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Mastering Development

Show how this field is used to solve the problem in the corresponding protocol

“Time to live” (TTL) is used by some of the protocols that you have studied in this lesson. Show how this field is used to solve the problem in the http protocol. Show how this field is used to solve the problem in the DNS protocol.

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Mastering Development

I have column x in hh:mm format of datatype varchar in SQL Server and I want to perform sum on that ‘x’ column

I have column x in hh:mm format of datatype varchar in SQL Server and I want to perform sum on that x column. I created a user-defined function to convert total min into hh:mm format. Then I tried to perform sum to calculate total duration: sum(cast(new_totalmin AS Int)) also i want total of HH:mm exactly […]

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Mastering Development

Get type parameter value from URL with livewire

I wanted to get the value of type from the url "example.com/user?type=agent" using livewire. I have tried using Input::get(‘type’) but is not working in livewire component class

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Mastering Development

Getting an error with a period should be between alias name and period?

I totally thought I was over the SQL hump but still getting issues! So my code is here for example: create volatile table final_pull as ( a.id a.id_2 a.id_3 ) commit on data perceive rows (I’m not on my work computer so I’m blanking on the actual ending for this lol) But I keep getting […]

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Mastering Development

OES_depth_texture and glReadPixels

The open gl es 2.0 extension, OES_depth_texture, enables writing of depth information to frame buffer with an attached texture. However, the spec not describe the usage of glReadPixels with such an extension. As far as I can tell glReadPixels will not work with such a Frame Buffer (I’ve tried, and get the invalid operation error). […]

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Mastering Development

DatetimeIndex to integer by hours

I have a dataframe that I grouped with function groupby. In order to do so, I had to use DatetimeIndex. However, I would like to transform my datetimeindex as integer to use it as index for aa dynamic optimization model. I’m able to transform my date time index as float by not as integer differenciating […]

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Mastering Development

How to map columns of two dfs containing sentences using spacy or nlp

There are two input tables (or df). each contains an id and corresponding descriptions. That is table1 contains id1 description1 and table2 contains id2 and description2. I have to compare descriptions 1 and 2. And map rows of table 1 with matching rows of table 2(there will be more than one row in table 2 […]

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Android User Help

Android MP3 track numbers erased

I’ve been having this strange problem on my Redmi Note 7 running MIUI 12.0.2.0 Global. I’ve been using Shuttle and Musicolet players interchangeably because of their varying features and I have a lot of MP3 files stored in my SD card. The problem is that track numbers for tracks #8 and #9 on random folders […]

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Mastering Development System & Network

HTTPS + Nginx Reverse Proxy + URL rewrite

I am trying to direct all HTTPS traffic to Nginx server where it will handle all the requests as HTTP requests to all internal servers. So far, I am able to get the template below to work for most of my servers. server { listen 443 default ssl; ssl_certificate /etc/letencrypt/live/somesite.com/fullchain.pem; ssl_certificate_key /etc/letencrypt/live/somesite.com/privkey.pem; server_name somesite.com; location […]

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Mastering Development System & Network

Can I combine my openssl key and csr creation commands in to one command keeping des3 passphrase encryption?

I am in the process of trying to automate/script via shell, a method of post server build config for one of our teams, and one of the final steps after all is installed, is to generate an SSL key and csr file ready for upload to our internal certificate management/signing tool. The existing process had […]