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Turing Pi 2.5 4-Node Mini-ITX Cluster Board Receives Hardware Upgrades
The Turing Pi 2.5 is an updated version of the Turing Pi 2.0, a 4-node mini ITX cluster board compatible with Raspberry Pi CM4 modules and Nvidia Jetson modules. This compact device is designed for applications such as building Homelabs, self-hosting, and machine learning tasks, as it is capable of continuous 24/7 operation. The Turing […] ⌘ Read more

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Milk-V Reveals Technical Specs of Milk-V Jupiter RISC-V Mini-ITX PC
Today, Milk-V released additional technical details about the Milk-V Jupiter, based on the SpacemiT K1/M1 SoC. This product is noted for being one of the first Mini ITX devices to support both RVA22 and RVV1.0 standards, marking a significant development in RISC-V based computing. The Milk-V Jupiter features the SpacemiT K1/M1 SoC, which includes an […] ⌘ Read more

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Este é um dos melhores edits que já ouvi – ontem ouvi o original numa festa de S. João e finalmente me decidi a afinar o ficheiro de vídeo para reduzir o volume estúpido de ambos os gritos (0:21 e 0:29)

bote o sorriso na bota e mande embota a solidão :italy:​

(sem surpresa que foi graças à @shizamura que descobri isto)

Video

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In-reply-to » Should I just code in a work-around? If the Referer is /post then consider that total bullshit, and ignore? 🤔

@prologic@twtxt.net I was wondering if my reverse proxy could cause something but it’s pretty standard…

server {

    listen 80;
    server_name we.loveprivacy.club;
    location / {
            return 301 https://$host$request_uri;
            <a href="https://txt.sour.is/search?q=%23proxy_pass">#proxy_pass</a> http://127.0.0.1:8000;
    }

}
server {

    listen 443 ssl http2;
    server_name we.loveprivacy.club;

    ssl_certificate /etc/letsencrypt/live/we.loveprivacy.club/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/we.loveprivacy.club/privkey.pem;

    client_max_body_size 8M;

    location / {
            proxy_pass http://127.0.0.1:8000;
    }

}

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Hmm…

Jun 19 23:31:38 yarn_init.sh[61567]: [yarnd] 2024/06/19 23:31:38 (127.0.0.1:40254) “POST /post HTTP/
1.0” 200 0 3.402208ms
[…]

Jun 19 23:31:39 yarn_init.sh[61567]: [yarnd] 2024/06/19 23:31:39 (127.0.0.1:40262) “GET /post HTTP/1.0” 404 729 123.474001ms

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Next-Generation SDR: LimeNET Micro 2.0 Developer Edition Enhances Raspberry Pi CM4 Capabilities
Crowdsupply recently featured the LimeNET Micro 2.0 Developer Edition, an advanced software-defined radio that integrates Raspberry Pi CM4 with LimeSDR XTRX. This powerful combination provides a comprehensive baseband and RF solution, suitable for everything from amateur radio to complex telecom infrastructures. Central to the LimeNET Micro 2.0 DE is the … ⌘ Read more

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M5Stack CoreS3 SE with 2.0″ Capacitive Touch Display and 16-bit I2S Amplifier
M5Stack CoreS3 SE with 2.0” Capacitive Touch Display and 16-bit I2S Amplifier
The M5Stack CoreS3 SE, a streamlined version of the third-generation CoreS3 unit from the M5Stack series, is engineered for IoT applications, smart home systems, and industrial automation. This device supports key programming platforms such as Arduino and UIFlow, enhancing its adaptability for diverse project requ … ⌘ Read more

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Go 實現的一個 bitset,設計思想非常棒,值得參考收藏!
這兩日讀了一個實現二維碼生成的庫。其中的 bitset 設計得非常好,就摘抄記錄下來,與大家一起分享。bitset 實現一個可擴展的 bit 集合,可以添加 bit 和查看 bit。它在二維碼生成中,用來將編碼後的內容協助生成位圖,然後通過位圖進行繪製二維碼。二維碼的黑白格子正好用二進制 0 和 1 來表示。 下面開始詳細講解這個功能設計: 一、我們使用一個結構體來存儲 bit 序列。Bits ⌘ Read more

