大约有 47,000 项符合查询结果（耗时：0.0657秒） [XML]
Why does InetAddress.isReachable return false, when I can ping the IP address?
Why does isReachable return false ? I can ping the IP.
10 Answers
10
...
海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
海量数据相似度计算之simhash和海明距离通过采集系统我们采集了大量文本数据，但是文本中有很多重复数据影响我们对于结果的分析。分析前我们需要对这些数据去除重复，如何选择和设 通过 采集系统 我们采集了大量文本数...
How to find my Subversion server version number?
I want to know if my server is running Subversion 1.5.
18 Answers
18
...
Configure IIS Express for external access to VS2010 project
I am developing a project in VS2010 and am able to view my site locally via IIS Express. I would like to enable external access over the network.
...
How to search for a string in cell array in MATLAB?
Let's say I have the cell array
8 Answers
8
...
What does “Content-type: application/json; charset=utf-8” really mean?
When I make a POST request with a JSON body to my REST service I include Content-type: application/json; charset=utf-8 in the message header. Without this header, I get an error from the service. I can also successfully use Content-type: application/json without the ;charset=utf-8 portion.
...
What is a good Java library to zip/unzip files? [closed]
I looked at the default Zip library that comes with the JDK and the Apache compression libs and I am unhappy with them for 3 reasons:
...
Replacing instances of a character in a string
This simple code that simply tries to replace semicolons (at i-specified postions) by colons does not work:
13 Answers
...
How do I remove newlines from a text file?
I have the following data, and I need to put it all into one line.
19 Answers
19
...
Do AJAX requests retain PHP Session info?
If I had a user logged onto my site, having his id stored in $_SESSION , and from his browser he clicked a 'Save' button which would make an AJAX request to the server. Will his $_SESSION and cookies be retained in this request, and can I safely rely on the id being present in the $_SESSION ?
...