How to select all non-NaN columns and non-NaN last column using pandas?

Python
Forgive me if the title a little bit confusing. Assuming I have test.h5. Below is the result of reading this file using df.read_hdf('test.h5', 'testd...
2 years ago

why dict['port_password']['server_port'] = 126 is correct in this case inPyhton?

Python
Here is the code. config={'port_password':{'server_port':123}} config['port_password'] = {} config['port_password']['server_port'] = 126 print(config...
2 years ago

Unit testing react-redux connected components with Mocha/Chai

React JSX
I'm trying to test a connected component, which I've exported both as a connected component and as a plain one as per the suggestion here by Ashwin Va...
2 years ago

Unexpected tIDENTIFIER, expecting keyword_do or '{' or '('

Ruby
This is my Rails code: def update if @post.update(post_params) redirect_to @post, notice: “Update successful” else render ‘edit’ end en...
2 years ago

CSS: How to change font color for a specific disabled field?

CSS
I found several topic about how to change all disabled fields's font-color by using the next code: input[disabled=disabled] { /* your style */ colo...
2 years ago

jQuery String selector add string from file

HTML
I have a line that creates a simple box like so: var box = $('<button>').addClass('box'); With using the css: .box { border-radius: 0.7v...
2 years ago

show/hide select options when td class is multiple

HTML
When I choose an option in a select, some columns are displayed, some are hidden. Some columns have several class. For example: "object 7" is in ...
2 years ago

How do I hide/show the right button in the Navigation Bar

iOS
I need to hide the right button in the Navigation Bar, then unhide it after the user selects some options. Unfortunately, the following doesn't work:...
2 years ago

SunPKCS11 provider in Java 9

Java
Up to Java 8 the SunPKCS11 provider was loaded like this: Provider provider = new sun.security.pkcs11.SunPKCS11 (new ByteArrayInputStream (configFile...
2 years ago

Can I break an ES6 JavaScript program using the revealing pattern into separate files?

Javascript
I have a large and growing JavaScript program that I'd like to break into separate files for maintainability but I don't know if it is possible. I hav...
2 years ago

Typescript - array to chunks

Javascript
I have an array as following: public taskListCustom: any=[ {title: 'Task 1', status: 'done'}, {title: 'Task 2', status: 'done'}, {title: 'Task 3', st...
2 years ago

jQuery keyup - multiple inputs and pass id name?

jQuery
I've got a number of input id's in a form as follows (example, not complete form) This is for a Chrome Extension so I cannot modify the form. <for...
2 years ago

Return a string to a SQL server query about searching

MySQL
I am trying to find out if the file that is being uploaded already exists in the server. And one way for me to do this is to check if the same file na...
2 years ago

XAMPP and safe working environment

PHP
Welcome, I've got a quick question about PHP development environment. To be specific, I would like to use a program (maybe XAMPP or WAMP) for home us...
2 years ago

Python jinja2 shorthand conditional

Python
Say I have this: {% if files %} Update {% else %} Continue {% endif %} In PHP, say, I can write a shorthand conditional, like: <?php ec...
2 years ago

Why django do not display comments?

Python
my model : class Post(models.Model): message = models.TextField(max_length=4000) topic = models.ForeignKey(Topic, related_name='posts') c...
2 years ago

Issues sending Fetch delete request in React to Rails API

React JSX
I'm able to send get and put methods fine, but am surprisingly not able to send a delete fetch request from my Redux action to my Rails backend. This ...
2 years ago

Removing file using name contains in Ruby

Ruby
I have written the below code to keep a file that matches the passed in name and removes the rest of the files in the folder. def removeFiles2(path, ...
2 years ago

Inject on ActiveRecord objects

Ruby
I'm trying to create a hash based on an ActiveRecord query in a model quit_reasons the return from a has_many associations reasons = quit_reasons.inj...
2 years ago

SUM Values Treat as POS or NEG based on Text value from another column

SQL
I'm using SQL Server Managment Studio. I'm trying to SUM "Amount" column using CASE condition that if my DCIP column value = D then Treat "Amount" as ...
2 years ago