Change Photo
Tony Schimmel

Answers by Tony Schimmel

Exploded view algorithm for CAD?

Your question is quite broad and thus my explanation became somehow lengthy. I'll propose two variants of an explosion algorithm for both ...

Sprite Sheet animation with arrow keys?

first, you need to define multiple animations in create(). One for each direction. https://phaser.io/docs/2.6.2/Phaser.AnimationManager.h...

Database design for a social networking site?

Try having a look at Database Answers in particular the data models. They have several different designs for various systems. This one is ...

join list of lists in python [duplicate]?

import itertools a = [['a','b'], ['c']] print(list(itertools.chain.from_iterable(a))) ...

WebSocket on IE10 giving a SecurityError?

It looks like IE throws a SecurityError if you're trying to open a websocket on a local (intranet) domain. To overcome this, you may disab...

How to debug grails command?

Do the following: launch grails with the -debug option grails -debug run-app create Remote Java Application debug configuration in Ecl...

How to handle $resource service errors in AngularJS?

you can pass the error handler as a second parameter toquery. Category.query(function(data) {}, function() {}); EDIT: to make things a...

Windows Scheduled task succeeds but returns result 0x1?

It seems many users are having issues with this. Here are some fixes: Right click on your task > "Properties" > "Actions" > "Ed...

How to count the NaN values in a column in pandas DataFrame?

You can use the isna() method (or it's alias isnull() which is also compatible with older pandas versions < 0.21.0) and then sum to cou...

VBScript: Function returns an array?

Don't explicitly dim the size of the array outside the function and don't use set: '' VBScript source code Dim m_deData m_deData = PrePro...

How to choose between apache ranger and sentry?

You can use Sentry or Ranger depends upon what hadoop distribution tool that you are using like Cloudera or Hortonworks. Apache Sentry -...

How to add pandas data to an existing csv file??

You can specify a python write mode in the pandas to_csv function. For append it is 'a'. In your case: df.to_csv('my_csv.csv', mode='a',...