LineReader | Read large files line by line in a memory efficient | Genomics library

 by   bcremer PHP Version: 1.1.0 License: MIT

kandi X-RAY | LineReader Summary

kandi X-RAY | LineReader Summary

LineReader is a PHP library typically used in Artificial Intelligence, Genomics applications. LineReader has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

LineReader is a library to read large files line by line in a memory efficient (constant) way.
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            kandi-support Support

              LineReader has a low active ecosystem.
              It has 18 star(s) with 5 fork(s). There are 3 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              LineReader has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of LineReader is 1.1.0

            kandi-Quality Quality

              LineReader has 0 bugs and 0 code smells.

            kandi-Security Security

              LineReader has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              LineReader code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              LineReader 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

              LineReader releases are available to install and integrate.
              Installation instructions, examples and code snippets are available.
              LineReader saves you 79 person hours of effort in developing the same functionality from scratch.
              It has 203 lines of code, 16 functions and 2 files.
              It has medium code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed LineReader and discovered the below as its top functions. This is intended to give you an instant insight into LineReader implemented functionality, and help decide if they suit your requirements.
            • Read from file .
            • Read lines from a file
            • Reads lines from a file .
            • Read from file .
            Get all kandi verified functions for this library.

            LineReader Key Features

            No Key Features are available at this moment for LineReader.

            LineReader Examples and Code Snippets

            No Code Snippets are available at this moment for LineReader.

            Community Discussions

            QUESTION

            JavaScript async sleep function somehow leads to silent exiting of program
            Asked 2022-Mar-23 at 14:52

            I copied an async sleep function from here https://stackoverflow.com/a/39914235/7492244 Then I used it basically in this program. https://nodejs.org/api/readline.html#example-read-file-stream-line-by-line

            So my own index.js looks like:

            ...

            ANSWER

            Answered 2022-Mar-23 at 13:43

            This seem a bit strange that use of reading a stream;

            since you can add event like this

            Source https://stackoverflow.com/questions/71588045

            QUESTION

            How to highlight some words in the line that is entered using Jline?
            Asked 2022-Mar-09 at 17:52

            I use Jline 3.21. This is how I read a line

            ...

            ANSWER

            Answered 2022-Mar-09 at 17:52

            I found the answer. It is necessary to implement Highlighter interface and set it to your lineReader:

            Source https://stackoverflow.com/questions/71355920

            QUESTION

            streaming files from AWS S3 with NodeJS
            Asked 2022-Feb-13 at 22:38

            I am trying to stream data from a large csv file into readline. I tried just piping the readStream from s3 into the readline input, however I faced an error with S3 only allowing a connection to stay open for a certain amount of time.

            I am creating the stream from s3 like so:

            ...

            ANSWER

            Answered 2022-Jan-07 at 18:01

            I was able to work in a solution for this using the AWS S3 Range property and creating a custom readable stream with NodeJS Stream API.

            By using this "smart stream" I was able to grab data in chunks in separate requests to the S3 instance. By grabbing the data in chunks, I avoided any timeout errors as well as creating a more efficient stream. The NodeJS Readable Super class handles the buffer so as to not overload the input to readline. It also automatically handles the pausing and resuming of the stream.

            This class made it possible to stream large files from AWS S3 very easily:

            Source https://stackoverflow.com/questions/70625366

            QUESTION

            how do I exit (return) from a function inside a another function
            Asked 2021-Dec-27 at 15:17

            i made this to save a some info on a file and to read line by line using readline node module

            there is two res.send() one is with return . it only return within current function its sitting on . How do i completely exit from then functions?

            this just for a test . I know I should use Databases

            ...

            ANSWER

            Answered 2021-Dec-26 at 20:33

            Your problem is related to your experience with the asynchronous nature of nodejs.

            You need to use the line-reader in async mode for your tests:

            Source https://stackoverflow.com/questions/70488785

            QUESTION

            Out of memory in LineReader
            Asked 2021-Dec-19 at 19:28

            I am making a program that reads a .tyd file and tries to translate all the text between the " from English to Italian.

            GoToDesk translate-> "Looking for computer"

            The problem is that I am still getting "Out of memory".

            The code is:

            ...

