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Why are static variables considered evil?
...n application using Groovy and Java. All through the code I wrote used quite a good number of statics. I was asked by the senior technical lot to cut down on the number of statics used. I've googled about the same, and I find that many programmers are fairly against using static variables.
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Setting the correct encoding when piping stdout in Python
...thon program, the Python interpreter gets confused about encoding and sets it to None. This means a program like this:
10 A...
Using global variables in a function
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You can use a global variable within other functions by declaring it as global within each function that assigns a value to it:
globvar = 0
def set_globvar_to_one():
global globvar # Needed to modify global copy of globvar
globvar = 1
def prin...
How to add elements to an empty array in PHP?
If I define an array in PHP such as (I don't define its size):
8 Answers
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Checkout another branch when there are uncommitted changes on the current branch
Most of the time when I try to checkout another existing branch, Git doesn't allow me if I have some uncommitted changes on the current branch. So I'll have to commit or stash those changes first.
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python generator “send” function purpose?
Can someone give me an example of why the "send" function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
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What is aria-label and how should I use it?
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It's an attribute designed to help assistive technology (e.g. screen readers) attach a label to an otherwise anonymous HTML element.
So there's the <label> element:
<label for="fmUserName">Your name</label&g...
Eclipse IDE for Java - Full Dark Theme
... dark theme I have ever seen for Eclipse!
Just follow the steps on the website and Enjoy!
https://github.com/guari/eclipse-ui-theme
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Retrieve the position (X,Y) of an HTML element relative to the browser window
I want to know how to get the X and Y position of HTML elements such as img and div in JavaScript relative to the browser window.
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Generating PDF files with JavaScript
... into PDF files from a web page and I was hoping I could do this entirely within JavaScript. I need to be able to draw text, images and simple shapes. I would love to be able to do this entirely in the browser.
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