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Aleen Johnson

Answers by Aleen Johnson

Python AttributeError: 'module' object has no attribute 'Serial' [duplicate]?

You're importing the module, not the class. So, you must write: from serial import Serial You need to install serial module correctly: ...

How to make Bootstrap file browse button using django-crispy-forms?

I know this is an old post but for any one interested, Crispy Forms has this in the documentation: FieldWithButtons: You can create an i...

How to check if a given directory exists in Ruby?

If it matters whether the file you're looking for is a directory and not just a file, you could use File.directory? or Dir.exist?. This wi...

Rendering a dynamically created family graph with no overlapping using a depth first search??

Although an answer has been posted (and accepted), I thought there is no harm in posting what I worked upon this problem last night. I ap...

Python/Json:Expecting property name enclosed in double quotes?

This: {'http://example.org/about': {'http://purl.org/dc/terms/title': [{'type': 'literal', 'value': "Anna's Homepage"}]}} is not JSON. ...

INVENTORY SYSTEM! Problems with tables?

Since your other tables (cakes, pies, etc.) don't add any new attributes, it's hard to envision why you need them. Wouldn't a row in cakes...

java.util.regex.PatternSyntaxException: Dangling meta character '+' near index 0 +?

There are reserved character in Regex and you should scape these character to achieve what you want. For example, you can't use String.spl...

How to input text into tinceMCE editior using selenium/webdriver?

There are multiple ways of doing it. Here's an article you might want to have a look. Test WYSIWYG editors using Selenium WebDriver Code...

How to add a different class to the same class in JQuery??

Now I finnaly understand what you want this code is needed // Wait on the document to be loaded $(function(){ // get every element w...

How to get the type of T from a member of a generic class or method??

If I understand correctly, your list has the same type parameter as the container class itself. If this is the case, then: Type typeParam...

If any textbox on page is changed, call function?

With jQuery: $("input[type=text]").change(function() { // put your code here }); EDIT: If you are new to jQuery or don't know ab...

Handling Touch Events - onInterceptTouchEvent and onTouchEvent?

Note that onInterceptTouchEvent() is a method from the ViewGroup class, and not from Activity. You can achieve the desired behavior by mo...

Ignore ssl certs for easy install python?

The issue, as mentioned here is, setuptools is trying to talk to PyPI, not pip, and that 3.6.0 on macOS does not have access to a C...

In Reporting Services, increase the quality of the background image above 96 dpi?

I found a webpage which explain how to export PDF with a good dpi. http://codeproject.com/Articles/95750/High-fidelity-printing-through-th...

How do I reference the input of an HTML <textarea> control in codebehind??

You are not using a .NET control for your text area. Either add runat="server" to the HTML TextArea control or use a .NET control: Try th...