JavaTechies / Personal Finance

Wish you happy new year 2018. Let's start year with understanding the your tax saving investment base on your age group. and here is interest chart for those investment components . Source : ICICIIDirect. 

Mutual Fund Model Portfolio 2017 Courtesy : IIFL    

Why FMP and Debt Fund Better Than Fixed Deposit ?  Courtesy by : IIFL   

Hello Readers, Here, I able to collected short note about personal financial budget 2017-2018 year. 1) Income Tax rate cut to 5 % in the income slab between Rs 2.5 lakh and Rs 5 lakh from 10% Effect on Tax Payer : Positive. This will reduce the tax liability of all tax payers across slabs. The percentage reduction of tax liability will be greater for tax payers in the lower slabs. 2) Rebate under Section 87A reduced from Rs.5,000 to Rs.2,500 and the applicable limit has been reduced from taxable income of Rs.5 lakh to Rs.3.50 lakh. Please refer below illustration to understand the effect of both the above changes: 3) 10% surcharge on individual income above Rs 50 lakh and upto Rs 1 crore to make up for Rs 15,000 cr loss of due to cut in personal I-T rate. The existing surcharge of 15% for total income above Rs 1 crore remains unchanged. Effect on Tax Payer :Negative. This will increase the tax liability of tax payers with total income more than Rs.50 lakh and upto ...

Myth & Fact all about Mutual Fund Myth : Mutual funds are stock market investments  Fact : Mutual funds are diversified investments that invest across stocks, bonds, money market instruments and combination of these. Mutual  Myth: One can only invest large sum in mutual funds  Fact : An investor can start mutual fund investment via Systematic Investment Plan (SIP) mode and invest regularly with amount as small as ` 1000. Myth: SIP gives positive returns  Fact: Mutual fund SIPs are subject to market risks and there are no guaranteed returns in these tools Myth: SIPs are beneficial for short-term  Fact: There are different mutual fund options for short-term and long-term goals. SIPs have historically given better returns when invested for long-term. Myth : Net Asset Value (NAV) is the performance indicator of a mutual fund.  Fact : NAV is only the price per unit of your invested fund. The decision to select a mutual fund sho...

Hello Cassandra Developer,           Today, we will talk about how does indexes work into Cassandra, mainly about SASI. Motivation factor : It's help you to fulltext search  It's can be get by secondary index on cassandra columns it's help you to get unpredicate search query on cassandra data model  How does it work (SSTable - secondary indexes):   Maintain complete indexes data into single SSTable( kind of concurrent thread safe map collection in java) Since it's single SSTable, it has memory issue and need good RAM when huge data. it's called as "Classic C* Indexes" Support few basic comparison operation ("="). It's based on SSTable format. Support into Cassandra older version (less than 3.3) SSTable need to play with memory & disk operation for indexes data. How does it work (SASI): Maintain the Token tree base format - (B tree collection concept in java) It's create the different separate SASI fo...

Cassandra, it's not new now, mostly all developer should know it somehow or might read some where. if you are not part of this big data column base database development usage then grab it and learn it for your next scaling problem at data level, what you are or you would face in project work :) this help you !!! Today, let's me give you detail about cassandra materialised view (new feature in 3.0 cassandra) and how it's work. Also, how it's defer than apply index on column in your single data model table. Real life issue with cassandra : Data model best practice  suggest you to make read faster, use query base data model, do not worry about write or duplicate of data at the cassandra level, it can be handle by your application But, it's not easy to handle this at application level when we simple change one or few row and it's effect to update many data model even if it's part of one entities or one record object. What was solution pre cassa...