pc | python calculator purely aesthetic. probably pretty glitchy | Apps library

 by   dixler Python Version: Current License: MIT

kandi X-RAY | pc Summary

kandi X-RAY | pc Summary

pc is a Python library typically used in Apps applications. pc has no bugs, it has no vulnerabilities, it has a Permissive License and it has high support. However pc build file is not available. You can download it from GitHub.

I made an interactive calculator for command line that formats the equation nicely. It's pretty much a frontend to the python interpreter for mathematical purposes. It was a pain to figure out and likely has some glitches that I'll need to resolve, but I'm happy that I finally made it after the struggle. The name is a pun on the CLI calculator bc and is pretty basic. I literally use python's eval to do the math because I don't want to deal with precedence rules for my parser that I noticed are pretty glitchy. Like I said, it uses eval making it pretty blatantly insecure and kinda dangerous and that's mostly why I added the license.
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            kandi-support Support

              pc has a highly active ecosystem.
              It has 11 star(s) with 0 fork(s). There are 2 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 2 open issues and 0 have been closed. On average issues are closed in 765 days. There are no pull requests.
              OutlinedDot
              It has a negative sentiment in the developer community.
              The latest version of pc is current.

            kandi-Quality Quality

              pc has no bugs reported.

            kandi-Security Security

              pc has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              pc is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              pc releases are not available. You will need to build from source code and install.
              pc has no build file. You will be need to create the build yourself to build the component from source.

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            pc Key Features

            No Key Features are available at this moment for pc.

            pc Examples and Code Snippets

            No Code Snippets are available at this moment for pc.

            Community Discussions

            QUESTION

            Crash on a protocol witness related issue
            Asked 2021-Jun-15 at 13:26

            In my iOS app "Progression" there is rarely a crash (1 crash in ~1000+ Sessions) I am currently not able to fix. The message is

            Progression: protocol witness for TrainingSetSessionManager.update(object:weight:reps:) in conformance TrainingSetSessionDataManager + 40

            This crash points me to the following method:

            ...

            ANSWER

            Answered 2021-Jun-15 at 13:26

            While editing my initial question to add more context as Jay proposed I think it found the issue.

            What probably happens? The view where the crash is, contains a table view. Each cell will be configured before being presented. I use a flag which holds the information, if the amount of weight for this cell (it is a strength workout app) has been initially set or is a change. When prepareForReuse is being called, this flag has not been reset. And that now means scrolling through the table view triggers a DB write for each reused cell, that leads to unnecessary writes to the db. Unnecessary, because the exact same number is already saved in the db.

            My speculation: Scrolling fast could maybe lead to a race condition (I have read something about that issue with realm) and that maybe causes this weird crash, because there are multiple single writes initiated in a short time.

            Solution: I now reset the flag on prepareForReuse to its initial value to prevent this misbehaviour.

            The crash only happens when the cell is set up and the described behaviour happens. Therefor I'm quite confident I fixed the issue finally. Let's see. -- I was not able to reproduce the issue, but it also only happens pretty rare.

            Source https://stackoverflow.com/questions/67947819

            QUESTION

            Android Studio very laggy on M1 Apple Silicon chip
            Asked 2021-Jun-15 at 13:11

            I've upgraded to the M1 chip 2020 Macbook Air from a 7th gen. Intel chip pc. Overall, I'm very happy and content with it but when it comes to Android Studio performance, which I use quite often, it is very disappointing I'm sorry to say. When will an Apple Silicon compatible version be available? Are any of you guys have any clue?

            ...

            ANSWER

            Answered 2021-Apr-11 at 08:34

            use Intellij CE the latest version released on April 6th has native support for m1 and its very fast and intuitive, i've been using it and it's not very different from android studio

            Source https://stackoverflow.com/questions/66731025

            QUESTION

            UndeclaredThrowableException for custom Exceptions
            Asked 2021-Jun-15 at 10:54

            I'm currently working on a project running a jboss backend server (server-ear:ear exploded artefact) and a java gui (java 11) as frontend.

            The backend contains a java service bean which accesses a database server and throws a custom exception (extends exceptions), if the variable is not found. The GUI catches the custom exceptions with a try and catch block.

            The code is build and run inside of Intellij + Maven.

            If i try to execute the code following arrow pops up at runtime:

            ...

            ANSWER

            Answered 2021-Jun-15 at 10:54

            So for anyone interested what the problem was:

            Since we are using a custom logger (ServiceLoggingInvocationHandler) which try catched the exceptions of an invoke method, the catched exceptions were already wrapped with an invocation exception and were not the original exceptions. To solve the problem we needed to unwrap the exceptions again before forwarding them.

            Since the logger was only used in debugging mode and only when specified the problem was only occurring for me.

            Source https://stackoverflow.com/questions/67701079

            QUESTION

            npm run start won't find node_modules folder on different OS aside Windows
            Asked 2021-Jun-15 at 10:13

            I made a node JS application using Hapi on Windows 10. After testing it locally, the script start would run without any problem. here is the start script inside the package.json

            ...

            ANSWER

            Answered 2021-Jun-15 at 10:13

            You need to quote the *: nodemon -e "*" src/server.js.

