Tricks: here(Thanks to vaibhav1997)
awesome list: here(Thanks to lnishan)
competitive programming tutorials: here
a2oj: here
problem classifier(spoj) :here
code library :here
calendar :here
about typing speed :here(Thanks to Penguin)
some intense templates : here(Thanks to MinakoKojima)
Topic wise Coding Resources : here (Thanks to hsk)
Way to practice competitive programming :here (Thanks to E869120)
// Share this list and comment more useful links like this which needs serious attention of noob like me.