#egrep

linux命令:egrep

egrep功能说明:在文件内查找指定的字符串。egrep执行效果如grep -E,使用的语法及参数可参照grep指令,与grep不同点在于解读字符串的方法,egrep是用extended regular expression语法来解读,而grep则用basic regular&n...
开发笔记 ·2023-03-16

利用UIImageJPEGRepresentation与UIGraphicsBeginImageContext进行图片压缩的简单比较

NSData*imageData= UIImageJPEGRepresentation(self.uploadImage,0.75);//图片按0.75的质量压缩-》转换为NSDataNSString*file_name=[TimeUtil getDateStringWithFormat:@"yyy...

centos6.9安装xampp后报错:egrep: error while loading shared libraries: libc.so.6: cannot open shared object file: No such file or directory

1、centos6.9安装xampp(xampp-linux-x64-7.0.21-0-installer.run)后启动的时候,报错:egrep:errorwhileloadingsharedlibraries:libc.so.6:cannotopensharedobjectfile:Nosuchfileordire...