Improving Surgery Of Coffee Application

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Improving Surgery Of Coffee Application

This is a big theme to hash out equally in that place are many approaches which involve analyzing performance of an application starting from profiling application to finding the bottleneck.

hither I am putting around of the basic tricks for improving performance which I learned inward my early on days inward coffee , I volition continue posted around approach , sense on performance improvement equally as well as when fourth dimension allows.

for straightaway hither are naive's tips for making your plan run faster.


1. Use chip shift operator for multiplying as well as dissever past times ii , computers are really fast amongst the bitwise operation.

2. Use StringBuffer inward house of the string if y'all are doing lots of string manipulation it volition cut retentiveness past times avoiding creating lots of string garbage. If y'all are using java5 as well as therefore watch StringBuilder but that is non synchronized therefore beware.

3. seek to brand variable , shape , method in conclusion whenever possible that allows compiler to create lots of optimization e.g. compile fourth dimension binding therefore y'all volition acquire faster output.


4. static methods are bonded compile fourth dimension piece nonstatic methods are resolved at runtime based on object type therefore the static method volition endure faster than non-static.


5. don't telephone outcry upward methods inward for loop for checking status e.g. length() size() etc.

instead of doing this , purpose modified version


for(int i=0; i<vector.size();i++)

int size = vector.size();
for(int i=0; i<size;i++)




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Further Learning
Java Memory Management
Understanding the Java Virtual Machine: Class Loading as well as Reflection
Java Performance The Definitive Guide

promise this would endure useful.


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