Xingning OU

摘要： How to install MySQL 5.5 in Centos 阅读全文

摘要： Convert IP address to integer and back 阅读全文

摘要： Use Java NIO to copy file 阅读全文

摘要： Convert dotted-quad IP address to long integer and back 阅读全文

摘要： Using built-in module to parse command line options. 阅读全文

摘要： A recipe for a high-quality hashCode method. 阅读全文

摘要： A recipe for a high-quality equals method. 阅读全文

摘要： The response time guidelines for web-based applications are the same as for all other applications. These guidelines have been the same for 37 years now, so they are also not likely to change with whatever implementation technology comes next.0.1 second: Limit for users feeling that they are directl 阅读全文

摘要： My ISO image name is openSUSE-11.3-DVD-x86_64.iso, first login Linux as root.Step # 1: Create a directory /mnt/iso# mkdir /mnt/iso# mount -o loop openSUSE-11.3-DVD-x86_64.iso /mnt/isoStep # 3: Extract fileNow I can easily copy file called file.txt from iso disk image to /tmp directory :# cd /mnt/iso 阅读全文

摘要： SLF4J supports an advanced feature called parameterized logging which can significantly boost logging performance for disabled logging statement.For some Logger logger, writing,logger.debug("Entry number: "+ i +" is "+String.valueOf(entry[i]));incurs the cost of constructing the 阅读全文