Java wariacje z ciągiem Fibonacciego

Zadanie Utwórz rekurencyjna metode obliczajaca ciag Fibonacciego, zdefiniowany dla elementu fibonacci(n) jako sume fibonacci(n-1) + fibonacci(n-2) przy załozeniu, ze fibonacci(1) i fibonacci(2) maja odpowiednio wartosci 1 i 2. Ciąg Fibonaciego In mathematics, the Fibonacci numbers are the numbers in the following integer sequence, called the Fibonacci sequence, and characterized by the fact that every number... Continue Reading →

PLSQL corner

PLSQL loop inexed by letters

But this is not portable across character sets. I think a better solution is to declare up front your index variables like this:

That way if you change character sets (e.g. to utf8) you are not reliant on a collating sequence that doesn't match your char set.

Sigmajs Exporter – Gephi Marketplace

Very interesting program for visualization networks in 3d. Export your network from Gephi to a predefined Sigma.js template. Choose to include search, group selection, explanatory text, etc. without having to do any HTML/JavaScript coding. Upload the output to any webserver and enjoy a rich HTML5 interactive visualization of your network. Example output is available at:... Continue Reading →

What are the best programming fonts?

The choice the font in Firefox or Sulbimetext it is always hard decision.... As much as choice of a font is subjective there are important criteria to consider when choosing a programming font. The characters should be clear, easy to read, in cases of clashing ones such as 1, l, i or O, o, 0... Continue Reading →

RegEx never endig story….

It is example of use RegEx to prepare SQL data for SELECT/UPDATE operation. /^.*/gm ^ asserts position at start of a line .* matches any character (except for line terminators) * Quantifier — Matches between zero and unlimited times, as many times as possible, giving back as needed (greedy) Global pattern flags g modifier: global.... Continue Reading →

Tempo Planner for JIRA

Learn how to do sprint planning with Tempo Planner for JIRA. Make sure you're fully utilizing your Tempo Planner instance. https://www.youtube.com/watch?v=OJE6tPE0qzQ Best way to communication in JIRA projects Log in to HipChat with your work email address. New to HipChat? Want to create a new team? Sign up for free at hipchat.com. Source: HipChat This... Continue Reading →

SQL corner: 7 kind of SQL Joins. Including : INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN

Infographic of the 7 kind of SQL Joins. Including : INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN, with or without the intersect. Very useful for web developer. Source : http://sql.sh #SQL #JOIN     Source: Pinterest http://sql.sh/2401-sql-join-infographie Other sources https://docs.oracle.com/cd/B28359_01/server.111/b28286/queries006.htm https://www.techonthenet.com/oracle/joins.php - also include examples and old Oracle notations

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