原创 kettle替換jar包中的class文件
jar -vxf kettle-core-5.0.1-stable.jar 解壓縮文件，將要替換的文件替換下。 jar uf kettle-core
2020-06-21 23:47:36
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原创 Call https service
import java.io.ByteArrayOutputStream; import java.io.DataOutputStream; imp
2020-06-21 22:47:35
原创 windows xp 網絡共享
To enable local Guest account using Domain Group Policy, please refer to the following steps. 1. In Group Policy Mana
2020-06-21 22:04:28
原创 How to Setup and Secure Linux SSH Logins to use Private PEM Keys
SSH logins are susceptible to brute force attacks. A thousand things can go wrong which could give someone unauthori
2020-06-21 22:04:25
原创 crontab 的使用及注意事項
1.crontab的基本用法 Usage: crontab [-u user] [-e|-l|-r] Crontab 的格式說明如下: * 逗號(‘,’) 指定列表值。如: “1,3,4,7,8″ * 中橫線(‘-’) 指定範圍值 如
2020-06-21 22:04:24
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原创 excel encypt
In the previous tutorials we saw how to read and write Excel files using the Apache POI library. In this tutorial we
2020-06-21 22:04:22
原创 show bash version
bash-4.1$ bash --version bash --version GNU bash, version 4.1.2(1)-release
2020-06-10 10:28:49
原创 Oracle Database 軟件及補丁下載地址
使用迅雷新建任務下載地址填寫 ftp://updates.oracle.com/<patch_num>/p<patch_num>_<version>_<os>.zip 就可以下載到你想要的補丁了。 9.2.0.4 = 3095277
2020-02-20 13:28:18
原创 oracle 9i/10g/11g安裝包和PATCH下載地址彙總
把下面的地址複製到訊雷裏就可以下載,更新了11g安裝包及10.2.0.5的補丁包 ---------------------------------
2020-02-20 13:28:18
原创 遍歷指定文件夾中的Excel
Public Sub deleteRows() Dim strPath As String strPath = "C:\backup
2020-02-20 13:28:17
原创 How can I change a file's encoding with vim?
I'm used to using vim to modify a file's line endings: $ file file file: ASCII text, with CRLF line terminators $ vim
2020-02-20 13:28:17
原创 select a specific column from a ref cursor
From stackoverflow Table and sample data (COLUMN1 has the numbers 1 - 10): create table table1(column1 number, column2
2020-02-20 13:28:17
原创 ETL 工具簡介
這些年，幾乎都與ETL打交道，接觸過多種ETL工具。現將這些工具做個整理，與大家分享。 一 ETL工具 【國外】 1. datastage 點評：最
2020-02-20 13:28:17
原创 查詢表被其他表索引
select table_name, constraint_name, status, owner from all_constraints where r_owner = :r_owner and constraint_type = '
2020-02-20 13:28:17
原创 Describing a ref cursor using the DBMS_SQL API
The following example illustrates how to describe the columns and values of a reference cursor, created from a dynami
2020-02-20 13:28:17