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📤 最近文章

Title	Description	Date
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 对象的静态分发与动态分发	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“分发”。在 rust 中，有静态分发和动态分发两种，本文介绍两者区别。	2024-05-08
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。	2024-04-26
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
binary search	Permanent	2024-12-05
time series database	Literature	2024-11-12
foreign function interface	Literature	2024-11-05
c4 model	Permanent	2024-11-05
log-structured merge-tree	Literature	2024-09-18
write amplification	Literature	2024-09-10
clickhouse table TTL	Permanent	2024-07-25
type of programming language	Literature	2024-06-28
data transfer object	Literature	2024-06-18
storage manager	Inbox	2024-06-17

🏷️ 根标签

Tag	Count
#Application	1
#CS	99
#IT	55
#Mathematics	14
#Methodology	3
#Music	7
#Photography	5
#Programming	9
#Sport	2

🏷️ 子标签

Tag	Count	Files
#Application	1	alacritty
#CS/Algorithm	1	binary search
#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, window function, tumbling window, 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 query language, data files of database, database column, database duplication, database instance, database management system, database page, database row, database schema, database nomalization, database query performance optimization, database sharding, database table, differences between olap and oltp, database, database transaction, entity-relationship model, entity-attribute-value model, foreign key, hierarchical database model, hopping window, impedance mismatch, hybrid transaction and analytical processing, log-structured merge-tree, multiversion concurrency control, index files of database, object-based data model, online transactional processing, online analytical processing, optimistic concurrency control, pessimistic concurrency control, polyglot persistence, query optimization, query language, relational algebra, relational calculus, primary key, relational database management system, relational model, row-oriented data layout, schema-on-read, schema-on-write, semi-structured data model, session window, sliding window, structured query language, sql trigger, superkey, time series database, transaction control language, window function, tumbling window
#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 grammar, formal language, 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, precedence climbing, postfix notation, 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	15	clickhouse pipeline graph, 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 query optimization of monotonous predicate on primary key, clickhouse table TTL, clickhouse tuple, clickhouse materialized view, clickhouse performance evaluation, clickhouse mergetree structure, 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-intensive, data transfer object, impedance mismatch, polyglot persistence, resilient, system load, system fault, system failure, system reliability, system performance, system scalability, system maintainability, 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 object, service-level agreement, service-level indicator, space amplification, system load, system fault, system failure, system reliability, system performance, system scalability, system maintainability, write amplification
#Mathematics/Probability	1	standard deviation
#Mathematics/Statistics	13	arithmetic mean, false negative, false positive, mean, geometric mean, median, harmonic mean, mode, quadratic mean, true negative, true positive, variance, weighted arithmetic mean
#Methodology/Asking	1	x-y problem
#Methodology/Notes	2	digital garden, zettelkasten
#Music	4	digital audio sample rate, digital audio bit rate, digital audio, digital audo bit depth
#Music/MusicTheory	3	pitch, pitch name, syllable name
#Photography	5	aperture, exposure triangle, exposure, focal-stop number, iso
#Programming/CPlusPlus	3	cpp include order, cpp constant, cpp variable initialization
#Programming/Rust	6	rust associated types, rust generic type variable bound, rust never type, rust orphan rules, rust fully qualified syntax, rust library recommendation
#Sport/Skateboarding	2	ollie, powerslide

📥 待处理

Inbox 内容：

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

未发布内容：

File	Date

📊 汇总

Type	Count
Inbox	11
Literature	155
Permanent	34
Post	12

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