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DSGW-130: A Voice-Control Enabled Touchscreen Control Panel for Smart Homes
DSGW-130: A Voice-Control Enabled Touchscreen Control Panel for Smart Homes
The DSGW-130 Zigbee Touch Screen Control Panel by Dusun is a compact device designed for smart home automation. Measuring 86mm by 86mm, it fits into an 86-type junction box, replacing traditional wall switches. It supports Zigbee 3.0, facilitating the integration and management of Zigbee devices into smart homes. ⌘ Read more

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Introducing the Raspberry Pi M.2 HAT+: Enhanced Connectivity for Raspberry Pi 5
Introducing the Raspberry Pi M.2 HAT+: Enhanced Connectivity for Raspberry Pi 5
The Raspberry Pi Foundation has announced the Raspberry Pi M.2 HAT+, an expansion board designed to extend the connectivity options of the Raspberry Pi 5. This HAT+ facilitates the connection of M.2 peripherals, including NVMe drives and AI accelerators, to the Raspberry Pi 5’s PCIe 2.0 interface, supporting … ⌘ Read more

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一致性緩存理論分析與技術實戰
0 前言工程實踐場景中,我們通常用數據庫完成數據的持久存儲,而數據存儲側的性能調優也是一個永恆經典的話題. 在一些請求量大、讀多寫少的場景中,一種性能優化方式是考慮在數據庫之上添加一層緩存組件,這樣一方面能減輕數據庫的訪問壓力,一方面也能提升查詢操作的性能.然而由於緩存(如 redis)和數據庫(如 mysql)是兩個獨立的存儲組件,在操作過程中無法在跨組件的基礎上保證 “事務” 的語義,因此不可 ⌘ Read more

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DietPi April 2024 News (Version 9.3) & Open Beta Version 9.4.0
DietPi recently released version 9.3, followed by Open Beta v9.4.0, with both updates introducing new features, enhancements, and bug fixes to the lightweight Linux distribution. DietPi: DietPi is a lightweight and optimized OS based on Linux, specifically designed for single-board computers and small-scale devices. It aims to provide a minimal and efficient environment for running […] ⌘ Read more

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基於 go 實現 redis 之主幹框架
0 前言本着學習和實踐的目的,從本期開始,我將和大家一起走進一個新的專題—— 【基於 go 實現 redis】 .該專題圍繞着我的一個開源項目——goredis 展開. 由於個人水平有限,如有不到位之處,歡迎批評指正:https://github.com/xiaoxuxiansheng/goredis本系列計劃分爲四篇內容:• 基於 go 實現 redis 之主幹框架(本篇): 在宏觀視角下縱覽 ⌘ Read more

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Linux-Compatible DEBIX Infinity with PCIe x1 & Dual GbE Ports
Linux ready Debix Infinity with PCIe x1 & Dual GbE ports
At Embedded World 2024, OKdo and DEBIX unveiled the DEBIX Infinity Industrial Single Board Computer, featuring the NXP i.MX 8M Plus Quad Lite processor. This device is designed for a variety of industrial applications such as smart robotics, Industry 4.0, edge computing, IoT gateways, and security systems. ⌘ Read more

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Go 通過 grpc-protobuf 實現高性能用戶服務實戰,從 0 到 1 超級詳細流程!!
基礎知識準備在在代碼實戰 gRPC 之前,我們需要了解一些基礎知識:RPC(Remote Procedure Call):遠程過程調用,是一種通信協議,允許應用程序在不同的計算機上請求服務而不需要了解底層網絡細節。 gRPC:gRPC 是一種高性能、開源的遠程過程調用(RPC)框架,由 Google 開發,並基於 HTTP/2、Protocol Buffers 等技術實現。 Proto ⌘ Read more

