- 2025-01-20Airflow - Study Notes 6
1.First,wewillsetuptheimportsthatarerequiredforthedashboardview:from__future__importannotationsfromtypingimportTYPE_CHECKINGfromairflow.auth.managers.models.resource_detailsimportAccessViewfromairflow.utils.sessio
- 2025-01-19Airflow - Study Notes 4
Toretrievetheseimages,IfrequentlymakeuseoftheNASAAstronomyPictureoftheDayAPI (https://apod.nasa.gov/apod/astropix.html)togatheranewimage.Thisisafree APIrequiringanAPIkeytobecreatedbutiseasilyaccessible.
- 2025-01-19Airflow - Study Notes 3
(.venv)frank@ZZHUBT:~/venvs/my_airflow_project$airflowconfigget-valuecoreexecutorSequentialExecutor
- 2025-01-18Airflow - Study Notes 1
ApacheAirflowisknownwithinthedataengineeringcommunityasthego-toopensource platformfor“developing,scheduling,andmonitoringbatch-orientedworkflows.”
- 2025-01-18day1-study markdown
MARKDOWN学习标题标题:#+空格+标题名(一级标题)##+空格+标题名(二级标题)字体粗体:helloworld(****)斜体:helloworld(**)删除:helloworld(~~~~)引用坚持的男生最帅(>+空格+引用的话)分割线(三个减号线)图片(超链接哔哩哔哩([超链接名字](链接地址))列表
- 2025-01-18PySpark - Study Notes 2
- 2025-01-17PySpark - Study Notes 1
frank@ZZHUBT:~$dockerpulljupyter/pyspark-notebook dockerrun--namepyspark-notebook-p8888:8888-v~/dkvols/pyspark-notebook/:/home/jovyan/work/-djupyter/pyspark-notebook:latest frank@ZZHUBT:~$dockerlogspyspark-notebookEnteredstart.
- 2025-01-17DuckDB - Study Notes 11
(zpy310)frank@ZZHUBT:~$pipinstallduckdb(zpy310)frank@ZZHUBT:~$pipinstallharlequin......SuccessfullyinstalledMarkupSafe-3.0.2click-8.1.8harlequin-1.25.2jinja2-3.1.5linkify-it-py-2.0.3markdown-it-py-3.0.0mdit-py-plugins-0.4.2m
- 2025-01-15DuckDB - Study Notes 8
pi_relation=duckdb.sql("SELECTpi()ASpi")type(pi_relation)#duckdb.duckdb.DuckDBPyRelation pi_relation.show() ┌───────────────────┐│pi││double│├─────────
- 2025-01-15Markdown-study
Markdown-study标题一级标题一个#二级标题两个#三级标题三个#字体粗体左右两个*斜体左右一个*横线左右两个~引用一个>+空格即可分割线三个-或者三个*图片![图片](路径)超链接点击跳转列表数字+空格B减-+空格B表格右键插入即可
- 2025-01-14DuckDB - Study Notes 6
DuckDB’snesteddatatypes:LIST, MAP,andSTRUCT. DSELECT[7,8,9]ASlist_int;┌───────────┐│list_int││int32[]│├───────────┤│[7,8,9]│└───────────┘ DSELECT['Quantumof
- 2025-01-14DuckDB - Study Notes 5
DSELECT*FROMduckdb_extensions();┌──────────────────┬─────────┬───────────┬──────────────┬───┬───────────────────┬───────────────────┬───────
- 2025-01-12安装 php 开发环境(基于 php study)
目录安装 php 开发环境(基于 phpstudy)创建简单博客示例代码下载 phpstudy:可以从官网(xp.cn)下载,也可以在内网(如提到的 6.100)下载,或者使用已提供的安装包。安装过程:双击安装包,若电脑有 D 盘且无特殊需求,默认安装路径为 D:\phpstudy;若没有 D 盘,则需将路径
- 2025-01-09DuckDB - Study Notes 4
blockrangeindex,BRIN adaptiveradixtree,ART Todownloadthenecessarydatasetforthisproject,pleasefollowtheseinstructions:1.Gotohttps://www.kaggle.com/datasets/mohamedbakhet/amazon-books-reviews.2.ClickontheDown
- 2025-01-09DuckDB - Study Notes 3
DataWrangling CREATEORREPLACETABLEweb_log_text(raw_textVARCHAR); COPYweb_log_textFROM'access.log'(DELIM''); SELECTregexp_extract(raw_text,'^[0-9\.]*')ASclient_ipFROMweb_log_textLIM
- 2025-01-05DDR Study - LPDDR4 BRC RBC QoS
参考来源:LPDRAM4/4XPerformanceTweaksBankrotation/interleaving基于DRAM的BANK-ROW-COLUMN结构,以及访问同一Bank内不同Row时需要的Pre-Charge+Active行为,对两种Address组成进行分析:Bank-Row-ColumnAddressScheme(BRC)这种结构下,MSB是CS+BankGroup,LSB是Colu
- 2025-01-02DICOM系统
数字成像和通信医学(DICOM,DigitalImagingandCommunicationsinMedicine)标准是全球广泛采用的医学影像存储和交换标准。DICOM不仅定义了影像数据的文件格式,还规定了影像数据在不同系统之间传输的协议。其层级结构是DICOM标准的核心组成部分,旨在有效组织和管理复杂的医学影像数据
- 2024-12-26Python基础--conda使用
miniconda下载,conda使用教程,配置conda镜像源,conda常用操作和配置镜像源_conda源配置-CSDN博客一、安装miniconda下载二、配置系统环境变量三、验证:condalist四、配置下载源1.查看默认源condaconfig--show-sources增加一个默认源清华源condaconfig--addchannelshttps://mir
- 2024-12-2012.16[net]【study】
似乎存在数据截断或损坏的问题。具体来说,预期的数据 "Hello,thisisatestmessage" 被截断成了 "ssage"。这可能是由于以下几个原因造成的:数据包大小问题:某些网络设备或中间件可能会对数据包的大小进行限制或截断。数据偏移问题:在接收端解析数据时可能存在偏移,导致只读
- 2024-12-20Graph - Study Notes 7
cosinesimilarity usersegmentation,communitydetection apoc.agg.statistics
- 2024-12-19Graph - Study Notes 6
bipartite co-occurrencenetwork LPA
- 2024-12-17Graph - Study Notes 4
communitydetection centrality PageRank APOC
- 2024-12-17INFS2044 2 Case Study
INFS2044Assignment2CaseStudyInthisassignment,youwillbedevelopingasystemforfindingimagesbasedontheobjectspresentintheimages.Thesystemwillingestimages,detectobjectsintheimages,andretrieveimagesbasedonlabelsassociated
- 2024-12-17Graph - Study Notes 3
- 2024-12-16Graph - Study Notes 2