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📤 最近文章

Title	Description	Date
源码阅读之 pond	三人行，必有我师。优秀的代码值得品鉴，本文拆解 pond 库设计，学习优秀的代码。	2025-03-25
本地开发环境配置自签证书	在本地开发环境配置自签 SSL/TLS 证书	2024-05-28
在 web 服务中获取客户端 IP	服务器有时需要获取客户端 IP 来做进一步分析处理，可是在反代服务器后甚至在集群内的服务器该如何获取客户端 IP 呢？	2024-05-15
rust 标准库 std::mem 的一个细节	rust 操作内存的标准库函数的一个注意事项	2024-04-28
ClickHouse JSON 格式输出大类型数字变成字符串	开发过程发现大整型数字被 ClickHouse 序列化为字符串，本文解释了原因和解决方案	2024-04-28
Copy and Clone triat in Rust	一文搞懂 Copy 和 Clone trait 的区别	2024-04-28
ClickHouse 连接多 Kerberos-aware Kafka 集群	使用 ClickHouse 连接多个 kerberos 加密的 Kafka 集群时，该如何正确配置 ClickHouse	2024-04-28
trait 对象的静态派发与动态派发	代码涉及到多态时总需要有一个机制决定运行的到底是什么，这就叫“派发”。在 rust 中，有静态派发和动态派发两种，本文介绍两者区别。	2025-01-26
steam 直接启动 r2modman 某个 profile 的游戏	为了在 steamdeck 上启动 r2modman 加载的游戏，摸索出的一套方案	2024-04-28
ClickHouse 实战：卡顿堆栈的实时方法聚类	本文展示了使用 ClickHouse 实现调用树功能的算法迭代，从最开始的行切到拆分后落盘，到最后的整体落盘+统计tag。调用树作为 APM 领域重要能力，在 ClickHouse 上高查询性能、低存储成本实现极大丰富了 QAPM 业务能力。	2025-01-02
ClickHouse MergeTree 实现只有一次语义的插入	调研 ClickHouse 如何实现一次语义的插入	2023-07-11
深入浅出 ClickHouse 物化视图	其实就是 AFTER INSERT TRIGGER～	2023-04-10
ClickHouse 查询优化	ClickHouse 查询优化方案汇总	2023-04-10

✍️ 最近修改

File	Type	Date
time complexity	Literature	2025-04-01
source code reading in golang for pond	Post	2025-03-25
partial order	Literature	2025-03-23
total order	Literature	2025-03-23
greedy algorithm	Inbox	2025-03-22
the euclidean algorithm	Literature	2025-02-08
quick sort	Permanent	2025-02-08
the greatest common divisor	Permanent	2025-02-08
divide and conquer	Literature	2025-02-07
recursion	Literature	2025-02-07

🏷️ 根标签

Tag	Count
#Application	1
#CS	104
#IT	56
#Mathematics	19
#Methodology	3
#Music	7
#Photography	5
#Programming	11
#Sport	2

