11000件の用語
DRAM非搭載低価格SSD。DRAMless SSD・HMB(Host Memory Buffer・NVMe 1.2+・PC RAM 64MB借用)・Phison E21T/E27T DRAMless・Silicon Motion SM2268XT・SM2267XT・Kioxia EXCERIA PLUS G3・Samsung 980/990 EVO・Crucial P310・WD Blue SN580・Corsair MP600 LPX対応、DRAM搭載SSDは4K random write +30%速い・エントリ用途で十分。
DRAM Dynamic Random Access Memory進化史 1970-2026。Intel 1103 (1970年10月・1Kbit初Commercial DRAM・$10/Chip Magnetic Core置換)+1Kbit→4Kbit (Intel 2107 1973)→16Kbit (Mostek MK4116 1976・1KB Apple II 16個搭載)→64Kbit (1979 Hitachi/NEC・$10→$1)→256Kbit (1984 Toshiba)→1Mbit (1986)→4Mbit (1989)→16Mbit (1992)→64Mbit (1995)→256Mbit (1998)→1Gbit (2001)→4Gbit (2007)→16Gbit (2014)→32Gbit (2024)→64Gbit (2026 Samsung/SK Hynix)・FPM DRAM (Fast Page Mode・1990s)・EDO DRAM (Extended Data Out 1995)・SDRAM PC66/100/133 (Synchronous 1996-1999 Pentium II/III)・Rambus RDRAM RIMM (1999-2003 Pentium 4 1.0GHz→失敗)・DDR1 200/266/333/400 (2000)+DDR2 400/533/667/800/1066 (2003-08)+DDR3 800/1066/1333/1600/1866/2133 (2007-15)+DDR4 1600/2133/2400/2666/2933/3200+ (2014-23)+DDR5 4800/5200/5600/6000/6400/7200/8000+ (2020-26 JEDEC)+DDR6 12800/17600 (2026予定 JEDEC仕様策定中)・LPDDR5X+LPDDR6 (Mobile)・HBM3+HBM3E+HBM4 (2026 Stacked DRAM)・1985年Japan-US半導体摩擦DRAM Dumping協定・¥¥¥¥-¥¥¥¥¥/16-64GB Module 2026。
カナダZealPC のTealios V2 Linear軸。67g/2.0mm・「Smoothest Linear」評価・カスタムKBエンスージアスト主流のBoutique Linear軸。
2005年スウェーデン創業の電子楽器メーカー。OP-1/Pocket Operator/OP-Z等で電子音楽界に革命。¥3,500-¥220,000価格帯。
2024年成熟Tiktoken・Industry-leading OpenAI BPE tokenizer + Industry-leading cl100k_base + o200k_base + Industry-leading Rust-based fast + Industry-leading OpenAI Tiktoken MIT BPE tokenizer library 2024。
2022年Dygma Lab (スペイン・バルセロナ拠点・2015年設立) 発売のDefy Wireless Split Keyboard。Kailh Choc V1 Low-profile switch ホットスワップ + 80キー Columnar Stagger + Thumb Cluster各6キー + Bluetooth 5.0 + 2.4GHz Wireless Dongle + Bazecor Configurator (独自) + Neuron Brain (Modular CPU) + Tenting Kit付属 + RGB per-key + USB-C充電 + 90-180h battery life・$379-$499・ZSA Voyager競合の Premium Wireless Split Keyboardフラグシップ。
2024年Tigris Data公開Tigris S3-compatible Object Storage+Globally Distributed。Edge Latency+Multi-region+S3 Compatible API+Free Tier+File Storage+CDN統合搭載。
Decompiler/Disassembler Reverse Engineering Tool 1990-2026 (差別化: 既存リバースエンジニアリング軸ではなく逆コンパイラ製品比較軸)。IDA Pro Hex-Rays Ilfak Guilfanov Belgium 1991 (Interactive DisAssembler・Industry Standard・Pro x86/ARM/MIPS/PPC・Hex-Rays Decompiler 2007 (C/C++)・Plugin Python+IDC Script・Industry最高価)+IDA Free 2019 (Limited)・Ghidra NSA 2019 OSS Java (¥0・SVN open 2019・Java GUI+P-Code IR+Decompiler+Sleigh Architecture Definition+Headless Analyzer・100+ Architecture・革命急成長 IDA代替)・Binary Ninja Vector 35 USA 2014 (Jordan Wiens+Co.・$299 Personal+$1499 Commercial・Modern UI+Plugins Python+BNIL Intermediate Language+High Level IL Decompiler・Cloud Vector35 Cloud Service)・radare2 OSS pancake 2009 (Sergi Alvarez Spain・CLI+Python Bindings+r2dec Decompiler+Cutter GUI Frontend)+Rizin Fork 2020・angr UCSB 2015 (Symbolic Execution・Python・CTF用 Concolic+Path Exploration)・Hopper Disassembler 2010 Cryptic Apps (Mac/Linux・$99 Personal)・Cutter (radare2 GUI・Qt)・Binary Ninja Personal Free Tier 2024・Triton+miasm+pyvex IR Library・JEB Decompiler 2013 PNF Software (Java/Android/x86)・objdump+readelf+nm GNU binutils CLI Standard・Apple otool+Microsoft dumpbin・FRIDA Dynamic Instrumentation・Cheat Engine ゲームReverse・Use case: Malware分析+CTF+Vuln研究+Game Hack・¥0 OSS Ghidra/radare2-¥¥¥¥¥¥¥¥/IDA Pro Industry、2026年Ghidra+IDA Pro+Binary Ninja+radare2+angr主流。
