Misc. Utilities

---

Do tail -f to latest file of your directory



	tail -f $(find . -maxdepth 1 -type f -printf "%T@ %p\n" | sort -n | tail -n 1 | cut -d' ' -f 2-)




Change file premissions in Git on Windows


	C:\views\myproject>git update-index --chmod=+x script.sh




Calculate return of investment after some years

initInvestment = 250000
intrate = 0.15
years = 25

def calcIntrestForOneYear():
    return initInvestment + (initInvestment * intrate)


for i in range (1 , years):
    initInvestment = calcIntrestForOneYear()
    print(initInvestment)

print('-----at end-----')
print(initInvestment)





simple tax calculator india

# simple tax calculator india

total_salary = 100000

tax_total = 0

updated_salary = total_salary - 250000  # first slab removed from main salary

updated_salary = updated_salary - 150000  # 80c removed

if updated_salary > 250000:
    tax_total = tax_total + (250000 * (0.05))
    updated_salary = updated_salary - 250000  # 5 % slab removed


if total_salary > 500000 and updated_salary > 0:
    tax_total = tax_total + (500000 * (0.20))
    updated_salary = updated_salary - 500000

if total_salary > 1000000 and updated_salary > 0:
    tax_total = tax_total + (updated_salary * (0.30))
    updated_salary = updated_salary - tax_total

print(updated_salary, ' updated salary')
print(tax_total, ' tax total')


# some bugs needs to be fixed