Techmocracy.net

MySQL Full Outer Join Example

info — Thu, 17 Jul 2008 14:17:39 +0000

Mysql does not support full outer joins. The following link shoes how it can be done.

VM Could not reserve enough space for object heap - Java

info — Thu, 24 May 2007 20:10:00 +0000

This error is a bit annoying during the javac command:
Error occurred during initialization of VM
Could not reserve enough space for object heap

heap and stack sizes are often limited due to the virtualization

javac -J-Xms16m -J-Xmx48m MyClass.java

java -XX:PermSize=16M -Xms8m -Xmx48m

This can be set globally using an alias so that it doesn’t have to be specified it each time

To view the alias for java use $# which java

PHP Proper Case Function

info — Tue, 27 Mar 2007 18:39:01 +0000

PHP function to make the first letter of each word capital and the following letters lower case. If the first character is not a letter it capitalizes the second character.

PHP Proper Case Function

PHP Regular Expression (regex) Email Validation

info — Mon, 26 Mar 2007 13:07:42 +0000


function isValidEmail($email)

{

$myReg="/^[A-Za-z0-9_-]+@[A-Za-z0-9_-]+\.([A-Za-z0-9_-][A-Za-z0-9_]+)$/";

if(preg_match($myReg, $email))

return true;

else

return false;

}

PHP HTTP POST Request - with cURL

info — Sun, 25 Mar 2007 19:57:39 +0000

Here is a nice short function to execute an HTTP POST using cURL.

PHP HTTP POST Request With cURL

There are no comments, but it is self explanatory.

PHP HTTP POST Request - without cURL

info — Fri, 02 Mar 2007 16:16:04 +0000

This snippet of code demonstrates how to execute an HTTP POST request without using curl.

This will not work in versions < PHP5 .

HTTP POST from PHP, without cURL

Visual Basic - HTTP Post Function

info — Fri, 12 Jan 2007 01:35:12 +0000

Public Function HTTPPost(ByVal myURL As String, ByVal myPost As String)

Dim temp As String
temp = “”
Try

Dim myURI As New Uri(myURL)
Dim request As Net.WebRequest = Net.WebRequest.Create(myURI)
Dim encoding As New System.Text.ASCIIEncoding()
Dim myByte As Byte() = encoding.GetBytes(myPost)
request.Method = “POST”
‘ Set the content type of the data being posted.
request.ContentType = “application/x-www-form-urlencoded”
‘ Set the content length of the string being posted.
request.ContentLength = myByte.Length
Dim newStream As IO.Stream = request.GetRequestStream()
newStream.Write(myByte, 0, myByte.Length)
newStream.Close()
Dim response As Net.HttpWebResponse = CType(request.GetResponse(), Net.HttpWebResponse)
Dim datastream As IO.Stream = response.GetResponseStream
Dim reader As New IO.StreamReader(datastream)
Dim responseFromServer As String = reader.ReadToEnd()
temp = responseFromServer
reader.Close()
datastream.Close()
response.Close()

Catch

MsgBox(Err.Description)

End Try
Return temp

End Function

Visual Basic - HTTP Get Function

info — Fri, 12 Jan 2007 01:31:41 +0000

Public Function HTTPGet(ByVal myURL As String)

Dim temp As String
temp = “”
Try

Dim myURI As New Uri(myURL)
Dim wr As Net.WebRequest = Net.WebRequest.Create(myURI)
wr.Credentials = Net.CredentialCache.DefaultCredentials
Dim response As Net.HttpWebResponse = CType(wr.GetResponse(), Net.HttpWebResponse)
Dim datastream As IO.Stream = response.GetResponseStream
Dim reader As New IO.StreamReader(datastream)
Dim responseFromServer As String = reader.ReadToEnd()
temp = responseFromServer
reader.Close()
datastream.Close()
response.Close()

Catch

MsgBox(Err.Description & vbCrLf & myURL)

End Try
Return temp

End Function

PHP Open Source Timesheet System

info — Thu, 04 Jan 2007 23:54:06 +0000

“Timesheet.php is a PHP application designed to keep track of the hours worked by multiple people on multiple projects. It allows users to log in through their web browser and manage the times that they are clocked on or clocked off.”

The application is easy to install if you have mild experience with PHP and MySQL.