Useful

Data science and open source(from:IBM developerWorksTechnical topics)

LearnaboutopensourcetoolsforconvertingdataintousefulinformationDatasciencecombinesmathematicsandcomputerscienceforthepurposeofextractingvaluefromdata.Thisarticleintroducesdatascienceandsurveysprominen
baixishang1539·2020-09-13 01:17

11 Python Pandas tricks that make your work more efficient

remanynicetutorialsofit,buthereI’dstillliketointroduceafewcooltricksthereadersmaynotknowbeforeandIbelievethey’reuseful.read_csvEveryoneknowsthis
Takoony·2020-09-12 19:33

pandas使用教程（十）：useful tricks！

一、createanexampleDataFrame二、renamecolumnsdf=df.rename({'colone':'col_one','coltwo':'col_two'},axis='columns')ordf.columns=['col_one','col_two']ordf.columns=df.columns.str.replace('','_')ordf.add_prefi
何变量·2020-09-12 18:46

Lombok：lombok中使用@Builder

文章摘自：https://www.baeldung.com/lombok-builder1.OverviewProjectLombok’s@BuilderisausefulmechanismforusingtheBuilderpatternwithoutwritingboilerplatecode.WecanapplythisannotationtoaClassoramethod.Inthisbr
bboyzqh·2020-09-12 18:13

LeetCode: Repeated DNA Sequences

AllDNAiscomposedofaseriesofnucleotidesabbreviatedasA,C,G,andT,forexample:"ACGAATTCCG".WhenstudyingDNA,itissometimesusefultoidentifyrepeatedsequenceswithintheDNA.Writeafunctiontofindallthe10
wyc1230·2020-09-12 17:50

leetCode练习（187）

AllDNAiscomposedofaseriesofnucleotidesabbreviatedasA,C,G,andT,forexample:"ACGAATTCCG".WhenstudyingDNA,itissometimesusefultoidentifyrepeatedsequenceswithintheDNA.Wr
碰碰猪·2020-09-12 17:05

【LeetCode】Repeated DNA Sequences 解题报告

AllDNAiscomposedofaseriesofnucleotidesabbreviatedasA,C,G,andT,forexample:"ACGAATTCCG".WhenstudyingDNA,itissometimesusefultoidentifyrepeatedsequenceswithintheDNA.Writeafunctiontofindallthe10
ljiabin·2020-09-12 16:05

tcl语言中使用c语言_使用可加载的C模块构建tcl扩展

tcl语言中使用c语言Ihopeyou'llfindthistutorialusefulandinteresting.Solet'strytoextendTclwithanewpackage.Foranyonemoredeeplyinterestedpleasecheckoutthebook"PracticalProgramminginTclandTk
cunchi8090·2020-09-12 15:44

LeetCode 187 Repeated DNA Sequences (Map)

AllDNAiscomposedofaseriesofnucleotidesabbreviatedasA,C,G,andT,forexample:"ACGAATTCCG".WhenstudyingDNA,itissometimesusefultoidentifyrepeatedsequenceswithintheDNA.Writeafunctiontofindallthe10
_TCgogogo_·2020-09-12 15:27

请认真阅读：MySQL8.0-INFORMATION_SCHEMA增强

CoincidingwiththenewnativedatadictionaryinMySQL8.0,wehavemadeanumberofusefulenhancementstoourINFORMATION_SCHEMAsubsystemdesigninMySQL8.0
Siwany6691·2020-09-12 12:37

dplyr包之分组动作 group_by()

DescriptionMostdataoperationsareusefuldoneongroupsdefinedbyvariablesinthethedataset.Thegroup_byfunctiontakesanexistingtblandconvertsitintoagroupedtblwhereoperationsareperformed"bygroup
lanfengchalan·2020-09-12 11:25

git pull 时出现 error: Your local changes to the following files would be overwritten by merge的解决办法

Themostusefulcommandsyouwillwanttolearnareclonestatuspullcommitpushgitkstashlogcheckout%gitclonessh:/
Jacob-wj·2020-09-12 10:07

The Haar Transform 哈尔变化

ProbablythesimplestusefulenergycompressionprocessistheHaartransform.In1-dimension,thistransformsa2-elementvector
神海之龙·2020-09-12 09:19

Linux 下设置 php 开机自动启动

description:PHP-FPM(FastCGIProcessManager)isanalternativePHPFastCGIimplementation\#withsomeadditionalfeaturesusefulforsitesofanysize
花落十里不如你·2020-09-12 06:17

useful SQL in Presto

expandone,twoormultiplearraysintorows(multiplecolumns)expandonearrayConvertonearraytorow.E.g.Convertthefollowingspeeds[1,2,3,4]tospeed1234withthefollowingSQLWITHtAS(SELECTarray[1,2,3,4]ASspeeds)SELECT
nisxiya·2020-09-12 06:48

