Tomahawk BIOS Upgrade Linux Boot Failure

Recently I upgraded my MSI Tomahawk B450 Max BIOS. I downloaded the latest BIOS version in Zip format and unzipped into a USB disk. After booting the system into BIOS, used the BIOS Flash option (simply choose the *.3B0 file) to upgrade and it took around 15mins (Lucky no power cut) to finish. All wentContinue reading “Tomahawk BIOS Upgrade Linux Boot Failure”

SQLite, JDBC & Solaris (SPARC)

SQLite is one of simple and powerful Database engine. Recently I was doing some testing and performance check, using a Java Code and Xerial SQLite-JDBC library. As a part of this, I wanted to run this test on Solaris 11 (SPARCv9) environment.  Thats when I noticed two things: 1) Xerial SQLite JDBC Library not havingContinue reading “SQLite, JDBC & Solaris (SPARC)”

Interesting Hardware Issue: Photoelectric Effect on R Pi 2

Recently Raspberry Pi 2 released. One of the user trying to take a photo of his board (at that time board in running condition). When his camera flash went off, board power also went off. After testing few times, user posted this issue in the forum. R Pi team analysed and found out an interestingContinue reading “Interesting Hardware Issue: Photoelectric Effect on R Pi 2”

Intel NUC – Tiny but powerful

Update (Mid 2016): D54250WYKH – This old (2014/2015) model has serious hardware issues related to USB, Display and SATA interfaces. Some this issues not resolved even after BIOS update. Please refer the Intel NUC forum to understand more this. To minimize the issues, you can run the unit with-out any keyboard, mouse and monitor. ButContinue reading “Intel NUC – Tiny but powerful”

Porject Ara – DevConf @ SG

Today, I manage to reach the Google Project Ara – DevConf by 10:30AM. Interesting talks and Ideas. Met interesting people like Greg Kroah-Hartman, George Grey, Ara Team. Saw interesting modules like Pluggable camera, UniPro Bridge Chip, Blood Glucometer, Water Tester, Processor module, etc. The ProjectAra DevBoard is not yet ready for pure software development. IfContinue reading “Porject Ara – DevConf @ SG”

LDAP: Multiple Provider URLs

The LDAP service provider uses this URL to configure its connection to the directory server. Only the host, port, and dn parts of the URL are relevant in this setting. Supplying other parts of the URL results in a ConfigurationException(in the API reference documentation). Most commonly we use just one URL. But we can alsoContinue reading “LDAP: Multiple Provider URLs”

Find the Yesterday

On GNU/Linux platform finding the particular date from current date is a no brainer task. For example: Yesterday: date –date=’yesterday’ Nextday: date –date=’next day’ OR date –date=’tomorrow’ Other Tricks: date –date=’10 year’ date –date=’10 year ago’ date –date=’this sunday’ But on Solaris, you don’t have this luxury. So you can use the following trick: TZ=GMT+24Continue reading “Find the Yesterday”

Android Udev Rules

Linux Udev rule file to interface Android Hardware for Application/System development. # Acer 0502 SUBSYSTEM==”usb”, ATTR{idVendor}==”0502″, MODE=”0666″, GROUP=”plugdev” # ASUS 0b05 SUBSYSTEM==”usb”, ATTR{idVendor}==”0b05″, MODE=”0666″, GROUP=”plugdev” # Dell 413c SUBSYSTEM==”usb”, ATTR{idVendor}==”413c”, MODE=”0666″, GROUP=”plugdev” # Foxconn 0489 SUBSYSTEM==”usb”, ATTR{idVendor}==”0489″, MODE=”0666″, GROUP=”plugdev” # Fujitsu 04c5 # Fujitsu Toshiba 04c5 SUBSYSTEM==”usb”, ATTR{idVendor}==”04c5″, MODE=”0666″, GROUP=”plugdev” # Garmin-Asus 091e SUBSYSTEM==”usb”, ATTR{idVendor}==”091e”,Continue reading “Android Udev Rules”

Netbeans: Headers to Java File

In the Netbeans IDE, whenever you create a project/file, it adds the following header. /* * To change this template, choose Tools | Templates * and open the template in the editor. */ Here we will see, how to change or customize this header to suit our needs. Select Tools -> Templates -> Template ManagerContinue reading “Netbeans: Headers to Java File”