
Reference: Comparing PHP's print and echo
... times they are optional if the expression is a simple one, such as print "Hello, world!". With a more complex expression such as print (5 ** 2 + 6/2); // 28 the parentheses aid the evaluation of the expression. Unlike function names, print is syntactically a keyword, and semantically a "language c...
常用Linux命令详解（持续更新） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...@KEDACOM temp]# mkdir tool
[root@KEDACOM temp]# ls
tool
vi a.txt
Hello everyone!
:wq //在退出时，直接输入:wq会发现退不出去，退出方法是：编辑完成后按ESC，然后输入:q就是退出;还有:wq是保存后退出，加感叹号是表示强制
4. 复制文...