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Orange Pi Teases Upgraded Orange Pi 5 Pro SBC with LPDDR5 and M.2 Key Slot
Orange Pi has recently provided additional specifications about their latest Orange Pi 5 Pro Single Board Computer built around the new-gen Rockchip RK3588S System-on-Chip. Key features of this board are its GbE port with PoE+ support, M.2 Key slot for expansion and Wi-Fi5/BT5.0 connectivity. Similarly as the Radxa ROCK 5C Lite SBC and the Toybrick […] ⌘ Read more

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Radxa’s Penta SATA HAT now compatible with Raspberry Pi 5
Radxa has released a detailed tutorial for their Penta SATA HAT, showcasing its compatibility with the latest Raspberry Pi 5 and their own Rock Pi single-board computers. This cutting-edge device not only offers a range of power options but also supports various RAID configurations, including RAID 0, 1, and 5, enhancing its functionality and adaptability […] ⌘ Read more

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Advanced Muscle Sensing with SparkFun’s MyoWare 2.0 Wireless Shield
SparkFun, in partnership with Advancer Technologies, has introduced the MyoWare 2.0 Wireless Shield, a compact and versatile board designed to work seamlessly with the MyoWare 2.0 Muscle Sensor. Thanks to its compatibility with LiPo batteries, this product is suitable for a range of portable applications, from educational environments to projects like incorporating myoelectric elements into […] ⌘ Read more

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‘Slightly lower’ open for ASX 200 on Tuesday
CommSec’s Tom Piotrowski says there is a “slightly lower” open for the ASX 200 on Tuesday.

Mr Piotrowski explained to Sky News Australia the market value was down “by around 0.1 of a per cent”.

“To be candid, it has been a pretty underwhelming affair as far as Northern Hemisphere markets have been concerned,” he said.

“Overnight, they are loitering in the neighbourhood of record highs but they are tending to … ⌘ Read more

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Blizzard Conditions Seize Saskatchewan
A winter storm warning was issued for Saskatoon, Saskatchewan, as officials anticipated temperatures plunging to -18 degrees Celsius (-0.4 Fahrenheit) by Monday afternoon, February 26. Footage here, recorded by local Jason Friesen, shows blizzard conditions in Saskatoon on Monday morning. According to local reports, the most significant amount of snow was expected to fall over Monday afternoon, with authorities warning … ⌘ Read more

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ASX 200 ends the day up by 0.12 per cent on Monday
The ASX 200 ended the day up on Monday by 0.12 per cent.

Consumer discretionary stocks were the best performer while energy stocks were the biggest drag on the market, losing almost two per cent.

Tabcorp lifted up by 5.76 per cent after its disappointing results last week, and lithium miner Pilbara Minerals jumped up by 5.72 per cent after its profit results on Friday.

Infection prevention compa … ⌘ Read more

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Introducing the MaTouch ESP32-S3 SPI IPS 2.8″ with Camera OV3660 by Makerfabs
Makerfabs has expanded its product lineup with the introduction of the MaTouch ESP32-S3 SPI IPS 2.8″ module, featuring the OV3660 Camera. This Makerfabs module is designed for smart applications like remote monitoring and facial recognition, offering compact dimensions and flexible storage options. The module is equipped with the ESP32-S3 controller, providing Wi-Fi and Bluetooth 5.0 […] ⌘ Read more

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Deals: Apple Watch Series 9 from $299, MacBook Air 15″ 512GB for $1199, iPhone 15 Pro for $0.01, etc
Amazon has some great Apple deals today, particularly on select colors of Apple Watch Series 9 at just $299, and M2 MaceBook Air 15″ 512GB model for just $1199. These are substantial discounts, but stock is changing quickly depending on color, so if you see the deal, act fast, otherwise you might try refreshing the … [Read More](https:/ … ⌘ Read more