CentOS6设置php-fpm开机自启动

description:PHP-FPM(FastCGIProcessManager)isanalternativePHPFastCGIimplementation\#withsomeadditionalfeaturesusefulforsitesofanysize
auo67284·2020-09-12 05:24

WinDBG 设置条件断点

Conditionalbreakpointscanbeveryusefulwhenyouaretryingtofindbugsinyourcode.Theycauseabreaktooccuronlyifaspecificconditionissatisfied
Yuri800·2020-09-12 02:41

sprintf 字符串格式化

Itmaybeold-fashioned,butIstillfindprintf(andsprintfand_vsnprintf)incrediblyuseful,bothforprintingdebugoutputandforgeneratingformattedstrings.Hereareafewlesser-knownformatsthatIuseagainandagain.SeeMSDN
xjbzju·2020-09-12 01:45

Pycharm无法导入自定义包问题

Thisinspectiondetectsnamesthatshouldresolvebutdon't.Duetodynamicdispatchandducktyping,thisispossibleinalimitedbutusefulnumberofcases.Top-leveland
梅津太郎·2020-09-11 21:19

CMS学习 --- joomla数据库表结构

usefullink:http://wenku.baidu.com/view/4d6420aad1f34693daef3e8f.htmlstandardformfieldtypes:https://docs.joomla.org
wzshenn·2020-09-11 21:15

React Native 配置/运行的那些坑

转载请注明出处：王亟亟的大牛之路话不多说先安利：https://github.com/ddwhan0123/Useful-Open-Source-Android/又把二维码，图表等模块抽离了出来，方便大家找以后
王亟亟·2020-09-11 21:21

net-snmp常见的两个错误及解决办法

第一个：Warning:noaccesscontrolinformationconfigured.It'sunlikelythisagentcanserveanyusefulpurposeinthisstate.Run"snmpconf-gbasic_setup"tohelpyouconfigurethesnmpd.conffileforthisagent
code汪·2020-09-11 18:20

Android 视图动画(View Animation) 使用详解

Google大大对动画的总述如下：Animationscanaddvisualcuesthatnotifyusersaboutwhat’sgoingoninyourapp.TheyareespeciallyusefulwhentheUIchangesstate
whd_Alive·2020-09-11 18:25

Android 属性动画(Property Animation) 使用详解

Google大大对动画的总述如下：Animationscanaddvisualcuesthatnotifyusersaboutwhat’sgoingoninyourapp.TheyareespeciallyusefulwhentheUIchangesstate
whd_Alive·2020-09-11 18:25

gen_fsm中send_event和send_all_state_event的区别

Thedifferencebetweensend_eventandsend_all_state_eventiswhichcallbackfunctionisusedtohandletheevent.Thisfunctionisusefulwhensendingeventsthatarehandledthesamewayineverystate
skyman_2001·2020-09-11 16:05

必知必会！怎样让别人看到我的（本地）网页或项目？-（Ngrok内网穿透）-（免费）-（保姆级教学）

初学者适用，useful小技巧，收藏！目录前言保姆级教学注意事项科普前言小朋友们可能都有很多问号？？？我制作的精美的、功能强大的网页或项目只能在本机运行，怎样才能让别人看到呢？
大饼干_GreatBiscuit·2020-09-11 16:26

《算法艺术与信息学竞赛》之 枚举 例二 POJ—1116 Library

DescriptionCastawayRobinsonCrusoeislivingaloneonaremoteisland.Onedayashipcarryingaroyallibraryhaswreckednearby.UsuallyRobinsonbringsanyusefulstufffromtheshipwrecktohisisland
ljyfearless·2020-09-11 15:46

StaticBatchingUtility静态批处理工具

Thisstepisusefulasaperformanceoptimization
ElyXiao·2020-09-11 13:44

Flawfinder--检测源代码中的危险函数

asimpleprogramthatexaminesC/C++sourcecodeandreportspossiblesecurityweaknesses(“flaws”)sortedbyrisklevel.It’sveryusefulforquicklyfindingandremovingatleastsomepotential
子曰小玖·2020-09-11 13:28

Spark源码导入IDE

可以查看:https://cwiki.apache.org/confluence/display/SPARK/Useful+Developer+Tools#UsefulDeveloperTools-IntelliJ1
拱头·2020-09-11 12:52

PHP XML-RPC 的使用

下面是和PHP数据类型的的对应关系：UsefulInc.XML-RPC实现—phpxmlrpc我们使用的XML-RPC工具包是Useful,Inc.的EddDumbill制作的，下载网址http://phpxmlrpc.sourceforge.net
kernelspirit·2020-09-11 08:55

Magento 记事本

2019独角兽企业重金招聘Python工程师标准>>>UsefulWebsite:Magentoapi(API接口):http://devdocs.magento.com/guides/m1x/api/
weixin_34138377·2020-09-11 05:58

Scalable Architecture DR CoN: Docker, Registrator, Consul, Consul Template and Nginx

