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Obtaining a powerset of a set in Java
...uestion is what you plan to do with the Set next. If you're just going to call size() on it, that's O(1), but if you're going to iterate it that's obviously O(2^n).
contains() would be O(n), etc.
Do you really need this?
EDIT:
This code is now available in Guava, exposed through the method Sets...
How to reset or change the MySQL root password?
...er = 'root'; - Look at the top to determine whether the password column is called
password or authentication_string
UPDATE mysql.user set *password_field from above* = PASSWORD('your_new_password') where user = 'root' and host = 'localhost'; - Use the proper password column from above
FLUSH PRIVILEG...
Redirect website after certain amount of time
...s it's the only viable option (for example, if you're unable to do server-side generation of HTTP redirect headers and/or you need to support non-JavaScript clients etc).
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思维导图软件 XMind 与 FreeMind 的对比 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...本身。即，.mm是纯文本的xml，包括 FreeMind 的图标也是以ID数字标示。
XMind：支持上述链接方式，也支持（默认）把该文档及图片引入XMind文件作为附件，形成完整的资料包。 .xmind 格式与OOo文档一样，实质是 xml＋素材 的zip包。...
Uninstall / remove a Homebrew package including all its dependencies
...
EDIT:
It looks like the issue is now solved using an external command called brew rmdeps or brew rmtree.
To install and use, issue the following commands:
$ brew tap beeftornado/rmtree
$ brew rmtree <package>
See the above link for more information and discussion.
Original answer:
...
Command line progress bar in Java
... application that runs for minutes between "ticks" (minutes between step() calls)? Does your library run asynchronously, thus allowing the clock to update? What if my library runs for days? Does it use the /r strategy? Will that result in multi-hundred-megabyte output?
– Groost...
How to Copy Text to Clip Board in Android?
...rstand what mean with "context". Can you add an example of how to properly call that method? Thanks.
– E_Blue
Nov 13 '16 at 20:51
1
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Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
...nd passenger/nginx. I'm trying to get it to respond to both http and https calls. The problem is, when both are defined in the server block https calls are responded to normally but http yields a 400 "The plain HTTP request was sent to HTTPS port" error. This is for a static page so I'm guessing Sin...
How do I clear the std::queue efficiently?
I am using std::queue for implementing JobQueue class. ( Basically this class process each job in FIFO manner).
In one scenario, I want to clear the queue in one shot( delete all jobs from the queue).
I don't see any clear method available in std::queue class.
...
Solutions for distributing HTML5 applications as desktop applications? [closed]
...rite native apps in HTML and JavaScript with node-webkit. It also lets you call Node.js modules directly from the DOM and enables a new way of writing native applications with all Web technologies.
Intel is behind this (?). I've been told it's very rough around the edges.
Brackets Shell, the sandb...