number sequence database for mathlover

Do you have a number sequence that came up your in your mind and think it is a unique in some way , then u have encountered into a discovery of new series of number like like prime number
1,2,3,5,7,11,13,17

The above is the series of the number are divisible by itself.

But before reporting it  and being happy for this accomplished task, do check it on number sequnce database. In integer database ,you can submit your  sequence and validate that is found or yet to be discovered.

Check out . Its is fun.

runtime error opening '.......'" for reading: -102 (file not found.). on virtual box

Recently I had an issue in regard to the"runtime error opening '.......'" for reading: -102 (file not found.)" on my virtual box . I did the search and could not found any proper solution in a single post..

So Here I am telling the solution that worked for me.

Know Thy Complexities!!!!

Hi there!  This webpage covers the space and time Big-O complexities of common algorithms used in Computer Science.  When preparing for technical interviews in the past, I found myself spending hours crawling the internet putting together the best, average, and worst case complexities for search and sorting algorithms so that I wouldn't be stumped when asked about them.  Over the last few years, I've interviewed at several Silicon Valley startups, and also some bigger companies, like Yahoo, eBay, LinkedIn, and Google, and each time that I prepared for an interview, I thought to msyelf "Why oh why hasn't someone created a nice Big-O cheat sheet?".  So, to save all of you fine folks a ton of time, I went ahead and created one.  Enjoy!

Good

Fair

Poor

One of the best interview by larry Wall (his personal side)

U might have seen many of the techinical interview by Perl creator  but this interview is more about person Larry Wall u might not have heard off.

How to Write a Linux Virus in 5 Easy Steps (Courtesy Tom's Hardware)

It's easy for people to pick at Windows for being prone to virus and malware attacks. It's almost a given belief that if you're running a PC with a Windows operating system, you're much more susceptible to attacks than users with other operating systems.

But let's quickly look at the reasons for this. First, it isn't really Microsoft's fault. It isn't that Windows is technically inferior, it's that the majority of the world runs on Windows. This fact alone is very attractive for any virus coder or exploiter. As a virus writer, you'd want to attack the majority, not the minority.

Emoji emoticons cheetsheet for GitHub

Hi All,

If you want your commits or comments in github bit more articulate and want to include emoticons, here is a complete link that maintains all the funny  picture supported by various popular software like github (the social coding ) or git lab etc


Check out below link the listed emoji supported by the listed tool that u can make use of and add bit  some seriousness in your commit ;) .


emoji cheet sheet

Rubular : a regex syntax development editor

If u have developed some parser in Perl,Ruby, Shell script ans Python , then you must have came across regular expression (regex).
Regular expression is consider strength of these scripting language.

If you want to test your regular expression for the test you have to parse or to develop a regular expression that can get or match your specific condition ... rubular can be handy tool to do this job.

It has text box to input your regular expression and box to give ur sample test text.



Give a try friends.