Is cleaning computer fan improve performance?

When we send our computer or laptop to computer shop for maintenance, sometimes we will get recommendations to clean the fan with the reason of to improve the performances.  I received a call from a friend asking for my opinion on this, and I straight away answered it no. Moments later, I started to ask myself back whether I gave her the right answer because as far as I understand, cleaning the fan will only improve the heat, from overheating whatsoever.

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Leaky cable – Wifi signal using cable

Recently a friend of mine shared a new technology installed at his office that really caught my attention. The technology is called leaky cable. It is a coaxial cable that has small sections of its copper shielding stripped away to allow radio frequency (RF) signals to escape. The radio signal is emitted through those slots to communicate with other devices, providing a stable limited-range communication area around the cable. 

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CCRIS Online or eCCRIS

Few weeks ago, Bank Negara Malaysia (BNM) announced that we now can easily check our CCRIS record online. Meaning that we do not need to go to BNM each time we need to request it. It is now available from their website.

I managed to register it last week. The registration was very simple, pretty much the same like we did for our Maybank2u or CIMBClicks. All we need is a registered and active mobile number, and it is a one time registration. Means that we just need to go to BNM to register the mobile number, then you can download the CCRIS record online for the rest of your life.

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