            Unlike Windows' cmd, Linux shells expand wildcards (as you can see in the command actually run, above the error). In Windows it's up to the program you are calling to expand wildcards. Since that is what you want in case of nodemon, it worked "by chance" on Windows without escaping the asterisk because it doesn't have any special meaning to cmd, but in Linux it will get expanded and that's not what you want.

            Source https://stackoverflow.com/questions/67800328

            QUESTION

            Urllib3 error "SSL: wrong signature type"
            Asked 2021-Jun-15 at 09:46

            When I run the following code in python 3.8.5 from an Ubuntu Server:

            ...

            ANSWER

            Answered 2021-Apr-07 at 10:06

            I answer by myself referencing this GitHub issue: https://github.com/psf/requests/issues/4775

            I solved the problem using the code below:

            Source https://stackoverflow.com/questions/66689696

            QUESTION

            Cors request did not succeed when im trying to run it on another pc
            Asked 2021-Jun-15 at 09:41

            so im developing website using nodejs, and then deploying it to microsoft azure, and using Azure Database for mysql server to be exact, and importing my databse using mysql workbench, now the problem is in the CORS, everyhting going well i run it on chrome and firefox in the same pc works fine, but when i try to acces the website using another pc, i get the error says "Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at http://localhost:3000/data/price%20asc. (Reason: CORS request did not succeed)".

            heres my nodejs code:

            ...

            ANSWER

            Answered 2021-Jun-15 at 09:41

            If you are using Azure app service to host your nodejs app,the most fastest way to config CORS on Azure Portal => app service => CORS :

            I did some test on my side and this is my nodejs server code(as you can see, no config for CORS) :

            Source https://stackoverflow.com/questions/67982234

            QUESTION

            Group by to return entirety of the data not just what I am grouping by
            Asked 2021-Jun-15 at 03:48

            Is it possible to return the entirety of data not just part of which we are grouping by?

            I mean for example - I have a dataframe with 5 columns and one of those columns contains distance, the other one is timestamp and the last important one is name. I grouped dataframe by timestamp - agg function I applied is (min) on distance. As a return i get correctly grouped dataframe with timestamp and distance - how can i add columns name there. If I group it by name as well then timestamp becomes duplicated - it has to stay unique. As a final result I need to get dataframe like this:

            timestamp name distance 2020-03-03 15:30:235 Billy 123 2020-03-03 15:30:435 Johny 111

            But instead i get this:

            timestamp distance 2020-03-03 15:30:235 123 2020-03-03 15:30:435 111

            Whole table has more than 700k rows so joining it back on distance gives me that amount of rows which my PC can't even handle.

            Here is my groupby which gives me 2nd table:

            grouped_df = df1.groupby('timestamp')['distance'].min()

            Here is what i tried to do in order to get name inside the table:

            ...

            ANSWER

            Answered 2021-Jun-15 at 03:48

            You can use GroupBy.agg method to apply min on the distance column, and apply a relevant function on name column (lambda x:x to simply return its data). This will return the dataframe with both columns back to you:

            Source https://stackoverflow.com/questions/67959557

            QUESTION

            How to add sql 'when' functionality in c# linq
            Asked 2021-Jun-15 at 00:59

            I have the following parameters:

            ...

            ANSWER

            Answered 2021-Jun-15 at 00:59

            QUESTION

            How to check letter by letter using addEventListener 'keydown'?
            Asked 2021-Jun-15 at 00:14

            I'm trying to check if is true or false the letter I typed.

            for exemplo, I have one String that I caught from a array doing join(' '):

            "problem test javascript css pc"

            My current code:

            ...

            ANSWER

            Answered 2021-Jun-15 at 00:14

            Here's an example you can follow. First you store the phrase as an array, and for every keydown, compare the event.key with the letter that matches the counter index of the phrase array. For each correctly keyed letter, you advance your counter. Look through this code to get an idea of how it works

            Source https://stackoverflow.com/questions/67978319

            QUESTION

            why "A stack overflow in task iot_thread has been detected" is coming continuously?
            Asked 2021-Jun-14 at 22:09

            I'm working on an aws/amazon-freertos project. In there I found some unusual error "A stack overflow in task iot_thread has been detected".

            Many time I got this error and somehow I managed to remove it by changing the code.

            I just want to know what this error means actually?

            As per what I know, it simply means that the iot_thread ask stack size is not sufficient. So it's getting overflow.

            Is this the only reason why this error comes or can there be another reason for this?

            If yes then where should I increase the stack size of the iot_thread task?

            Full Log:

            ...

            ANSWER

            Answered 2021-Jun-14 at 22:05

            It simply means that the iot_thread ask stack size is not sufficient. [...] Is this the only reason why this error comes or can there be another reason for this?

            Either it is insufficient you your stack usage is excessive (due to recursion error or instantiation of instantiation of large objects or arrays. Either way the cause is the same. Whether it is due insufficient stack or excessive stack usage is a matter of design an intent.

            If yes then where should I increase the stack size of the iot_thread task?

            The stack for a thread is assigned in the task creation function. For a dynamically allocated stack that would be the xTaskCreate() call usStackDepth parameter:

            Source https://stackoverflow.com/questions/67970388

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install pc

            You can download it from GitHub.
            You can use pc like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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            https://github.com/dixler/pc.git

          • CLI

            gh repo clone dixler/pc

          • sshUrl

            git@github.com:dixler/pc.git

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