Modify file names in batches in linux and change file names in linux
Author: iamlaosong
A batch of files are as follows:
03003_anhui_20141206.dat 03005_anhui_20141208.dat 03014_anhui_20141210.dat03003_anhui_20141207.dat 03005_anhui_20141209.dat 03014_anhui_20141211.dat03003_anhui_20141208.dat 03005_anhui_20141210.dat 03015_anhui_20141206.dat03003_anhui_20141209.dat 03005_anhui_20141211.dat 03015_anhui_20141
Linuxshell names all the files in the folder as the file names of all the files in the Other folder-Linux general technology-Linux programming and kernel information. for details, see the following. Count = 0
I = 0
For path in $1 /*;
Do
FileName = $ (basename $ path)
Fname =$ {fileName % .*}
FExtension =$ {fileName #*.}
Array_fileName [count] =$ {fileName}
Let count ++
Done
For path in
The configuration of two-level domain name and multi-domain Site directory structure is the default path of storing source code under the installation directory of Nginx html├──bbs└──wwwhtml. BBS for Forum program source code path WWW for home page program source code path put the corresponding program into the above path through http://www.youdomain.com access is the home page http://bbs.yourdomain.com Access to the Forum Other level two domain name analogy. server {Listen 80; Ser
Php source code used to replace javascript variable names and function names. Which of the following code can I recommend? I want to replace the variable name and function name with the traversal method to confuse and protect the source code, I don't know which one can recommend an open-source program using php ------ solution ------------------ why is there no one? the php source code used to replace the j
==_debug_trace_cmh_//print file name, line number
#define TRACE_CMH (FMT,...) \
printf ("%s (%d):" # #fmt, __file__, __line__, # #__VA_ARGS__)
#elif 3==_debug_trace_cmh_//print file name, line number, function name
#define TRACE_CMH (FMT,...) \
printf ("%s (%d)-
#else
#define TRACE_CMH
#endif//_trace_cmh_debug_
/*******************************************************/
These are some of the macros used in this code:1) __va_args__ is a variable parameter macro, this macro is new
A detailed explanation of the Double quotation marks required for table names and Field Names during oracle SQL statement Query
As a beginner in oracle, I believe everyone will encounter this problem,
It is clear that navicat created a table visually, but it cannot be found! Why?
Select * from user;
However, if we add double quotation marks to the user, it will be different!
Select * from "user ";
However,
Cool Disk PC Edition due to the Windows operating system naming restrictions on files and folders.
The following characters cannot appear in file and folder names: (within quotation marks)
‘/’‘?’‘ * ': '
The following characters cannot be named as file or folder names: (within quotation marks)
"Con", "aux", "nul", "PRN", "Com0", "com1", "COM2", "COM3", "COM4", "COM5", "Com6", "Com7", "COM8", "com9", "l
Http://hi.baidu.com/pannijingling/blog/item/28920202733bb7fe09fa936f.html (Java) gets all the file names of a specified type under a folder. and return the available names as appropriate
Check if the specified directory on the disk already has a file with the same name (this code is checking for a. jpg file type), there are three scenarios:* 1: Does not exist, returns the name of the querysuch as: Enter ABC
c.table_name = table to queryQuery the column name of the FOREIGN KEY constraint:SELECT * from User_cons_columns cl where cl.constraint_name = FOREIGN key NameQuery the column name of the key referencing the table:SELECT * from User_cons_columns cl where cl.constraint_name = foreign key reference table key name5. Querying all columns of the table and their propertiesSelect t.*,c.comments from User_tab_columns t,user_col_comments c where t.table_name = C.table_name and T.column_name = c. column_
Tags: show rate bind DataSet field View grid field name database tableThe original Published time: 2008-10-27--from my Baidu article [imported by moving tools]Make sure that the autogeneratecolumns of the GridView is set to false; Use the GridView Edit column to add a bound field: "BoundField", Add the name of the column of the table in the database that you want to bind to in the data in the Bindfield property of the bound field, and then use your code, or enter the name you want to display in
Tags: on as SQL type Oracle table text class ROMQuery all columns and their properties for a table:Select From User_tab_columns t,user_col_comments Cwhere t.table_name = c.table_name and T.column_name = c.column_name and t.table_name = women;To find the primary key for a table:Find the foreign key of the table (including the name, the table name of the reference table, and the corresponding key name, which are divided into multi-step queries):SELECT * from user_constraints c where c.constrain
User_cons_columns cl where cl.constraint_name = FOREIGN key NameQuery the column name of the key referencing the table:SELECT * from User_cons_columns cl where cl.constraint_name = foreign key reference table key name5. Querying all columns of the table and their propertiesSelect t.*,c.comments from User_tab_columns t,user_col_comments c where t.table_name = C.table_name and T.column_name = c. column_name and t.table_name = table to query6. Table name and number of rows per user table in Oracle
Summary of PHP methods for obtaining domain names, and summary of php methods for obtaining domain names
This example summarizes the PHP method for obtaining domain names. Share it with you for your reference. The specific implementation method is as follows:
Method 1 (using system variables)Copy codeThe Code is as follows: // disadvantage: Do not use the passed
: ATTR_DRIVER_NAME); echo $ driver; // such as mysql
However, I think the more constructive question is: "How to avoid using Reserved Words", because it should not facilitate the existence of illegal identifiers:
First, it has nothing to do with technology: in some cases, "reserved words are used" will become the phone handle, right? I have seen a lot of such situations. Since we all know that we should not use reserved words, why?
DBAs or other users who are used to using command lines and w
very troublesome. Because the database name is also written into the control file and the control file is stored in binary format, you cannot modify the control file content. Assume that you have modified the database name in the parameter file, that is, the value of DB_NAME. But at Oracle startup, because DB_NAME In the parameter file is inconsistent with the database name in the control file, causing database startup failure, a ORA-01103 error is returned.
Database Name
The database name must
1. Get allDatabase Name:(1) Select name from Master. DBO. sysdatabases order by name2. Get all table names:(1) Select name from sysobjects where xtype = 'U' order by nameXtype = 'U': indicates all user tables;Xtype = 's': indicates all system tables;
(2) Select name from sysobjects where type = 'U' and sysstat = '83'
Note: Generally, only type = 'U' is required, but sometimes the system tables are mixed in (I don't know why). After adding the followin
In java, the relationship between file names and class names has the following constraints:
The file name saved in Java must be consistent with the class name.
If there is only one class in the file, the file name must be consistent with the class name
A Java file can contain only one public object file containing more than one class,
The file name must be consistent with the public class name. If
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