How to Tune Delete SQL statement with subqueries for MySQL?
The following is an example shows a DELETE SQL statement with subquery. The SQL delete records from emp_subsidiary that should satisfy with three conditions shows in the following query. delete from...
View Article20 Essential Wordpress Plugins
Wordpress is one of my favourite CMS but the power of Wordpress lies in its plug-ins and so let's share few of the best Wordpress plug-ins which I am using myself All in One SEO Pack - Provides you...
View Article2TB simple data to tape dump
Hello Gurus, I want to take a dump of a file system daily on to tape having 2TB of simple data in a directory. It takes 15 hours daily via TAR command. I want to use dd command but it does NOT allow...
View ArticleHow to Tune SQL with LIKE '%ROGER%' SQL Statements for Oracle?
The LIKE is a logical operator that determines if a character string matches a specified pattern. A pattern may include regular characters and wildcard characters. The LIKE operator is used in the...
View ArticleHow to Tune SQL Statement with Multiple Union in Subquery for MySQL?
The following is an example shows a SQL statement with two union operator in a subquery. The SQL retrieve records from EMPLOYEE table that EMP_ID should satisfy with the union result set from two...
View ArticleHow to reduce loading time?
Hi, My website opens very slow. Can anyone tell me how to reduce loading time of my website?
View ArticleHow to improve my website Alexa rank
my website alexa rank day by day decreased. what i will do, to improve alexa rank
View ArticleHow to Tune SQL with SEMI JOIN by Hints INDEX_DESC Injection for Oracle?
Semi-join is introduced in Oracle 8.0. It provides an efficient method of performing a WHERE EXISTS or WHERE IN sub-queries. A semi-join returns one copy of each row in first table for which at least...
View ArticleHow to become an Ethical Hacker?
Hi! The career of an Ethical Hacker really appeals to me, since I like to work with computers but I'de like something challenging. l've looked over the Internet and found that Abertay university in...
View ArticleGetting Wordpress Blog Authors in Combobox
Introduction I expected wordpress to have some built in support for listing all authors of the blog in a select box but that is not the case yet in Wordpress 2.9.2. I was certain that I can get this...
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How to Tune SQL Statement with IN List Bind Variables for MySQL?
The following is an example shows a SQL statement with a variable on the IN List operator. The SQL retrieve records from EMPLOYEE table that (EMP_ID,@1) should match any value in a set of values on the...
View ArticleHow to remove bad back links from my site?
How to find and remove bad links from my site?
View ArticleHow to Tune SQL with Exists Operator in Certain Environment for Oracle?
Here is an example SQL that retrieves data from EMPLOYEE table with “emp_id < 710000” and employee’s department code exists in DEPARTMENT table. select * from employee where emp_id < 710000 and...
View ArticleHow to Open WordPress Menu Item
If you want the WordPress menu open in New Tab, then you are in the right place. You can manage your menus in WordPress easily. By default WordPress menu works in the same that, but you can change it...
View ArticleHow to Tune SQL Statement with Driving Path Control for MySQL?
The following is an example shows a SQL statement with two potential table join paths. “Employee to Department” and “Department to Employee” are potential driving paths which will be decided by MySQL...
View ArticleWhat is Sitemap?
Hi, Can anyone tell me what is sitemap and how it is installed in wordpress website?
View ArticleHelp cracking license
Dear all hope you are well. I am a student in Europe for electrical engineering. I have a software which simulates power electronics circuits, that the license was provided to me by the university....
View Articlehow can I remove punctuation from a string in python
For Example s = "AAA? BBB. CCC!" So, I do: import string table = str.maketrans('', '', string.punctuation) s = [w.translate(table) for w in s] And it's all right. My new sentence will be: s = "AAA BBB...
View ArticleHow to Tune SQL with IN Subquery in Certain Environment for Oracle ?
Here is an example SQL that retrieves data from EMPLOYEE table with employee’s ID code in EMP_SUBSIDIARY table. select * from employee a where a.emp_id in (select b.emp_id from emp_subsidiary b) Here...
View ArticleWay to increase eCommerce site sells?
Hello friends, please suggest how to increase conversion rate of eCommerce site fast.
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