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Development

Getting a -1 error when trying to insert in SQLite

I tried inserting some sample data in my database. And initially got an error on my Logcat saying the column “movie_rating” is not null. I commented out a section of code that seemed to make it complicated and didn’t see the message again on logcat but still getting -1 when I check it with debugger. […]

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Development Domain

Find domain values in inner arrays

I have a dataset like this: const dataset = [ { ‘color’: ‘red’, ‘data’: [{ x: 0, y: 600 }, { x: 2, y: 900 }, { x: 4, y: 650 }, { x: 6, y: 700 }, { x: 9, y: 600 }] }, { ‘color’: ‘blue’, ‘data’: [{ x: 0, y: 400 }, […]

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Development Plugins

How to zoom and pan in specific areas of Chartjs?

Is it possible to zoom and pan in a specific area by chartjs-plugin-zoom? chartjs-plugin-zoom can zoom and pan by the mouse operating in all areas of the chart. For example like this JSFiddle. However, I want to implement interactions only in certain areas. Specifically, I want to zoom in/out the vertical direction only on the […]

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Development

Cin and getline won’t save non ascii characters correctly

I’m trying to open a file which path has non-ascii characters. The user drags the file into the cmd and I get the path with getline. When I try to open the file using the path provided by the user it doesn’t work. #include <iostream> #include <string> #include <fstream> #include <cstdlib> using namespace std; int […]

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Development

Rest call containing text ‘${‘ is not working as expected

I was sending data to server through post call and when my XML/JSON contains ‘$’ and ‘{‘ together like ‘${‘, server rejects the request. But the same works with RestMan and PostMan. Issue can be replicated by modifying any request body to have ‘${‘ together Sample API :- https://reqres.in/api/users – Method- POST , headers—> Content-Type […]

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Development

TypeError: ‘int’ object is not callable in np.random.seed

I am trying to do data augmentation on 2018 Data Science Bowl previous competition on Kaggle. I am trying this code: ## Data augmentation # Creating the training Image and Mask generator image_datagen = image.ImageDataGenerator(shear_range=0.5, rotation_range=50, zoom_range=0.2, width_shift_range=0.2, height_shift_range=0.2, fill_mode=’reflect’) mask_datagen = image.ImageDataGenerator(shear_range=0.5, rotation_range=50, zoom_range=0.2, width_shift_range=0.2, height_shift_range=0.2, fill_mode=’reflect’) # Keep the same seed for image […]

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Development Linux Plugins

Error spam from gedit when launched from command line

I have gedit set as my git editor, and it works quite well for me. When I do git commit, gedit pops up with the commit info and I can enter my commit message, Ctrl+S, Ctrl+Q and git will proceed as expected. However, because git commit and hence the gedit was run from the commandline, […]

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Development

User Creation in Apache Airflow

I’ve been asked to implement some stuff for Airflow. However user creation is somewhat confusing to me. My Example I set up two users – person.a and person.b – that can both be used to access via the UI as Admin by doing something like: airflow create_user -r Admin -u person.a -e person.a@email.com -p “mypwd” […]

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Development

Shared receive buffer for USB endpoints?

I’m developing a USB device driver for a microcontroller (Atmel/Microchip SAMD21, but I think the question is a general one). I need multiple endpoints for control & data, and the USB hardware uses per-endpoint descriptors to (among other things) locate buffers for input and output data. Since IN data is polled at the host’s discretion […]

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Development

Why is my wide open Content-Security-Policy still an issue in Safari?

I am working on integrating Stripe checkout, and I have consistently run up against a CSP error in Safari. I’ve been tweaking my CSP in an attempt to fix the error. This is the latest version of a wide-open CSP to find a baseline where this error goes away: <meta http-equiv=”Content-Security-Policy” content=”script-src * ‘unsafe-inline’;”> Despite […]