We write an open source messenger

Why are we writing?
 
We write an open source messenger
 
Once upon a time in one distant country was the company America Online . And she had an amazing private Internet behind the fence, where instead of the URLs there were "keywords": something in between the web page address and the purchased keyword in the advertisement. Companies fought for interesting keywords, as they are now fighting for domains, and the advertisement looked like this: "visit us on the World Wide Web at www.example.com, or dial AOL Keyword: 'banking'."
 
History has the property of repeating itself. Now the role of America Online is played by the main messengers: ...
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Apache Kafka is my abstract of

Apache Kafka is my abstract of
 
This is my summary, which briefly and in fact affect such concepts of Kafka as:
 
Topic
 
- Subscribers (consumer)
 
- Publisher (producer)
 
- Group, group (partition)
 
- Streams
 

Kafka - the main


 
When studying Kafka, there were questions, the answers to which I had to experiment experimentally with examples, this is what is outlined in this summary. How to start and where to start I will give one of the links below in the materials.
 
Apache Kafka - message manager on the Java platform. There are in Kafka. topic message in which publishers ...[/h]
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Experience of transition to the Atlassian Stride (from Stradai)

Experience of transition to the Atlassian Stride (from Stradai)
 
In view of the blockages of the telegraph, it would be actual to write about the Atlassian Stride, how we switched to it, and with what delights the solutions from the beloved Atlassian collided.
 
Atlassian Stride was launched in November 201? as a replacement for cloud-based HipChat. De facto, the main competitor, of course, is Slack. I will try to compare Stride with Slack, and Telegram from the textual correspondence.
 
Pros
 
Integration into the Ecosystem of Atlassian, control of users
 
The biggest plus is certainly seamless integration into the Atlassian ecosystem. You have jira, confluence - and ...
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PushAll as a partial replacement for Telegram

PushAll as a partial replacement for Telegram
 
 
Roskomnadzor unsuccessfully blocks Telegram, but it will not be so easy to download the application very soon. The pages of the telegraph website and its web version will not work. And also all links of the form t.me.
 
 
The main problem is not for ordinary users - they can locally deal with locks and communicate in narrow circles and beyond. The problem is that telegrams will gradually subside in the Russian market, new users will find it difficult to join, and the old ones will experience inconveniences bypassing the blocking.
 
 
We have been working with notices since 2015 (4 years). Then the telegram ...
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Online statistics in Telegram

Online statistics in TelegramDo you like the waiting process? When it is necessary to sit and wait until one of the statistics /analytics /metrics is loaded
 
"But everything is fine with us," you will answer. - We have tough specialists, our pages load in a fraction of seconds, we even can cache. "
 
And how about the mobile Internet? When you have to plunge into the past, 10 years ago and you can guess the layout elements as the page is rendered?
 
 
The method described below does not pretend to be original, I think that there are Habarovsk people who have used it for a long time, I just want to open it to the masses.
 
...
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Messengers as a new sales channel for online business

Messengers as a new sales channel for online business
 
 
Being a popular channel for communication between business and the client, messengers have become a full-fledged sales channel with the ability to pay.
 
Payment service Tap2Pay allows the business to accept payments from customers on the site and in popular instant messengers.
 
site.
 
Create a product with product description, cost, delivery terms, etc. If necessary, you can create discount coupons and subscriptions.
 
Insert a link in the post or advertising on social networks, or jаvascript-code on the site. You can use ready-made plug-ins for ...
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As we changed the paid Slack to the open source Rocket.Chat

Recently we wrote. on how to organize work with remote employees, and mentioned the well-known Slack messenger. Almost immediately after the publication of the article we found it is not yet a very perfect analog, which promises to be the best among the working messengers in the next couple of years. Today we will tell you why we think so.
 
 
As we changed the paid Slack to the open source Rocket.Chat
 
Slack : about him then wrote a lot, it seemed convenient and easily customizable to our needs. The interface is intuitively clear, there is nothing superfluous, bugs crawled out occasionally. The only but very fat minus is the very high price for storing ...
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The difficulties of registering in Skype without a phone

The difficulties of registering in Skype without a phone In order to continue to use Skype as a classical program, one of the requirements must be fulfilled: simplicity of registration (one-factor, without a telephone and other redundant actions). Consider the current problems of using Skype and the story of how to do without a phone.
 
Actually, MS would be happy to strangle this freedom than they are systematically engaged in. Something keeps them from blocking all the exits to the end. For example, Google does not strive to strangle, although it could. There are, apparently, a lot of services in the world that do not let say to MS-sheep, "We just do it like everyone ...
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We write a Telegram-bot on Go to search Wikipedia

We write a Telegram-bot on Go to search WikipediaTable of contents [/b]
 
Create a bot
 
We write the code
 
Expand the bot
 
Conclusion
 
 
Now telegrams are very popular and writing bots for him has become a kind of hello world of our days, therefore, at the thought of what you can write now, many immediately think of writing telegrams for the bot.
 
As a student, like all students, I often visit Wikipedia in parallel, giving time and a telegram. It was decided to find a way to combine the location in the telegram and the opportunity to find the material I wanted in Wikipedia, in fact, this bot appeared (at the time of writing the bot, I did not ...
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There is work for a chat-bot: a virtual assistant of the support service

There is work for a chat-bot: a virtual assistant of the support serviceChat bots from the exotic features of online stores are increasingly turning into a useful tool, and primarily in the corporate sector. Recently we created a chat-bot, which makes it easier for our support team to work with the applications of one of the large customers.
 
 
Why did you need a whole chat-bot while working with just one company? It's all about size. The client is a very large online store that requires 24/7 technical support of IT infrastructure, notification of emerging issues, processing and execution of incoming applications within the shortest possible time. The latter is especially ...
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