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DFRobot Coin-Sized ESP32-C6 Board with RISC-V Core, Priced at $4.90
The Beetle ESP32-C6 is a compact and versatile IoT development board by DFRobot, designed for Arduino enthusiasts and developers looking to explore low-power IoT solutions. This tiny gizmo offers up to 16x I/Os and an array of communication protocols including Wi-Fi 6, Bluetooth 5, Zigbee 3.0, and Thread 1.3. This device utilizes the same Espressif […] ⌘ Read more

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DietPi January 2024 news (version 9.0)
DietPi’s latest release, version 9.0, rolled out today, marks a significant update for the lightweight Linux OS, renowned for its efficiency on single-board computers. This release phases out support for the older Debian Buster version, introduces compatibility with the new 1.5 GB Orange Pi Zero 3, and brings several enhancements and bug fixes across the […] ⌘ Read more

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基於 go 實現 lsm tree 之主幹框架
0 導讀去年 4 月的時候,我和大家分享了一篇文章——初探 rocksDB 之 lsm tree,和大家一起探討了 lsm tree 結構的底層實現原理. 秉着 【基於源碼支撐原理】 的一貫原則,從本期開始,咱們把源碼篇的坑填上.接下來我將開啓一個新的專題——基於 go 語言從零到一實現 lsm tree,本專題共分爲下述四篇內容:• 基於 go 實現 lsm tree 之主幹框架(本篇) ⌘ Read more

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Rust Embedded Working Group Announces Embedded-HAL v1.0
The Rust Embedded Working Group has announced a significant milestone with the release of embedded-hal version 1.0, marking a new chapter in the Rust embedded ecosystem. This release, alongside companion crates like embedded-hal-bus, embedded-hal-async, and embedded-hal-nb, represents a culmination of efforts since 2020 to stabilize and refine the embedded-hal traits. Embedded-HAL is a Rust-based framework […] ⌘ Read more

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FireBeetle 2 Upgraded with RISC-V Based ESP32-C6 SoC Featuring Zigbee 3.0 and Thread 1.3 Connectivity
DFRobot has announced the launch of the updated FireBeetle 2, now incorporating the latest ESP32-C6 System-on-Chip from Espressif Systems. This enhanced development board integrates standard I/Os, includes comprehensive battery support, and offers advanced connectivity options with Zigbee 3.0 and Thread 1.3. Unlike the FireBeetle 2 (ESP32-S3) … ⌘ Read more

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Go map 讀寫性能優化 - 分片 map
基本在所有的編程語言中,都有 map 這種數據結構,Go 語言也不例外。我們知道 Go 是一門對併發支持得比較好的語言,但是 map 並不支持併發讀寫。比如,下面這種寫法是錯誤的:var m = make(map[int]int)var wg sync.WaitGroupwg.Add(2)// 啓動兩個協程序同時寫入 mapgo func() {    for i := 0; i < 100; i ⌘ Read more

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It is a pleasure to work with the help system of Borland’s Turbo C++ 3.0 on DOS. The descriptions are clear and concise. There are short and simple examples. Pretty much every help page is cross-refenced and those links can be clicked.

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2023 年 Go 併發庫的變化
2023 年來, Go 的併發庫又有了一些變化,這篇文章是對這些變化的綜述。小細節的變化,比如 typo、文檔變化等無關大局的變化就不介紹了。sync.Once———Go 1.21.0 中增加了和 Once 相關的三個函數,便於 Once 的使用。func OnceFunc(f func()) func()func OnceValueT any T) func() Tfunc Once ⌘ Read more

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Go 淺析主流日誌庫:從設計層學習如何集成日誌輪轉與切割功能
前言在現有的日誌庫中,包括 go 1.21.0 引入的 slog 日誌庫,它們通常都支持對日誌文件進行輪轉與切割,只不過這些功能並不直接被內置,而是需要我們主動配置來啓用。本文將探討幾個熱門的日誌庫如 logrus、zap 和官網的 slog,我將分析這些庫的的關鍵設計元素,探討它們是如何支持日誌輪轉與切割功能的配置。 淺析 logrus、zap 和 slog 的設計在對 logrus、zap 和 ⌘ Read more

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