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How do I handle the window close event in Tkinter?
...mple. You just show a messagebox in your WM_DELETE_WINDOW and set the flag based on the user's answer.
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What are metaclasses in Python?
...tributes of the class-to-be. The metaclass is determined by looking at the baseclasses of the class-to-be (metaclasses are inherited), at the __metaclass__ attribute of the class-to-be (if any) or the __metaclass__ global variable. The metaclass is then called with the name, bases and attributes of ...
How to add color to Github's README.md file
...the .svg file, the text is not selectable when the SVG image is embedded.
Demo: https://gist.github.com/CyberShadow/95621a949b07db295000
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Moving decimal places over in a double
...ass, we were asked in general what numbers can be exactly represented in a base.
For base=p1^n1*p2^n2... you can represent any N where N=n*p1^m1*p2^m2.
Let base=14=2^1*7^1... you can represent 1/7 1/14 1/28 1/49 but not 1/3
I know about financial software -- I converted Ticketmaster's financial r...
What are the differences between virtual memory and physical memory?
...icted! (Various factors govern which frame is to be evicted. It may be LRU based, where the frame which was least recently accessed for a process is to be evicted. It may be first-come-first-evicted basis, where the frame which allocated longest time ago, is evicted, etc.) So some frame is evicted. ...
How to prettyprint a JSON file?
...e -l json
See the link above for pygmentize installation instruction.
A demo of this is in the image below:
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How to set the part of the text view is clickable
...ressed
android:textColorLink="#0f0"
android:textSize="20sp" />
DEMO
Reference
Solution for clear the link highlight selection follow https://stackoverflow.com/a/19445108/5381331
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How to document Ruby code?
... is easy to read the code comments, and it allows you to easily create web-based documentation for your project.
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How to reload a page using JavaScript
...ing the same document.
So use it like window.location.reload();.
Online demo on jsfiddle
To ask your browser to retrieve the page directly from the server not from the cache, you can pass a true parameter to location.reload(). This method is compatible with all major browsers, including IE, Chro...
对外网用户的squid代理+认证 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...cgi-bin ?
acl QUERY urlpath_regex cgi-bin \?
cache deny QUERY
cache_mem 64 MB
cache_dir ufs /usr/local/squid/cache 7000 16 256
access_log /dev/null
cache_log /dev/null
cache_store_log none
refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern . 0 20% 43...