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Linux Mastering Development Ubuntu

Ubuntu doesn’t shut down hardware when shutdown option is pressed

When i want to click on shutdown button on GUI in ubuntu, it doesn’t shutdown. My computer is Acer Es1-533 Info for my software: Linux igor-Aspire-ES1-533 5.3.0-46-generic #38~18.04.1-Ubuntu SMP Tue Mar 31 04:17:56 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux It is runnning Ubuntu Desktop 18.04.4 LTS FURTHER EXPLANATION I have tried every single solution on […]

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Linux Mastering Development Ubuntu

Installation error on lubuntu

When i try to install either Lubuntu or Ubuntu MATE, I see an ACPI error about the power button event failed to enable. The ACPI error I’m not too worried about, I saw others had similar errors and they were told to ignore those errors. My main worry is when I choose any option that […]

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Ask Mathematics

Let fn(x) = x – x^n, 0

fn(0) = 0 for all n fn(1) = 0 for all n how to prove from this point, I don’t know.

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Mastering Development

Node.js app and Apache php back-end at the same server

I have a VPS which runs under CentOS 7. The idea is: to have under maindomain.com node.js front-end app deployed while under api.maindomain.com to have php back-end deployed. Is it possible? Say, add server blocks to Nginx: reverse proxy localhost:4000 for node.js app and the other block for localhost:80 for php back-end. Maybe there exists […]

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Development

How to resolve: error: failed processing manifest

I am new to Ionic, Android and Moodle, I have several errors when trying to generate a custom Moodle apk, I come here for help for this error that is generated with the application ID. Well, what I did was the following, I changed the original Moodle ID to my application, I was fixing errors […]

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Development User Help

.mkv file will always stop at specific timing, but play on diff drive. How do I fix this?

I have .mkv file on G: drive (10 years old HDD). Some file, when played, will always stop at specific timing, no matter the player. When I tried to copy the file over to C: drive (5 years old SDD), the file play just fine. Another problem (maybe unrelated, I don’t know), some file will […]

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Development

Strange behaviour of eager take

Naturally lazy D:\>6e “my @bar = ‘a’, ‘b’, ‘c’; sub foo( @b ) { my $bar = 0; gather loop { print “*”; take ($bar, @b[$bar]); $bar++; last if $bar > 2; } }; .print for foo( @bar )” *(0 a)*(1 b)*(2 c) So far, so expected. Now, let’s be eager. D:\>6e “my @bar = […]

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AJAX Bootstrap CSS Development JSON

Bootstrap – My table can’t read a local JSON file

I don’t know, I can’t read some JSON file ou put a table which read JSON data (internal or external source) Does someone have an idea? Here are my link and script I used <link rel=”stylesheet” href=”https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/css/bootstrap.min.css”> <link rel=”stylesheet” href=”https://cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.10.1/bootstrap-table.min.css”> <script src=”https://unpkg.com/bootstrap-table@1.15.5/dist/bootstrap-table.min.js”></script> Here is my script where I create the table, I use data-URL to […]

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AJAX CSS Development JSON

Boostrap – My table can’t read a local json file

i don’t know, i can’t read some json file ou put a table which read json data (internal or external source) Someone have an idea ? here is my link and script i used <link rel=”stylesheet” href=”https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/css/bootstrap.min.css”> <link rel=”stylesheet” href=”https://cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.10.1/bootstrap-table.min.css”> <script src=”https://unpkg.com/bootstrap-table@1.15.5/dist/bootstrap-table.min.js”></script> Here is my script where I create the table, i use data-url to […]

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Android Chrome CSS Development Website

Site doesn’t hide address bar when scroll down in mobile browsers on Android

I made simple React app by “create-react-app” function (using hash-router, if it will help), and deployed it on github-pages. But, unfortunately, non of my pages doesn’t hide address bar in mobile browsers when scroll down. Height of pages of course is more then 100%. Similar problem was there: Force hide address bar in Chrome on […]