My Blog

Author: admin

  • How can I thread the mailing list in mutt?

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    This section or parts of it might be out-dated or in need of confirmation. For some of the Ruby mailing lists, the mailing list software adds a prefix to the subject lines, for example ruby-core:1234. This can confuse the threading in some mail user agents. In mutt, you can get threading to work using the following…

  • Is there a Ruby mailing list?

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    There are several mailing lists talking about Ruby. See the Mailing Lists page for more information. You can search the mailing list archives using https://ml.ruby-lang.org/mailman3/hyperkitty/list/[email protected]/. (This is the URL for the ruby-talk list, munge as required for the others).

  • Where is the Ruby Home Page?

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    The official Ruby Home Page is www.ruby-lang.org. Besides the English and Japanese versions, there exist translations into various other languages. Good starting points for finding Ruby information are the Documentation and Community pages.

  • What is the history of Ruby?

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    The following is a summary of a posting made by Matz in [ruby-talk:00382] on June 4, 1999. (The birthday of Ruby has been corrected in [ruby-list:15977].) Well, Ruby was born on February 24, 1993. I was talking with my colleague about the possibility of an object-oriented scripting language. I knew Perl (Perl4, not Perl5), but I didn’t like…

  • Why the name “Ruby”?

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    Influenced by Perl, Matz wanted to use a jewel name for his new language, so he named Ruby after a colleague’s birthstone. Later, he realized that Ruby comes right after Perl in several situations. In birthstones, pearl is June, ruby is July. When measuring font sizes, pearl is 5pt, ruby is 5.5pt. He thought Ruby…

  • What is Ruby?

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    Ruby is a simple and powerful object-oriented programming language, created by Yukihiro Matsumoto (who goes by the handle “Matz” in this document and on the mailing lists). Like Perl, Ruby is good at text processing. Like Smalltalk, everything in Ruby is an object, and Ruby has blocks, iterators, meta-classes and other good stuff. You can…

  • Using AppSignal to track issues

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    AppSignal is a performance-monitoring and error-tracking tool. It helps developers identify and solve performance issues, track errors, and gain insights into the health and performance of their Ruby applications. To use AppSignal to monitor and solve performance issues in a Ruby application, follow these steps: Sign Up and Install AppSignal: First, sign up for an AppSignal…

  • How to make API payloads faster

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    Use Compression: Compress the payload using techniques like gzip or Brotli. This reduces the data size and speeds up transmission. Limit Response Size: Only include essential data in the response. Avoid sending unnecessary fields to reduce the payload size. Use Pagination: Implement pagination for large datasets. This way, clients can request only a subset of…

  • API payloads

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    If your application relies on external services or APIs, slow responses from those services can impact your application’s performance. Handling large amounts of data can slow down the application. Make sure to use pagination or limit the data retrieval to what is necessary.

  • Slow queries

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    In addition to the techniques that were already mentioned earlier in this article, there are other optimizations that can be done to solve slow queries. Batch Processing: If you have a large dataset, consider breaking your queries into smaller batches to reduce the load on the database. Use Database Transactions: Wrap multiple database operations in…