Record of 2020 JetBrains Question Round 3

This is the final challenge of JetBrains Quest.

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Record of 2020 JetBrains Question Round 2

The second round of challenges began the day after the first challenge. Let’s finish it.

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Record of 2020 JetBrains Question Round 1

In the v2ex forum, I saw someone mention that JetBrains launched a challenge on Twitter and I’m very interested in it.

The following content records the problem-solving process in the past few days. There are three rounds. The difficulty is not high and it is very interesting.

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Code Implementation of Levenshtein Distance

In the previous article, I mentioned that when doing fuzzy matching, Levenshtein distance was selected as the reference value. At the time, I directly used the Python library to implement it, which did not run fast in actual use.

In recent days, I have stayed at home and took the time to write several implementations of Levenshtein Distance in Kotlin.

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Use Python for Fuzzy Matching between Excel Files

Yesterday in the gap between Debug time, the product manager proposed an idea, hoping to perform fuzzy matching of text between two Excel files to convert a many-to-many relationship into a one-to-many result.

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Writing an Alfred Workflow About VPN Connection

Part of the team’s services is deployed on the internal network. Usually, when we are remotely processing some work, we need to connect to the VPN.
Although Cisco’s AnyConnect client tool can be used, it cannot save passwords for automatic login, so the OpenConnect becomes a good choice, which is an open-source command-line tool.
This article is based on the macOS platform, using Alfred’s Workflow feature to improve the portability of OpenConnect connections.

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A Practice of Screen Adaptation

Android’s screen fragmentation problem has a long history. Generally, we use the same physical size on different devices. Such a solution does not completely restore the design draft, and the situation of individual adaptation will appear more frequently as the size of the project increases.

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The First Experience of App Bundle

The “Wake Up Screen” written in spare time has been iterated over a dozen versions. As a lightweight application, the size is maintained at around 13MB because of the different architectures of the library. I tried the App Bundle this weekend and successfully reduced the app size by about 50%.

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Record a GIF Problem Investigation and Exploration

One day, we received feedback from the operator that a GIF banner could not be played on the website, and it was normal on the APP side. The operator indicated that the last configuration of GIF banner was normal, and gave the picture links of the two configurations.

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A Record of Problems with a Cross-platform Architecture Migration

Recently, we have made some cross-platform migration attempts, from pure RN architecture applications to general cross-platform applications. The migration process involves cross-platform technologies such as React Native and Flutter, and also encountered many problems. This article briefly records some of them and hoping to bring a little help to the reader.

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