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Docker EXPOSE a port only to Host
...:27017
Also: Your host can also talk to each container normally over its IP. Use docker inspect $ID to get a json dump (beside other stuff) containing the network IP.
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...
scp or sftp copy multiple files with single command
...
Copy multiple files from remote to local:
$ scp your_username@remote.edu:/some/remote/directory/\{a,b,c\} ./
Copy multiple files from local to remote:
$ scp foo.txt bar.txt your_username@remotehost.edu:~
$ scp {foo,bar}.txt your_u...
iOS Remote Debugging
...ll nodejs
npm install -g weinre
weinre --boundHost -all-
Open http://{wifi-ip-address}:8080/ and copy the target script code
Paste the script tag into your page (or use the bookmarklet)
Click on the link to the debug client user interface (http://{wifi-ip-address}:8080/client/#anonymous)
When you ge...
An existing connection was forcibly closed by the remote host
...means that the remote side closed the connection (usually by sending a TCP/IP RST packet). If you're working with a third-party application, the likely causes are:
You are sending malformed data to the application (which could include sending an HTTPS request to an HTTP server)
The network link be...
FileNotFoundException while getting the InputStream object from HttpURLConnection
...equested the input stream first before sending the XML body. In the code snipped below, the line InputStream in = conn.getInputStream(); came immediately after ByteArrayOutputStream out = new ByteArrayOutputStream(); which is the incorrect order of things.
ByteArrayOutputStream out = new ByteArrayO...
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
...Intel处理器中采用小端法表示, 在此采用小端法表示. (低地址存低位)
* 2. 请保证 pOutput 缓冲区有最少有 6 字节的空间大小!
****************************************************************************/
int enc_unicode_to_utf8_one(unsigned long unic, u...
Pinging servers in Python
...ere is a module called pyping that can do this. It can be installed with pip
pip install pyping
It is pretty simple to use, however, when using this module, you need root access due to the fact that it is crafting raw packets under the hood.
import pyping
r = pyping.ping('google.com')
if r....
Bash variable scope
...
Because you're piping into the while loop, a sub-shell is created to run the while loop.
Now this child process has its own copy of the environment and can't pass any
variables back to its parent (as in any unix process).
Therefore you'll ...
Where can I get Google developer key
...the first option - JS should use the second) :
Key for server apps (with IP locking)
Key for browser apps (with referers)
In the new cloud console layout :
Select your project
Choose menu item "APIs & auth"
Choose menu item "Registered app"
Register an app of type "web application"
Choose...
Characters allowed in a URL
...d and pasted, but I'll do my best.
In first matched order:
host = IP-literal / IPv4address / reg-name
IP-literal = "[" ( IPv6address / IPvFuture ) "]"
IPvFuture = "v" 1*HEXDIG "." 1*( unreserved / sub-delims / ":" )
IPv6address = 6( h16 ":" ) ls32
/ ...