大约有 47,000 项符合查询结果(耗时:0.0402秒) [XML]

https://stackoverflow.com/ques... 

Read url to string in few lines of java code

... Now that some time has passed since the original answer was accepted, there's a better approach: String out = new Scanner(new URL("http://www.google.com").openStream(), "UTF-8").useDelimiter("\\A").next(); If you want a s...
https://stackoverflow.com/ques... 

MySQL: Transactions vs Locking Tables

...posit all the service fees charged on the transaction. Given (as everyone knows these days) that banks are extraordinarily stupid, let's say their system works like this: $balance = "GET BALANCE FROM your ACCOUNT"; if ($balance < $amount_being_paid) { charge_huge_overdraft_fees(); } $balance...
https://stackoverflow.com/ques... 

How to check if variable is string with python 2 and 3 compatibility

... in Python 2 in the most generic manner, isinstance(s, basestring) will now also work for Python 3+. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

“Conversion to Dalvik format failed with error 1” on external JAR

...erly build it. In other ways this may be occurred if you accidentally or knowingly edit/ add any thing in the class path file manually .In certain cases we may add android.jar path manually to classpath file for generating java doc.On removing the that after javadoc generated code will works fine.P...
https://stackoverflow.com/ques... 

How can I make a div not larger than its contents?

... It does not work on chrome for me with span, but works using white-space: nowrap; – albanx Jul 7 '12 at 20:07 58 ...
https://stackoverflow.com/ques... 

What does “pending” mean for request in Chrome Developer Window?

...solution I found: player[0].setAttribute('src','video.webm?dummy=' + Date.now()); You just add a dummy query string to the end of each url. This forces Chrome to download the file again. Another example with popcorn player (using jquery) : url = $(this).find('.url_song').attr('url'); pop = Popc...
https://stackoverflow.com/ques... 

Is there any way to specify a suggested filename when using data: URI?

... It does now but it wasn't always so easy. Many of these answers are from years ago. And they also work for other browsers. – Holf Oct 26 '13 at 10:09 ...
https://stackoverflow.com/ques... 

How can I do width = 100% - 100px in CSS?

... Modern browsers now support the: width: calc(100% - 100px); To see the list of supported browser versions checkout: Can I use calc() as CSS unit value? There is a jQuery fallback: css width: calc(100% -100px); alternative using jquery ...
https://stackoverflow.com/ques... 

How to calculate the CPU usage of a process by PID in Linux from C?

...oc/stat. Then sleep for a second or so, and read them all again. You can now calculate the CPU usage of the process over the sampling time, with: user_util = 100 * (utime_after - utime_before) / (time_total_after - time_total_before); sys_util = 100 * (stime_after - stime_before) / (time_total_af...
https://stackoverflow.com/ques... 

How does a Breadth-First Search work when looking for Shortest Path?

... @Shashank If we are not maintaining distance then how would we know the shortest distance,please explain more. – Gaurav Sehgal Apr 12 '15 at 19:17 12 ...