            ANSWER

            Answered 2021-Dec-19 at 19:28

            You need to use StreamReader class. It is not necessary to read all file content into RAM. Open one StreamReader and one StreamWriter. Reed file line by line and write translated data into a temporary file. When all content is translated just move temp file to needed destination. Don't forget to close source and destination handles before moving.

            Source https://stackoverflow.com/questions/70414222

            QUESTION

            Tomcat 9.0.52 won't load project from the WAR file
            Asked 2021-Dec-11 at 01:49

            I recently upgraded my Tomcat 6 to 9.0.52 by referring to https://blogs.nologin.es/rickyepoderi/index.php?/archives/44-Tomcat-7-and-the-Invoker-Servlet.html

            The project is deployed successfully on my local machine however, and I am trying to deploy my project to a remote server but my tomcat throws 'HTTP Status 404 – Not Found' error whenever I try to deploy using a WAR file. However, if I copy over the ROOT folder directly from my local Tomcat or deploy my project using Eclipse the project loads fine.

            Here's the localhost.out file:

            ...

            ANSWER

            Answered 2021-Dec-11 at 01:49

            Here is one possible answer. As the commenter @piotr-p-karwasz has mentioned, the error is due to a static method failure in test.connection.PooledDataSource. Specifically where it loads a properties file.

            Source https://stackoverflow.com/questions/70248957

            QUESTION

            How can I make a readline await async promise?
            Asked 2021-Nov-02 at 15:08

            On NodeJS I need to make a grep like function for log research purposes and I'm trying to make it using readline (since I don't want readline-sync). I've read many messages, tutorials, documentation, stackoverflow posts, and so on, but I couldn't understood how to make it works.

            ...

            ANSWER

            Answered 2021-Nov-02 at 13:31

            Wrap the function call into an async IIFE:

            Source https://stackoverflow.com/questions/69811324

            QUESTION

            tokenizing the data properly in gensim
            Asked 2021-Oct-21 at 04:15

            I am a bit confused as how to tokenize the data correctly in gensim. I have a text file myfile.txt that contains the following text

            ...

            ANSWER

            Answered 2021-Oct-21 at 04:15

            That will work, but because Gensim's LineSentence class (what I assume you mean) breaks tokens on whitespace, your line...

            Source https://stackoverflow.com/questions/69654710

            QUESTION

            How do I cycle through each line of a text file or string, and set it to a variable in Node Js?
            Asked 2021-Aug-14 at 18:13

            I have a text file with names, each name is on a different line. I want to set the first line to a variable, then after 3 seconds, take the second line and set it to the same variable and so forth. Something like a for loop will probably try to be used. I am using Node Js, and can use packages and others code etc, just need a way to get this done. Additionally I can set the text files contents to a string, so if there is no way to sort through the text file I can use a string no problem. I just need a way to go through the lines and set each to a variable (const, var, etc).

            Test.txt example:
            Kevin
            Bob
            Sally
            Darla
            John
            Kim

            Then what I want to do is set line 1: Kevin to a string. const name = Kevin; Then 3 seconds later set it to Bob etc etc.

            Thanks in advance!

            Line Reader NPM Package Link: https://www.npmjs.com/package/line-reader

            Current Code to Set Text File Contents to a String:

            ...

            ANSWER

            Answered 2021-Aug-14 at 18:13

            You can try readline internal module (file reading example).

            CJS variant:

            Source https://stackoverflow.com/questions/68780687

            QUESTION

            How to turn data from a txt file into an array of objects in Node
            Asked 2021-Jul-20 at 17:20

            I'm new to Node, and I have a text file that has data like this

            ...

            ANSWER

            Answered 2021-Jul-20 at 17:07

            You can try readline internal module, by the way (see this example), if your file is big and you do need line by line processing:

            Source https://stackoverflow.com/questions/68458424

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

            Vulnerabilities

            No vulnerabilities reported

            Install LineReader

            You can download it from GitHub.
            PHP requires the Visual C runtime (CRT). The Microsoft Visual C++ Redistributable for Visual Studio 2019 is suitable for all these PHP versions, see visualstudio.microsoft.com. You MUST download the x86 CRT for PHP x86 builds and the x64 CRT for PHP x64 builds. The CRT installer supports the /quiet and /norestart command-line switches, so you can also script it.

            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

            https://github.com/bcremer/LineReader.git

          • CLI

            gh repo clone bcremer/LineReader

          • sshUrl

            git@github.com:bcremer/LineReader.git

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