Detecting other connected users to your machine

To open Windows Task Manager: Ctrl + Shift + Esc

Messages stuck in the outbox, not sent even when trying Send All

Delete the .ost file @:
C:\Users\CurrentUsername\AppData\Local\Microsoft\Outlook

N.B.
1- Non-server side data will be deleted, such as previously unsent items in the outbox.
2- All outlook cached items are going to be automatically downloaded which can be as big as 200 or 400 MBs.

SSRS: Show \ Hide chart gridlines

Right click the axis for which you would like to show\hide the grid-lines:

Context menu will display:

        Show Major Gridlines

        Show Minor Gridlines

Cannot connect Apple Remote Application to iTunes 10.x library on windows 7

Just unplug your computer (Ethernet cable) which contains the library and connect it through the wireless connection! [They really mean it: AirPlay]

The easiest way to overcome the firewall issues is to turn it OFF for "Home or work (private) networks"

Proof:
You won't see the bottom button unless you are connected through WiFi! Didn't I mention AirPlay before?!

Switch SSIS package from 64bit to 32bit

[Connection manager "xxx"] Error: The requested OLE DB provider Microsoft.Jet.OLEDB.4.0 is not registered. If the 64-bit driver is not installed, run the package in 32-bit mode. Error code: 0x00000000.
An OLE DB record is available.  Source: "Microsoft OLE DB Service Components"  Hresult: 0x80040154  Description: "Class not registered".

Execute client side script using server side code

Dim ScriptString As String = "alert();"
System.Web.UI.ScriptManager.RegisterClientScriptBlock(Me, Me.GetType(), "Closing", ScriptString, True)

Apache: Deny access from certain IP

C:\Program Files (x86)\Apache Software Foundation\Apache2.2\conf\httpd.conf

<Directory />

   Order Allow,Deny
   Deny         from n.n.n.n
   Allow from All
   AllowOverride All 
</Directory>

Hosts file path

C:\Windows\System32\drivers\etc\Hosts