How to Count the Number of Columns in AWK

<P>Open a terminal. On Windows, click "Start," select "Run" and type "cmd." On Mac OS X, press "Cmd-Space" and type "Terminal." On Linux or Unix, a terminal icon is located somewhere on the desktop or menu bar.</P><P>Type the following command: </P><P>awk '{print NF}'</P><P>"NF" stands for "Number of Fields," and typing this command will take you to a prompt where you can type some information. As soon as you hit enter, AWK will tell you how many fields (in this case, words) your information contains.</P><P>Type the following to have awk perform the same function on the contents of a text file:</P><P>awk '{print NF}' < textfile.txt</P><P>Replace "textfile.txt" with a real text file.</P>

How to Count the Number of Columns in AWK

Open a terminal. On Windows, click "Start," select "Run" and type "cmd." On Mac OS X, press "Cmd-Space...

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How to Hide Columns in Grid View

<P>Double-click the .NET project file on your hard drive. This opens the Visual Studio application along with the necessary files for your project.</P><P>Double-click the form in the "Solution Explorer" on the right. This opens the form in your console. Right-click the form and select "Design View." This shows you the ASP code. Scroll down to the "<asp:gridview>" tag, which is the code that contains your GridView.</P><P>Type "visible=false" in the GridView column you want to hide. The "visible" property hides and shows columns for your object.</P><P>Click the "Save" button. Click the "Run" button to open your project in your Web browser. This lets you tests the new GridView style changes.</P>

How to Hide Columns in Grid View

Double-click the .NET project file on your hard drive. This opens the Visual Studio application along with the necessary files for your pro...

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