Categories
Linux Mastering Development Ubuntu

Some issues in logs after the upgrade to 20.04

I am a newbie in ubuntu, and would be most grateful if you could help me in an appropriate manner, please, if you can. I have upgraded the 18.04 system to the 20.04 version on my v3-471G acer aspire laptop with some problems on the way, i.e. in the beginning it booted into a black […]

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Mastering Development

Read the SQL query from the excel and and the output should be saved in the same excel

In Selenium-java I want to read the SQL query from the excel cell and pass it into the JDBC code. The obtained output (i.e. the data from database) should be saved in the excel. Can someone suggest or help me with this, please.

Categories
CMS Mastering Development Wordpress

How to add a Theme Option

Please, help me with some code for wordpress. I wish to create one option in my theme that users can be able to select how many columns for blog page they want to see the posts, after that, I want to use one if to check witch option users have selected and create the column. […]

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Ask Chemistry

Self-replicating polyposhates

I would need to throw in some explanations about my work and ideas here, so please, bare with me if this questions gets a little bit too long than usual for this site. I know it could be tedious but I would apreciate if you give it a few of minutes to read through. I […]

Categories
CMS Magento Mastering Development

Attempting to display specific custom attributes in a particular table format

This may not be the best place to ask this question as it might be more of a php question but I took up building a Magento site as a hobby during covid-lockdown so I thought I’ll ask here – apologies in advance. I have a need to display certain custom attributes of a product […]

Categories
Linux Mastering Development Ubuntu

Permission Denied – when removing Snap Gimp Package

I want to uninstall gimp. I type the following command to do so: sudo snap remove gimp When I do this, I get the following error: error: cannot perform the following tasks: – Save data of snap "gimp" in automatic snapshot set #15 (cannot create archive: tar: 281/.config/GIMP/2.10/patterns/GPS-Pat: Cannot open: Permission denied (and 18 more)) […]

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Mastering Development

Need to switch 2 tabs in Chrome browser in Karate UI

Please, help me. I am stuck in tabs switching. The problem – when I click the button (real site behavior), the new page is opened in the new tab and I am redirecting to the new tab too. But when I execute the test, debugging shows, that I am on the same page, that I […]

Categories
Linux Mastering Development

Setup RAID10 (mdadm and/or lvm) starting with three empty disks, then add fourth disk (has data in it)

Please, tell me if it is possibile to create RAID10 (near layout) with odd drives and then adding even(th) disk to that existing RAID10. TOTAL: 4* 2TB drives (sdc,sdd,sde,sdf) FREE: 3 of them (sdd,sde,sdf) are empty / unpartitioned; ready to RAID IN-USE: 1 HDD (sdc) has data in it mdadm or lvm creation of RAID10 […]

Categories
Mastering Development System & Network

When an IP is GOOD or BAD boy – a research aproach

good old times those in which every computer/organization had its own, almost proprietary IP, and by its own IP you could know if it was one of the good allies, or one of the malignius IPs used by the army of Ambrosia. Those times may come with IPv6, but in the meanwhile, for most of […]

Categories
User Help Web Apps

Facebook groups admin

As an administrator I would like to create a photo album in a public Facebook group that only other administrators or moderators have access to, but I can’t work out if this is possible, never mind actually do it. Can anyone help, please?