2022 certified surveyors are still at a loss when preparing for the exam? Teach you how to take the exam hand in hand?
Recently, it is the registration time for registered surveyors . There are many partners who are interested in some issues of registered surveyors . ...
2022-07-07 23:31【Direct employment from the ground up】
阅读更多Progress broadcast | all 29 shield machines of Guangzhou Metro Line 7 have been launched
Guangzhou Metro 7 The shield machine for tunneling on the right line of the entrance and exit line of Jitang parking lot of line 2 started smoothly ,...
2022-07-07 23:31【Direct employment from the ground up】
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PS D: web001 vue001 live server live server : Cannot be “live server” Item identified as cmdlet、 function 、 The name of the script file or runnable ...
2022-07-07 23:31【gaojingsong】
阅读更多Understand TCP's three handshakes and four waves with love
One 、TCP/IP The connection of When socket Established TCP/IP After the connection , The server will always listen to the connection request ...
2022-07-07 23:31【Little river god is tangled】
阅读更多ESP at installation esp8266 and esp32 versions
One 、esp at obtain Use in an available directory git Tools clone the official website of Lexin esp at project git clone https://github....
2022-07-07 23:32【Little river god is tangled】
阅读更多[STM32 + esp-12s connect Tencent cloud IOT development platform 1] creation of cloud platform and burning of at firmware
![[STM32 + esp-12s connect Tencent cloud IOT development platform 1] creation of cloud platform and burning of at firmware](/img/bc/8241a339cca9b7af475169dba39c10.jpg)
Tencent cloud IOT development platform creation and ESP 12S Firmware burning of Preface 4 One 、 Creation of Tencent cloud IOT development platfo...
2022-07-07 23:32【Little river god is tangled】
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List of articles Preface 6 One 、 Hardware preparation 14 1.ESP8266 01S 1ESP826601S 15 2. STM32F103C8T6 Core board or small development board an...
2022-07-07 23:32【Little river god is tangled】
阅读更多[stm32+esp8266 connects to Tencent cloud IOT development platform 3] stm32+esp8266-01s dynamically registers devices on Tencent cloud (at instruction mode) -- with source code
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List of articles Preface 6 One 、 Open the dynamic registration function of the product 10 Two 、STM32 Code changes STM32 16 1. Modify triples ...
2022-07-07 23:32【Little river god is tangled】
阅读更多Open source hardware small project: anxinco esp-c3f control ws2812
List of articles Preface 4 One 、 Software specifications 9 Two 、 Schematic design 15 1. Lamp bead array 1 16 2.ESP C3 Peripheral circuits 2...
2022-07-07 23:32【Little river god is tangled】
阅读更多Anxin can internally test offline voice module vb-01 to communicate with esp-c3-12f
List of articles Preface 4 One 、VB 01 Module introduction VB01 9 Two 、 Communication serial port selection 16 1. Communication serial port in...
2022-07-07 23:32【Little river god is tangled】
阅读更多What if once again forgets the login password of raspberry pie? And you don't have a monitor yet! Today, I would like to introduce a method
Preface I believe you won't go to your raspberry pie for a long time , Will forget the password , But I don't have a monitor , There is no ...
2022-07-07 23:32【Little river god is tangled】
阅读更多Anxinco esp32-a1s development board is adapted to Baidu dueros routine to realize online voice function
List of articles Preface 7 One 、 preparation 13 1. Hardware preparation 1 14 2. Software preparation 2 21 Two 、 verification ESP ADF If ther...
2022-07-07 23:32【Little river god is tangled】
阅读更多Anxin vb01 offline voice module access intelligent curtain guidance
Preface Anxinco VB A series of offline voice modules will be on sale , Today I will bring you VB01 Access the tutorial of intelligent curta...
2022-07-07 23:33【Little river god is tangled】
阅读更多Flash encryption process and implementation of esp32
List of articles Preface 3 One 、 Be careful font colorff0000 10 Two 、flash The encryption process flash 14 3、 ... and 、 Encryption mode 33 ...
2022-07-07 23:33【Little river god is tangled】
阅读更多Anxinco EC series modules are connected to the multi protocol access products of onenet Internet of things open platform
Catalog Preface %E5%89%8D%E8%A8%80%C2%A0 One 、OneNET Creation of multi protocol access %E4%B8%80%E3%80%81OneNET%E7%9A%84%E5%A4%9A%E5%8D%8F%E8%...
2022-07-07 23:33【Little river god is tangled】
阅读更多Boost regex library source code compilation
background If because gcc Version restrictions , Cannot use a higher version gcc, And need regex If the library solution is regular ,boost regex L...
2022-07-07 23:33【halem100】
阅读更多JNI uses asan to check memory leaks
background If JVM Some molecular modules belong to C++ Written so, You need to check for memory leaks , Provided here ASAN To check this so resol...
2022-07-07 23:33【halem100】
阅读更多C inheritance and interface design polymorphism
Hide base class ： Law 1 Replace the base member with a new derived member class A { public void fun { Console.WriteLine 'A' ; } } class B : A { / /...
2022-07-07 23:33【Bobo in summer】
阅读更多The for loop realizes 1-100 addition and eliminates the 4-digit tail number
/ /bin/bash i End=4 i Total=0 for i=1;i =100;i++ do i temp= expr $i % 10 if $i temp eq $i End ; then echo ' skip :${i}' continue; fi i Total=$ ${i Tot...
2022-07-07 23:33【Bobo in summer】
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2022-07-07 23:33【Bobo in summer】
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