how to


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Protect your computer, protect your data

New viruses are born every time. Then it spread easily through internet, mini storage circulation and others. Your installed antivirus could be not enough to protect your online computer so your data still at risks….


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Simple ways to choose laptop

Have a plan to buy laptop? Currently this type of computer might be less popular than tablet. But laptop or notebook has advances than tablet computer.  There are simple ways to choose laptop, and below…


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Goal Seek in What-If Analysis

One of my favorite tips in Microsoft Excel 2007 is goal seek. The command can be found under What-If Analysis menu in data tools of  Data tab. Generally, what-if analysis provide us several different sets…


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How to create backup in Excel 2007

Nowadays, backup activities is a main part in modern management applying digital instruments. From the huge computer hardware of international network, flight arrangement system to our daily life of writing and documenting. Digital information has…


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How to address urban lifestyle side effect

Urban lifestyle rises along the growing economy of a metro area where crwoded by new business centre, public facilities and high transportation activities. Improper planning of city development will lead to bad infrastructure, implicating higher…