SharpDeveloper
If you read Creating SqlParameters Best Practices you will find the fun you have if you have null values:
SqlParameter[] sqlParams = new SqlParameter[] { new SqlParameter("@Required", required), questionCode == null ? new SqlParameter("@Code", DBNull.Value) : new SqlParameter("@Code", questionCode) };
Here is a nice helper function to deal with nulls without having to manually [...]
Have you ever tried to do a recursive linux search for a text string inside a particular file? For example
grep -r “mail” *.php
and then it fails because the current folder doesn’t have any php files in it?
This below line will search all files for the text moo
find . [...]
Here is a cool way to delete files according to some complex rules without knowing complicated bash commands.
First, create a file as follows that contains your deletion rules.
+ public_html/
+ public_html/*
– access-logs
– etc/
– logs/
– mail/
– .cpanel/
– .cpaddons/
Here is a list of new features in ASP.NET 4.0.
Very interesting. Auto start feature, new ways to choose where data is cached, built in option for compression session (via gzip), and more!
Related Reading: JavaScript: The Good Parts Head First Java, 2nd Edition Effective [...]
LINQ to Entities seems really great. It can save you a lot of time in writing unnecessary db connection code, improve the performance many fold, only connect to the db when required (lazy loading), and easy concurrency handling for you.
However there is a missing feature which I found out the hard way. If you [...]
Wow, sweet. Use .NET 3.5 features in .NET 2.0.
A quick overview how to do it.
1. Edit your .CSPROJ file and manually add another reference to System.Core
Add a True
This will make the compiler copy it to the BIN folder.
Thats it. You can now use .NET 3.5 features
[...]
When using SQL Server Management Studio you might want to copy data from one DB to another (using just a SELECT and INSERT statement)
It’s so easy you won’t believe it
sp_addlinkedserver @server='192.168.123.456', @provider='SQLNCLI', @srvproduct='',@provstr='User Id=sa; Password=are-you-crazy-to-use-sa' insert into [192.168.123.456].MYDB.dbo.tblRecords select * from MYDB.dbo.tblRecords
and when you are done
sp_dropserver [192.168.123.456]
References:
sp_addlinkedserver [...]
hnc.cgi is a spam script. Its also known as dm.cgi.
If you have this script running, chances are your server has been exploited.
Here is the actual dm.cgi script if you want to see it.
Related Reading: JavaScript: The Good Parts Head First Java, 2nd Edition [...]
Before and After
If you manually want to simulate a postback, Here is how you would stick together a string manually calling __doPostBack in .NET 1.1
In this case its making a link in a particular linkbutton control inside a datagrid.
__doPostBack in .NET 1.0
string link = "<a href=\"javascript:__doPostBack('dataGridCart$_ctl" + i + "$linkButton','');\""; [...]
This is quite an astonishing use of Google Trends. Google realized that when people get sick they (obviously) search for flu related keywords and they managed to find a correlation to actual published flu infection statistics. Quite amazing and this is definately a unique and interesting application of technology.
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