Tips on MS SQL Server

Jun 22, 2015

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Debug C/C++ Code Using GDB

Apr 22, 2015

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

lines use : while functions use ::
use relative path from the executable to implementation files!!!
```
b ../../tree.cpp:31 if knot->name()=="GO:0006139"
```
it seems that there is a bug in …

Oct 22, 2013

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Eclispe CDT is a good IDE for C/C++ development in Unix/Linux sytem. Configuration of Eclipse CDT in Windows system is not pleasant. Netbeans and code::blocks are good …

Sep 22, 2014

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

RSA is most widely used algorithm but is computationally expensive.
A good compromise is to use RSA to encrypt the symmetric key that is then used in AES encryption of the …

Aug 22, 2017

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Java Version Issue

Unsupported major minor version

https://stackoverflow.com/questions/22489398/unsupported-major-minor-version-52-0

Fixing the Scala error: java.lang.NoSuchMethodError: scala.Product.\(init\)

It probably …

May 22, 2020

.load is a general method for reading data in different format. You have to specify the format of the data via the method .format of course. .csv (both for CSV and TSV), .json and .parquet are specializations of .load. .format is optional if you use a specific loading function (csv, json, etc.).