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The 360 Compression Trap: Why Your Downloaded Files Won't Open

In my previous article "Please Use Legitimate Compression Software", I addressed common decompression issues. Recently, I've received numerous complaints claiming the passwords for my shared archives are incorrect and files can't be extracted - some even accusing me of sharing fake resources.

Initially, I dismissed these claims since I personally compress each archive and verify extraction before uploading. With thousands of successful downloads, isolated complaints seemed implausible. But persistent reports made me investigate a specific case:


User's failed extraction attempt

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2025 GIS Industry Salary Survey(China): Key Findings and Analysis

Following our earlier report "GIS Professional Salary Survey (2025 Edition)", we've closed the data collection period and compiled key insights from 1,917 valid responses—significantly exceeding the 625 submissions in 2023 and 1,577 in 2024, improving statistical reliability.

Survey Results


(Click to enlarge)

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Unraveling the Hydrology: Why Vietnamese Floodwaters Flow North into Guangxi

While reviewing flood reports, an unusual phenomenon caught my attention: Vietnamese ducks carried by floodwaters into Guangxi, China. This initially seemed geographically counterintuitive—Vietnam lies south of China, so why would floodwaters flow northward? Further investigation revealed fascinating hydrological realities.

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Game Level Design Career Analysis for GIS Professionals

Following our previous discussion on gaming cartography in 《Will "Black Myth: Wukong" Phenomenon Usher in a New GIS Era?》, this article explores game level design as a potential career path for GIS specialists.

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GIS Industry Salary Survey 2024(China): Key Findings and Analysis

In the previous article GIS Professional Salary Survey (2024 Edition), we conducted a survey on GIS professionals' income levels. We sincerely thank all participants – we received 1,462 valid responses, representing the largest participation in our surveys to date. This sample size of approximately 1,500 responses provides meaningful insights into the current income landscape of our "sunrise industry".

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A Closer Look at Mobile Location Access: Testing Across Devices

One of the recent viral trends on Chinese social media is the phrase "discovered oil," often paired with dramatic music and suspenseful visuals. As someone working in GIS, I’m naturally sensitive to the term "location." When I saw the buzz online, I decided to run some tests myself and share my observations on how location access works across different devices.

Note: All test results are based solely on devices I own or borrowed. They reflect personal experiences and may not represent universal behavior. All tests were performed within the WeChat app.

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Global Remote Work Platforms for GIS Professionals

Following previous discussions on GIS side gigs, this guide addresses practical approaches to earning internationally. Given higher labor costs in developed countries, leveraging currency exchange rates makes international remote work particularly advantageous for GIS specialists. For context, consider these cases:

  1. Chengdu programmer fined for overseas remote work: https://www.sohu.com/a/724375120_121333743
  2. US developer outsourced work to China, earning $200k/year: https://cloud.tencent.com/developer/article/1547440

The principle remains: Competing globally often yields better returns than domestic markets.

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Goal-Driven GIS Development Learning: A Practical Guide

I've frequently seen peers inquire about entering GIS development. Though still refining my own expertise, my journey from computer novice to professional developer offers insights worth sharing. This article outlines a goal-oriented approach that helped me navigate the field – perhaps it will resonate with you too.

Note: These are personal experiences, not universally replicable formulas.

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