Dockerisgreatfunwhenyoustartbuildingthingsbypluggingusefulcontainerstogether.RecentlyIhavebeenplayingwithConsulandtryingtoplugthingstogethertomakeatrulyhorizontallyscalablewebapplicationarchitecture.C
@空岛空心·2020-09-11 02:37

http://www.nirsoft.net/ 的工具软件

NirSoftwebsiteprovidesauniquecollectionofsmallandusefulfreewareutilities,allofthemdevelopedbyNirSofer.IfyouarelookingforWindowspassword-recoverytools
ddrvos·2020-09-11 01:02

Struts2 常量(SUCCESS、NONE、ERROR、INPUT、LOGIN)_详解

Theactionexecutionwassuccessful.Showresultviewtotheenduser.汉语NONEstaticfinalStringNONE英文解释：Theactionexecutionwassuccessfulbutdonotshowaview.Thisisusefulforactions
Metempsychosis_·2020-09-11 00:44

［转载］How To Set Up And Use X11 Forwarding On Linux And Mac

how-to-use-x11-forwarding,2-843.html－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－X11forwardingcanbeusefulwhenaGUIisrequired
沉溺·2020-09-10 23:46

opencv calibration demo 阅读笔记

fundamentalctype.hctype.hcharacterconversionmacrosandctypemacrosThectype.hheaderfileoftheCStandardLibrarydeclaresseveralfunctionsthatareusefulfortestingandmappingcharacters.All
wendox·2020-09-10 21:03

Swift trim space/new line（字符串过滤空格和换行符）

///UIView'susefulextensions.
devchena·2020-09-10 17:01

Inside ELF Symbol Tables

ELFfilesarefullofthingsweneedtokeeptrackofforlateraccess:Names,addresses,sizes,andintendedpurpose.Withoutthisinformation,anELFfilewouldnotbeveryuseful.Wewouldhavenowaytomakesenseoftheimpenetrablemasso
盘古大叔·2020-09-10 15:49

36.飞行音乐

36.FlightMusicAswellasbeingusefulforworkingwithtriangles,thesinefunctioncanalsobeusedforgeneratingsounds.Ifyoutakeaneverincreasingnumberandpassittothesinefunction
qianer·2020-09-10 15:33

swagger-bootstrap-ui 介绍和使用

参考：https://doc.xiaominfo.com/guide/useful.html##简介`swagger-bootstrap-ui`是`springfox-swagger`的增强UI实现，为
我家有只小熊二·2020-09-10 14:11

使用pycharm调用模块后字体变灰 是什么原因呢？

Thisinspectiondetectsnamesthatshouldresolvebutdon't.Duetodynamicdispatchandducktyping,thisispossibleinalimitedbutusefulnumberofcases.Top-levelandclass-levelitems
杨航JAVA·2020-09-10 13:36

linux执行多个命令_您必须知道的前50多个Linux命令

ThecommandslistedbelowaresomeofthemostusefulandmostfrequentlyusedLinuxcommands.Let’sgetrightintoit!
cunchi4221·2020-09-10 13:40

r语言中的order函数_R中的Order（）函数–简要说明

r语言中的order函数Theorder()functioninRisveryusefulinsortingaparticulardatavaluesaccordingtoaspecificvariable.R
cunchi4221·2020-09-10 13:09

关于 ECMAScript 2015（ES6）的一些有用的提示和技巧

原文：https://www.oschina.net/translate/check-out-these-useful-ecmascript-2015-es6-tips-and-tricks译者：Tocy
JavaScript_w·2020-09-10 10:13

wordpress 加速_24个有用的技巧来加速WordPress和提升性能

Fastloadingpagesimproveuserexperience,increaseyourpageviews,andhelpwithyourWordPressSEO.Inthisarticle,wewillsharethemostusefulWordPressspeedoptimizationt
cumyupx7788305·2020-09-08 19:26

极路由添加静态路由表_如何将静态TCP / IP路由添加到Windows路由表

极路由添加静态路由表Insomespecifictypesofenvironments,youmightfinditusefultoaddastaticroutetotheroutingtableinWindows.Here
culinxia2707·2020-09-07 06:11

wordpress主题速度_提升WordPress速度和性能的终极指南

Fastloadingpagesimproveuserexperience,increaseyourpageviews,andhelpwithyourWordPressSEO.Inthisarticle,wewillsharethemostusefulWordPressspeedoptimizatio
cumohuo9136·2020-09-05 08:21

k均值法颜色聚类_使用k均值聚类的颜色量化

ColorQuantizationistheprocessofreducingthenumberofcolorsinanimagewhilekeepingthevisualappearanceoftheimageintact.Thisisanusefulima
weixin_26704853·2020-09-03 19:14

jquery ui_排名前5位的jQuery UI替代品

jqueryuiWhenbuildingforthemodernwebyouoftenneedtocreateusefulUIcomponents.Whetheryouneedacalendar,slider
culi3118·2020-08-31 20:44
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