What do you want to save?
Add Code snippet
New code examples
-
C# 2021-11-11 09:07:10
system.objectdisposedexception: cannot access a disposed object. object name:
Srv_LoginChannelFactory.Close() is where it's being disposed. When you call close you are giving up whatever unmanaged resource you had. Attempting to do something other then inspecting its state or re-opening it results in the "Cannot access a dispo... Add solution -
C# 2021-11-08 16:08:17
C# datareadeer return null
// ****** Use MySqlDataReader instead of SqlReader if you are using MySQL ******* //You need to check for IsDBNull: //That's your only reliable way to detect and handle this situation. //I wrapped those things into extension methods and tend to return a ... Add solution -
SQL 2021-11-08 14:07:19
mongodb vs sql
''' MySQL is a relational database management system (RDBMS) from the Oracle Corporation. Like other relational systems, MySQL stores data in tables and uses structured query language (SQL) for database access. When MySQL developers need to access data... Add solution -
Other 2021-10-29 20:41:14
medium generate-tsql-stored-procedures
CREATE proc [dbo].[USP_QuerycreationSupport](@table_Name varchar(100))asbeginDECLARE @InserCols NVARCHAR(MAX)DECLARE @Inserparam NVARCHAR(MAX)DECLARE @Insertquery NVARCHAR(MAX)DECLARE @Selectquery NVARCHAR(MAX)DECLARE @Update NVARCHAR(MAX)DECLARE @DeleteQ... Add solution -
Other 2021-10-27 08:56:04
Access denied for user @'localhost' (using password: YES)
sudo /etc/init.d/mysql stop Now start up MySQL in safe mode, so you’ll skip the privileges table: sudo mysqld_safe --skip-grant-tables & // if you face issue,[mysqld_safe Directory '/var/run/mysqld' for UNIX socket file don't exists] run b... Add solution -
SQL 2021-10-24 18:44:12
comparison operators sql
(Between) operator same as ">= <=" For example: Select * From Employees Where salary Between 4000 AND 6000; (NOT) operator excluding given For example: Select last_name, job_id From Employees Where "Not" job_id = 'ABC'; (IN)... Add solution -
SQL 2021-10-22 04:18:06
search all sql tables for a value
DECLARE @SearchStr nvarchar(100) SET @SearchStr = '## YOUR STRING HERE ##' -- Copyright © 2002 Narayana Vyas Kondreddi. All rights reserved. -- Purpose: To search all columns of all tables for a given search string -- Written by: Narayana Vyas Ko... Add solution -
Other 2021-10-21 00:05:06
java.sql.sqlexception: no suitable driver found
This error occurs if JDBC is not able to find a suitable driver for the URL format passed to the getConnection() method e.g."jdbc:mysql://" in our case. In order to solve this error, you need the MySQL JDBC driver like "mysql-connector-jav... Add solution -
PHP 2021-10-19 17:14:09
pdo php search table
$search_keyword = ''; if(!empty($_POST['search']['keyword'])) { $search_keyword = $_POST['search']['keyword']; } $sql = 'SELECT * FROM posts WHERE post_title LIKE :keyword OR description LIKE :keyword OR post_at LIKE :keyword ORDER BY id DESC '; ... ... ... Add solution
Best helpers
Ranking is empty