To use PuTTYgen to convert a key into .ppk format

To use PuTTYgen to convert a key into .ppk format, complete the following steps:

1. Open PuTTYgen, go to Conversions, and then click Import key. PuTTYgen will display a window to load your key.
2. Browse to your SSH private key, select the file, and then click Open. Your SSH private key may be in the Users\[user_name]\.ssh directory.
3. Enter the passphrase associated with the private key, and then click OK. Note the key fingerprint confirms the number of bits is 4096.
4. Go to File, and then click Save private key to save the key in .ppk format.

You can now use the .ppk file as your key when you use WinSCP.

(轉) Python Docstrings

Python Docstrings

(Multiple line comments, pro tips)

def my_function():     """Demonstrate docstrings and does nothing really."""         return None    print "Using __doc__:" print my_function.__doc__    print "Using help:" help(my_function)

Output:

Using __doc__:
Demonstrate docstrings and does nothing really.
Using help:
Help on function my_function in module __main__:

my_function()
    Demonstrate docstrings and does nothing really.

[轉貼] VCC,VDD,VEE,VSS很頭痛吧？這裡秒懂！

VCC,VDD,VEE,VSS很頭痛吧？這裡秒懂！

VCC：C=circuit表示電路的意思,即接入電路的電壓;

VDD：D=device表示器件的意思,即器件內部的工作電壓;

VSS：S=series表示公共連接的意思，通常指電路公共接地端電壓。