Categories
User Help

cross val score returns NAN in sklearn

I am getting nan score from cross_val_score. May I please know how to handle it.. Struggling since a day. from sklearn.model_selection import KFold, cross_val_score from sklearn.model_selection import train_test_split import hyperopt from hyperopt import tpe from hyperopt import STATUS_OK from hyperopt import Trials from hyperopt import hp from hyperopt import fmin from sklearn.linear_model import LogisticRegression df […]

Categories
Mastering Development

Slide images from right to left not working when adding controls in JS

Using material obtained on Internet I created a slide images who runs smootly from right to left. When I added next/previous controls I did not catch again the same effect. The code below shows both situations: first group of css and html generates the slide ok; second group shows the same, just adding controls and […]

Categories
Mastering Development

assigning itertools combinations output to a numpy array

I am trying to assign the output of itertools combinations function to a numpy array and it is creating a blank array. Why does this code not work correctly? import numpy as np from itertools import combinations A=[10,5,7,90,4,200,64] B=combinations(A,5) NA=np.zeros([5,21],dtype=np.uint8) print (list(B)) NA=list(B) print (NA)

Categories
Mastering Development

Depth Inaccuracies

I have been struggling with depth while creating a 3D engine in pure JavaScript using the HTML Canvas. Before I begin, I have to say that I am fairly new when it comes to coding 3D, so if I should change the way I coded something in particular to fix the problem, please let me […]

Categories
Linux Mastering Development

Pick particular match keyword from one column and paste it on last column-Linux

I have data in CSV, where 3rd column contain exact 5 digit number. Need to copy this number and paste in last column. 2020-05-19_19:03:07,210,HR051919040_to_17622_is_ok. 2020-05-19_19:03:07,200,MP051919032700_to_Average_95840_is_ok. 2020-05-19_19:03:07,200, 2020-05-19_19:03:07,200,RJ0515_to_System__to_66638_is_nok. Output: 2020-05-19_19:03:07,210,HR051919040_to_17622_is_ok.,17622 2020-05-19_19:03:07,200,MP051919032700_to_Average_95840_is_ok.,95840 2020-05-19_19:03:07,200,, 2020-05-19_19:03:07,200,RJ0515_to_System__to_66638_is_nok.,66638 I tried to use sed to search for 5 digit number but it is not working as it has character as well. sed […]

Categories
Mastering Development

Grabbing result from a picker view for use in other view controller

Hello fellow programmers, I am having some trouble figuring out passing data between view controllers. my initial view controller(SelectCarViewController) consists of two pickers(year and make/model) I have a Label that displays the year once selected and a label that displays the make/model once selected. Once the two are filled in an invisible button(search parts) will […]

Categories
Mastering Development

Change tuning parameters shown in the plot created by Caret in R

I’m using the Caret package in R to train a model by the method called ‘xgbTree’ in R. After plotting the trained model as shown the picture below: the tuning parameter namely ‘eta’ = 0.2 is not what I want as I also have eta = 0.1 as tuning parameter defined in expand.grid before training […]

Categories
Game Creation Mastering Development

Class Not Found Exception on Class.forName()

I am having this exception on title. I have been following a LibGDX programming PDF, everything was working perfectly and then this code have been implemented, and it isnt working anymore. I should add that Rock and Starfish are classes on my project, and there is no typo on class names Caught message: java.lang.ClassNotFoundException: Rock […]

Categories
Mastering Development

Anyone knows how to solve a table like this?

frame=new JFrame(); String data[][]={ {}, {}, {}}; String column[]={“Document (below 2kg)”,”Parcel (above 2kg)”}; String column2[]={“First 500gm”,”Subsequent 250gm”}; JTable jt=new JTable(data,column); jt.setBounds(30,40,200,300); JScrollPane sp=new JScrollPane(jt); frame.add(sp); frame.setSize(600,200); frame.setVisible(true); is there anyone who knows how to create a GUI table like this?

Categories
Mastering Development

How can I convert a const char* to a string in CLR/C++ with FLTK to obtain the value of an FL_Input or other widget?

I have been recently constructing a program. The end goal is to get what the user has written in the Fl_Input box and write it into my database. To do this I am going to need a callback on a button that allows me to at least get the string value of an Fl_Input->value() The […]