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linux 文件管理命令之dirname \ find \ finds \ in \ indir详解_linux...
这篇文章主要介绍了linux文件管理命令之dirname\find\finds\in\indir详解,本文给大家介绍的非常详细,对大家的学习或工作具有一定的参考借鉴价值,需要的朋友可以参考下− 目录 dirname:显示文件除名字外的路径 案例练习 find:查找目录或者文件 案例练习 findfs:通过列表或用户 ID 查找文件系统 案例练习 ln:链接文件或...
www.jb51.net/jiaoben/291663z...htm 2024-6-3
数据库加密字段进行模糊查询详解_数据库其它_脚本之家
finds = [] for (record : records) { phone = decrypt(record.phone) if (phone.hasPrefix(prefix)) { finds.push(record) } } return finds } 如果数据量很小,那么这种做法也许还能够接受。但是只要数据量上去,那么效率就会很低,而且还需要通过网络IO把整个表的数据传输到服务器端。 数据库端解密 上面的...
www.jb51.net/article/261693.htm 2024-5-29
浅析Linux常用文件管理命令_linux shell_脚本之家
二、文件通配符 通配符是用来模糊搜索文件的。当查找文件夹时,可以使用它来代替一个或多个真正字符;当不知道真正字符或者懒得输入完整名字时,常常使用通配符代替一个或多个真正的字符。 * 匹配零个或多个字符 ? 匹配任何单个字符 ~ 当前用户家目录 ~pipixia 用户pipixia家目录 ~+ 当前工作目录 ~- 前一个工作目录...
www.jb51.net/article/1596...htm 2024-6-3
Android中的人脸检测的示例代码(静态和动态)_Android_脚本之家
B,int android.media.FaceDetector .findFaces(Bitmap bitmap, Face [] faces):Finds all the faces found in a given Bitmap . The supplied array is populated with FaceDetector.Face s for each face found. The bitmap must be in 565 format (for now). ...
www.jb51.net/article/1325...htm 2024-6-2
基于Python实现文件分类器的示例代码_python_脚本之家
# The glob module finds all the pathnames matching a specified pattern according to the rules used by the Unix shell, # although results are returned in arbitrary order. No tilde expansion is done, but *, ?, and character ranges expressed ...
www.jb51.net/article/2797...htm 2024-6-2
Regular Expressions
finds any character except a line break. The meaning of "line break" can vary from implementation to implementation, too. Check your documentation. For this document, however, I'll assume that . finds any character. In either case, there is usually a flag to adjust this behaviour, which is...
www.jb51.net/tools/zhengze/re...html 2024-5-26
SDO Relational Data Access Service Functions
The Relational DAS throws exceptions in the event that it finds errors in the metadata or errors when executing SQL statements against the database. For brevity the examples below all omit the use of try/catch blocks around the calls to the Relational DAS. ...
www.jb51.net/shouce/php5/zh/ref.sdo... 2024-5-20