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Extract digits from a string in Java
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Using Google Guava:
CharMatcher.inRange('0','9').retainFrom("123-456-789")
UPDATE:
Using Precomputed CharMatcher can further improve performance
CharMatcher ASCII_DIGITS=CharMatcher.inRange('0','9').precomputed();
ASCII_DIGI...
What is the best open-source java charting library? (other than jfreechart) [closed]
... enables developers to programmatically create the charts available in the Google Chart API through a straightforward and intuitive Java API.
Disclaimer: I wrote charts4j. We will be doing another major release in the next few weeks.
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那些我印象深刻的建议和教诲 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...之间可能连窗户纸都没有，只看个人如何面对了。
多用Google吧
我工作的第一天，项目经理把我叫去说：给你们讲讲JUnit, SVN，Ant, JBuilder的用法，明天开始用。这四样东西我以前都没有接触过，第一反应就是在QQ上跟同学抱怨这...
How do I hide javascript code in a webpage?
...amically include the .js file by programmatically adding script tags (like Google Analytics does). This will make it even more difficult to get to the source code from the View Source command as there will be no easy link to click on there.
Put as much interesting logic that you want to protect on ...
Command-line Tool to find Java Heap Size and Memory Used (Linux)?
... Yet, it is a very helpful answer for me coming to this page via google search on how to find the global heap size.
– Johan
Jan 25 '18 at 13:53
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Build an iOS app without owning a mac? [closed]
...n Advanced -> CPU Setup. If you can't find any of these options, search Google for enable virtualization (the kind of computer you have). Don't change anything in the BIOS just like that at random because otherwise it could cause problems on your computer. When you've enabled virtualization, save...
What do the different readystates in XMLHttpRequest mean, and how can I use them?
...ence sites out there for all your JavaScript/HTML/CSS needs. When doing a google search, prepend your query with "mdn" and you'll save yourself some headaches.
– DondeEstaMiCulo
Feb 26 '14 at 22:15
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Replace Fragment inside a ViewPager
...2012, repacing fragments in a ViewPager seems to have become a lot easier. Google released Android 4.2 with support for nested fragments, and it's also supported in the new Android Support Library v11 so this will work all the way back to 1.6
It's very similiar to the normal way of replacing a frag...
AngularJS ng-if with multiple conditions
...HTML5 was not written with Angular in mind. Instead the brilliant guys at google wrote Angular to instead - take advantage of the spec and thus writing an Angular Expression with "&" is very normal. Sure, I prefer to not put business rules in the View, just like when I do Razor View pages in...
How does Go compile so quickly?
I've Googled and poked around the Go website, but I can't seem to find an explanation for Go's extraordinary build times. Are they products of the language features (or lack thereof), a highly optimized compiler, or something else? I'm not trying to promote Go; I'm just curious.
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