🏷️ 子标签

Tag	Count	Files
#Application	1	alacritty
#CS/Algorithm	6	divide and conquer, recursion, the euclidean algorithm, time complexity, binary search, quick sort
#CS/BigData	14	big data, business intelligence, data analytics, data lake, data warehouse, etl, hopping window, log-structured merge-tree, session window, sliding window, streaming data, tumbling window, window function, spark access filesystem
#CS/Compilers	10	context-free grammar, context-sensitive grammar, derivation, formal language, formal semantics, left-to-right and leftmost derivation parsing, operator-precedence parser, recursive descent parsing, syntactic analysis, top-down parsing
#CS/Computer	3	data striping, floating point, redundant array of independent disks
#CS/ComputerNetwork	1	load balancing
#CS/Database	62	attribute domain, candidate key, buffer manager of transactional storage manager, common table expression, column-oriented data layout, concurrency control, data control language, data definition language, data manipulation language, data model, data files of database, data query language, database column, database duplication, database management system, database instance, database nomalization, database query performance optimization, database page, database row, database table, database transaction, database sharding, database schema, differences between olap and oltp, database, entity-attribute-value model, entity-relationship model, foreign key, hierarchical database model, hopping window, hybrid transaction and analytical processing, impedance mismatch, index files of database, multiversion concurrency control, log-structured merge-tree, object-based data model, online analytical processing, online transactional processing, optimistic concurrency control, pessimistic concurrency control, polyglot persistence, primary key, query language, query optimization, relational algebra, relational model, relational calculus, relational database management system, row-oriented data layout, schema-on-write, semi-structured data model, schema-on-read, session window, sliding window, sql trigger, structured query language, superkey, time series database, tumbling window, transaction control language, window function
#CS/DataStructure	4	bloom filter, bloom filter variant, log-structured merge-tree, scalable bloom filter
#CS/FormalLanguageTheory	11	chomsky hierarchy, context-free grammar, context-sensitive grammar, derivation, formal language, formal grammar, formal semantics, left-to-right and leftmost derivation parsing, recursive descent parsing, syntactic analysis, top-down parsing
#CS/OperatingSystem	1	translation lookaside buffer
#CS/Parsing	15	context-free grammar, context-sensitive grammar, derivation, formal language, formal semantics, infix notation, left-to-right and leftmost derivation parsing, nonterminal symbol, operator-precedence parser, postfix notation, precedence climbing, recursive descent parsing, syntactic analysis, terminal symbol, top-down parsing
#CS/Programming	3	foreign function interface, resource acquisition is initialization, type of programming language
#IT/BigData	1	user behavior analytics
#IT/ClickHouse	16	clickhouse pipeline graph, clickhouse drop cache, database query performance optimization, join algorithm in clickhouse, join types in clickhouse, clickhouse comparing cost between queries, clickhouse client capturing server logs of queries, clickhouse find the most expensive queries, clickhouse kafka engine, clickhouse materialized view, clickhouse performance evaluation, clickhouse mergetree structure, clickhouse query optimization of monotonous predicate on primary key, clickhouse table TTL, clickhouse tuple, comparison of clickhouse insertion methods
#IT/Cloud	1	cloud access management
#IT/DomainDrivenDesign	1	data transfer object
#IT/FileSystem	1	btrfs
#IT/GraphicDesign	2	chinese generic font family, generic font family
#IT/Kubernetes	2	container oom flow, exit code
#IT/Linux	4	btrfs, set gid, set uid, sticky bit
#IT/OpenTelemetry	3	observability, opentelemetry metrics, opentelemetry
#IT/PostgreSQL	1	postgresql materialized view
#IT/SoftwareEngineering	15	compute-intensive, container oom flow, data transfer object, data-intensive, impedance mismatch, polyglot persistence, resilient, system failure, system fault, system load, system maintainability, system performance, system reliability, system scalability, c4 model
#IT/System	25	application performance monitoring, compute-intensive, container oom flow, concurrency control, data-intensive, exit code, fully qualified domain name, multiversion concurrency control, optimistic concurrency control, pessimistic concurrency control, polyglot persistence, read amplification, resilient, service-level agreement, service-level indicator, service-level object, space amplification, system failure, system fault, system load, system maintainability, system performance, system reliability, system scalability, write amplification
#Mathematics/Base	1	the greatest common divisor
#Mathematics/Combinatorics	2	combination, permutation
#Mathematics/Discrete	2	combination, permutation
#Mathematics/OrderTheory	2	partial order, total order
#Mathematics/Probability	1	standard deviation
#Mathematics/Statistics	13	arithmetic mean, false negative, false positive, geometric mean, mean, harmonic mean, median, mode, quadratic mean, variance, true negative, true positive, weighted arithmetic mean
#Methodology/Asking	1	x-y problem
#Methodology/Notes	2	digital garden, zettelkasten
#Music	4	digital audio bit rate, digital audio sample rate, digital audio, digital audo bit depth
#Music/MusicTheory	3	pitch name, pitch, syllable name
#Photography	5	aperture, exposure, exposure triangle, focal-stop number, iso
#Programming/CPlusPlus	3	cpp constant, cpp variable initialization, cpp include order
#Programming/Rust	8	dyn compatibility, rust associated types, rust never type, rust generic type variable bound, rust fully qualified syntax, rust orphan rules, trait object, rust library recommendation
#Sport/Skateboarding	2	ollie, powerslide

📥 待处理

Inbox 内容：

File	Date
write-ahead log	2023-03-07
depth of field	2023-05-06
hyperfocal distance	2023-05-06
shutter	2023-05-06
sharpness	2023-05-06
serializability	2023-08-09
two-phase locking	2023-08-09
validation protocol	2023-08-09
bottom-up parsing	2023-08-16
storage manager	2024-04-10
open systems interconnection model	2024-06-04
greedy algorithm	2025-03-22

未发布内容：

File	Date

📊 汇总

Type	Count
Inbox	12
Literature	164
Permanent	38
Post	13

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