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Rosalyn Leffler

Questions by Rosalyn Leffler

IOS camera returns black screen after leaving pwa?

I'm using html file input to open camera and take photos for my PWA. <input type="file" accept="image/*" capture...

Make sap.m.CustomTile resizable for resolution e.g. from 500px to 320px?

I customized the sap.m.CustomTile with some sap.m.FormattedText. I need this CustomTile to be resizable according to...

'externalptr' error in R using XML data?

I am working with some XML data in R and running into errors regarding type 'externalptr'. 1) I get the following...

error 'document' is not defined : eslint / React?

I'm building a React app, with create-react-app. I got the following error when running ESLint: 8:3 error 'docume...

Check if a string contains a number?

Most of the questions I've found are biased on the fact they're looking for letters in their numbers, whereas I'm lo...

__doPostBack() is causing post back but not calling button click event in aspx page?

I am using a aspx page which is having a button. <asp:Button ID="savebtn" runat="server" OnClick="savebtn_Clic...

All paths of a tree?

How could one go on about listing all paths within a tree using recursion? I call this in the shell: t = Tree(1) t...

string from after the second space character?

I have a string string str= "Jhon 12345 R333445 3434"; string str1= "Mike 00987 #F54543"; So from str i w...

UnicodeEncodeError: 'cp950' codec can't encode character '\u810f' in position 67: illegal multibyte sequence?

I scraped a web page, they contain some articles in Traditional Chinese, Simplified Chinese and English. There's no ...

ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known?

I am trying to set up a VPN with a Raspberry Pi, and the first step is gaining the ability to ssh into the device fr...

Gradle project refresh failed after Android Studio update?

Here's the output: 11:57:04 AM Gradle 'KeddreaderProject' project refresh failed: Cause: org.gradle.internal.s...

Error: Could not find or load main class in intelliJ IDE?

I'm a beginner in Java and am trying to run my code using IntelliJ that I just installed as my IDE with JDK 1.7. Th...

Python: Why should 'from <module> import *' be prohibited??

If you happen to have from &lt;module&gt; import * in the middle of your program (or module), you would get the w...

IDL interpol equivalent for python?

What would be a python equivalent for the INTERPOL function as seen in the following IDL code: x = interpol(a,b,c)...