DR Disaster Recovery戦略。Hot Site (常時稼働Active-Active・最高Cost)・Warm Site (最低限Standby・分単位)・Cold Site (Archive・時間単位)・Pilot Light (DB+Service Container待機)・Backup-and-Restore (RPO数日)・Multi-Region Active-Active・AWS Disaster Recovery Reference Architecture・Azure Site Recovery・GCP Backup and DR Service・Veeam Disaster Recovery Orchestrator・Zerto IT Resilience・¥¥¥¥¥¥¥/月-¥¥¥¥¥¥¥¥/月、2026年Multi-Region Active-Active Critical Service標準。
Decision Treeは、人工知能・機械学習分野における重要な概念・技術です。
Disk Imaging+Clone Tools。Clonezilla 3.2 Live (DRBL+Partclone・FOSS)・Rescuezilla 2.5 (Clonezilla GUI Fork)・Acronis True Image 2026 (Cyber Protect)・Macrium Reflect X Free (廃止後Drivelmage XML代替)・AOMEI Backupper 7.x・EaseUS Todo Backup・Hasleo Backup Suite Free・dd if=/dev/sda of=image.img・ddrescue (GNU)・FOG Project・¥0-¥¥10k・SSD/HDD Sector Clone・Encrypted Backup、2026年Macrium代替Hasleo増加。
Full Disk Encryption。LUKS Linux Unified Key Setup (LUKS2 Argon2id・cryptsetup 2.7)・VeraCrypt 1.26.x (TrueCrypt Fork・Hidden Volume)・BitLocker XTS-AES 256 (Win11 Pro/Enterprise・TPM 2.0)・FileVault (macOS XTS-AES 256)・GELI (FreeBSD)・dm-crypt+LUKS・systemd-cryptsetup・LUKS Header Backup・¥0 OSS、2026年Win11 25H1自動暗号化Default化。
Disk Cloning Software。Macrium Reflect Free(2024年Free版終了→Macrium Reflect 8 Home $69/Workstation $99)・Acronis True Image($49.99/year・包括Backup)・Samsung Data Migration(Free・Samsung SSDのみ)・Crucial Storage Executive Free・WD Acronis True Image WD Edition Free・Clonezilla(OSS Linux Live USB)・Rescuezilla(Clonezilla GUI)・MiniTool Partition Wizard・Sector-by-sector vs Used-only clone・SSD ↑容量clone partition expand・OS migration(HDD→SSD)・2026年 SSD換装時必須tool。
2015年Jason Citron + Stanislav Vishnevskiy共同創業Discord。Pro Gaming Voice Chat業界Top独占代表機 + 元OpenFeint(2009)創業者継続 + Pro Server/Channel/Voice機能 + Pro Mainstream Z世代Top独占 + 累計世界月間Active User 2億+ Pro Reference + 累計2015-2025年10年Heritage。
Jason Citron 2015年5月発売のゲーマー向けボイスチャット・コミュニティプラットフォーム。Server / Channel 構造・低遅延VoIP で2024年5億+ ユーザ、ゲーマー以外にも普及。
Discord Community機能。Stage Channel (大規模Audio・Speaker+Audience)・Soundboard・Server Boost Tier 1-3 ($99/$1782/$3564 yearly)・Nitro Basic ($2.99)・Nitro ($9.99/Customer)・Custom Emoji 250-1500・Activity (Watch Together・YouTube/Spotify)・Forum Channel・Voice+Video・Screen Share+Streaming・Auto Moderation+Mod Bot (MEE6/Carl-bot/Dyno)・Webhook・Slash Command・¥¥0-¥¥¥¥1k/月、2026年Discord Activity Game拡大。
2024年Microsoft Research + Tsinghua University共同発表DistAttention paper・Industry-emerging Distributed CPU Offload Attention paradigm + Industry-leading long-context CPU memory offload + Industry-emerging KV cache CPU offload paradigm + Industry-leading Microsoft + Tsinghua integrated research foundation。
Custom Loop Coolant。Distilled Water(蒸留水・mineral free・biocide+inhibitor配合)・Mayhems X1 Clear($15・long life 2 year)・Mayhems Pastel(opaque・White/Pink/Blue・UV reactive)・EK CryoFuel Clear/Solid(EKWB)・Thermaltake Coolant・PrimoChill Vue ($40 premium)・Aquacomputer Double Protect・Corsair XL5 Clear・Biocide(algae prevent)・Copper/Brass/Nickel compatible・Al軽視(Galvanic corrosion・Kill coolant)・1年で交換推奨・2026年 Pastel White映えビルド定着、Distilled+Mayhems Biocide基本。
2019年HuggingFace + Sanh et al.発表DistilBERT paper・Industry-leading BERT 6-Layer Distillation + Industry-leading 40% smaller + 60% faster + 97% BERT performance + Industry-leading HuggingFace Industry-leading Open-source distillation Pioneer + Industry-leading BERT distillation foundational paradigm。
2019年Sanh et al. (HuggingFace)発表DistilBERT・Industry-leading knowledge distillation LLM + Industry-leading 40% smaller BERT + Industry-leading 60% faster inference + Industry-leading 97% BERT performance retained。