Measuring Javascript and CSS coverage with Google Chrome Developer Tools

A new feature in Google Chrome Developer Tools allows you to measure coverage of CSS and Javascript files. This allows you to easily detect and remove unused portions of the code.

IntelliJ IDEA Tips & Tricks: Presentations

How to make the most of the IntelliJ IDEA's view modes to make best presentations possible including visualization of the keyboard input?

IntelliJ IDEA Tips & Tricks: Multiple Cursors

Sometimes it is useful to edit multiple places in the file at once, which can save you precious time and increase your productivity. IntelliJ IDEA supports having multiple cursors at once, meaning you can type and edit at multiple locations at the same time.

Java Cloning Problems

Java's mechanism for copying objects is deeply flawed. What are the alternatives? What are the pitfalls if you decide to use Java cloning anyway?

Java 9: Compact Strings

Java 9 brings a new, improved string, which in most cases, will reduce String memory consumption to half.

Java 9: Enhanced deprecation

@Deprecated annotation, introduced in Java 5, received several enhancements in Java 9, which makes easier to document the deprecation of API.

Premium Quality Tests

Test quality is just as important as that of production code. Tests should not be excluded from quality checks and the same quality rules should be applied.

Preventing Clickjacking

Clickjacking is an attack, where the user is tricked into performing an unwanted action by clicking on a seemingly harmless element. How to prevent it?