Computer & smartphone Tips Trick

My experience when repairing of electronic devices, computers, laptops, smartphones, etc. which have  bolt, nut, or screw with small size, often have the incidence of lost or fall, It doesn't happen again now, after I have the magnetic band for placing the screws, nuts, or bolts. called Magnetic J watch from Jakemy. Non magnetic screwdriver will be the magnetic screwdriver by putting/touching it to this tool.   If you interest, you can search and buy from online store like aliexpress.com, the price is about US $5.

You can get the answer for your question about USB Voltage and current with this small tool, for example why charging process in the USB devices, smartphone, power bank, etc, will take a long time or short time, You can know voltage of the USB port of your computer/laptop, USB charger and know the current flow from USB port to USB devices. The name of tool is USB tester , it can measure Voltage and Current of USB port, To use this tool is very easy,  Plug the input port of this tool to the USB port of the computer/laptop or USB charger. The output of this tool to be connected to the USB peripheral, Handphone, smarthone, flash drive, external hard drive, etc. For easy to understand you can see the figures below: In this example I put the USB tester between USB charger and my smartphone. Voltage of this charger is read  5.03 V (with load ). USB tester displaying the Voltage of USB charger For the model of this USB tester, wait for several second, to toggl...

How to create Hiren's Boot CD on a flash drive, so you can boot your computer using Hiren's Boot CD from a flash drive. • Take a flash drive with size of 1 GB ,  you can also use a bigger size but the bigger  will take longer time when it is formatting, because we will use full format not quick format . • Format the flash drive same as usual when you format your flash drive (using file explorer, right-click the flash drive, then choose format ). but has a little different : File system set to FAT32. Don't give a tick  on Quick Format. Click Start to start formatting. •  Download the file: grub4dos.zip (179 KB),  then extract it to the folder. • Run the file : grubinst_gui.exe. Select your flash drive, click  refresh if not yet appear. At the Part List , choose Whole Disk (MBR).  click  refresh if not yet appear. Click Install .

For uploading to the blog, website, social networks (facebook, twitter, friendster, etc.), send to mail, and others type of sharing, an image (picture / photo) should be resized to smaller file size. it is intended to be fast uploading process, and next fast for accessing or downloading process. Not only for internet or web actifity, for office activities, inserting image to word /office document, the picture is needed to be resized to the smaller size. Often we found the word document have a big and large file size because of inserting image/picture to the word without resizing first. There are many software/ tools for resizing or reducing the file size, one of them is PIXresizer, verry good tool for reducing photo / picture files. Support for Windows ( 98/ME/NT4/2k/2k3/2k8/XP/Vista/7 ).  The installer file is about 3MB. Here is an example picture reduced by PIXresizer Double click the picture for enlarge

If you see the specific color of one picture or displayed in the computer screen,  and  you want to copy that color to your project, so your project have the same color. How to do that?  You have to know the hexa value   of that color.  To know the hexadecimal value of the picture color we need the tool called WhatColor , you can download from this link www.hikarun.com/e/