Not able to implement paging in ExtJS 4 Grid

I am facing a problem trying to implement paging to a grid using ExtJS4. The code I implemented at the moment is the following for my app.js: Ext.require(['Ext.data.*',...

Pagination not working using ExtJS 4 and Java REST WS

I finished with an application which requires getting data form a REST WS made in Java. The problem is that When I make the pagination in the client side (javascript) it is not working...

dot product of multiple vectors in R to optimize pokemon teams

My plan is to create a way to pick the best pokemon team. Im not sure how to create a list of all possible combinations of 12 vectors from the 16 defense vectors with the dot product of the 12...

Getting "nested push animation can result in corrupted navigation bar"

I am completely stuck. I've been searching around SO for answers and it seems like everyone has a different problem for each "nested push animation can result in corrupted navigation bar"...

Why wont chr(27) work properly?

I'm going to start by providing my code, first. import sys # -*- coding: utf-8 -*- def print_box(pick): top_line= ' '+u'\u2554'+u'\u2550'*80 + u'\u2557' bottom_line= ' ...

JFrame Background Image eclipse not working

Basically, I am making an application that represents a pokedex from the game pokemon. I am trying to add a background image, however only a small portion of the image appears on the screen....

Array of char arrays C++

I am writing an exchange program and I have a char array that holds another 6 char arrays. The program works fine except for one thing: when I try to print the arrays' values, it prints only the...

How do I make the "potions" have a limit of 5?

I'm doing a battle simulator sort of thing, and I want the player to be able to use potions, which add health, a maximum of 5 times. I also want the player to be able to have the choice to choose...

YAML file range, converting string to array throwing undefined method `to_a'

I have a YAML file that contains a bunch of ranges as the values: combat_power: Bulbasaur: (12.2..1071) Ivysaur: (19.5..1632) Venusaur: (32.2..2580) Charmander: (10.7..955) Charmeleon:...

Not sure if javac isn't working or i'm just dumb

Alright so I am just a simple noob trying to add my own little twist on an already-existing code. The only problem is I need to get the .java file to .class. I struggled with eclipse because I...

How to use my API's response.data and format it into a usable array in React.js

I am using React and the Pokemon API (https://pokeapi.co/) to make a simple web app where the user can search pokemons by name and filter by type. I successfully implemented the searching for my...

EmberJS parsing data from RESTful api

I'm new to Ember and I keep studying and learning every day. And as a challenge, I'm having great difficulty getting data from the RESTful API pokeapi.co I want to get the names and url of the...

How do I know whether to remove the column, or rows when dealing with null data?

Here is the head of my Dataframe. I am trying to remove the NaN values in the column "Type 2", but I am not sure how to decide whether to remove the entire column containing the NaN values, or...

Splice function on an array of objects

I'm doing a react/javascript exercice and i'm having some trouble understanding the use of splice() in it. I have 8 cards, and i need to randomly assign 4 cards to 2 players. Now everything works...

Why is it returning a null value in Retrofit?

I had a problem in my baseUrl, which is not returning any value. Could you guys help me, please? I didn't manage to solve this problem. I've just set Java version_1_8 on my Gradle, but it's still...

How to import data from file into class object?

I'm new to python and learning about classes and objects. I have a file with lots of Pokemon data in csv format - example...