esp8266 ir

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Llvm's daily discussion on how llvm learns

These summaries are not written by myself, but are taken from the older llvm versions. Because the documents of the old version have been paid close attention to, and this summary is very good, it is also very useful now, so I posted this part of the content. This is only part of the original document. Original document address: http://llvm.org/releases/1.1/docs/Stacker.html Body content: Lessons I learned about llvmeverything's a value! Although I knew that llvm uses a single static assignment

Basic Database Operations, databases

Student where S# not in (Select S# from SC where C#='002');17. Show the "Database", "enterprise management", and "English" course scores of all students based on average scores in the following format: Student ID ,, database, enterprise management, English, number of valid courses, average effective score Select s # as student ID, (SELECT score from SC where SC. S # = t. S # and c # = '004 ') AS database, (SELECT score from SC where SC. S # = t. S # and c # = '001') AS enterprise management, (

Why is the amount of the mb51 standard currency different from that of the historical standard currency of the purchase order?

Why does the value in the field "amount in local currency" in a materialDocument, sometimes differ from the valued displayed for this materialDocument in the purchase order history.Answer:These two fields relate to different fi postings. The field inMaterial document (MSEG-DMBTR) is filled with the value that wasPosted to the stock account. The field in the purchase order history(EKBE-DMBTR) displays the value that was posted to the gr/IR accountDurin

Use of getprop setprop wathcprop in Android Linux

value [DHCP. wlan0.mask]: [255.255.255.0] 4. watchprops Monitors system attribute changes. If the system attribute changes during this period, the changed value is displayed. /System # watchprops1307501833 SYS. settings_system_version = '37' 1307501836 SYS. settings_system_version = '38' 1307501862 persist. SYS. timezone = 'Asia/hong_kong' 3. toolbox subcommands 1. Command implementationCodeLocation In fact, these three commands are the sub-commands of toolbox. If you are

C ++ STL list queue usage (Instance)

From: http://www.cnblogs.com/madlas/articles/1364503.html # Include # Include # Include # Include Using namespace STD; // Create a list container instance listintTypedef list // Create a list container instance listcharTypedef list Void main (void){//--------------------------// Use the list container to process Integer Data//--------------------------// Use listint to create a list object named listoneListint listone;// Declare I as an iteratorListint: iterator I; // Add data to the previous

Sort out JRE slimming or streamlining JRE

the Java file: /* @ Author jarg @ todo example to view the DLL file required by the current program */import Java. io. inputstreamreader; import Java. io. ioexception; public class Hello {public static void main (string [] ARGs) throws ioexception {inputstreamreader IR = new inputstreamreader (system. in); system. out. println ("hello"); IR. read ();}} 2. Compile and run 3. 360 security guard-> function o

Example of calling executable programs in PL/SQL using Java

/* Replace the username */Call dbms_java.grant_permission ('frgt _ uat', 'sys: Java. Io. filepermission ',' Create or replace Java source named "jtns"AsImport java. Io. inputstream;Import java. Io. inputstreamreader;Import java. Io. ioexception;Public class jtns {Public static string getfing (string seed ){/* Note: When this error occuredORA-29532: Java Call terminated by uncaught Java exception: Java. Lang. nullpointerexceptionJust place the full path of the EXEEx:String command = "/home/Orac

C ++ basic related STL: List usage

list elementSize () returns the number of elements in the list.Sort () sorts the listSplice () merges two listsSwap () exchange two listsUnique () deletes repeated elements in the list. Attached List usage example: # Include # Include # Include # Include Using namespace STD; // Create a list container instance listintTypedef list // Create a list container instance listcharTypedef list Void main (void){//--------------------------// Use the list container to process Integer Data//-----------

Sweetheart Soccer teenager shot ad two-dimensional code algorithm

Two-dimensional code, football player QR code how to generate? How to open it? How is the advertising platform developed?1. Bubble sortfunction bubbleSort(arr){ var i = 0, j = 0; for(i=1; ifor(j=0; jvar temp = 0; // ">" 从小到大排序 // "if(arr[j] > arr[j+1]){ temp = arr[j]; arr[j] = arr[j+1]; arr[j+1] = temp; } } } return arr;}2. Quick Sortfunction quickSort(arr,l,r){ if(l var i = l, j = r, x = arr[i]; while(iwhile(iif(i//这里用i++,被换过来的必然比x小,赋值后直接让i自加,不用再比较,可以提高效率 arr[i++] = arr[j]; while(iif(i//这里用j-

The implementation of Shell programming Windows Recycle Bin function sharing _linux Shell

)Option to remove each listed directory, too, along and all of its contents. To remove a file whose name starts with a '-', for example '-foo ',Use one of these commands:RM---Foo Rm./-foo Note ' If you ' use RM to remove a file, it's usually possible to recoverThe contents of that file. If you want more assurance that the contents areTruly unrecoverable, consider using shred. The bugs to Eof} #脚本开始 #检测回收站已用存储空间, if the maximum is reached, delete the file in the previous half of the l

The difference of vector, list and deque in STL

://www.cnblogs.com/madlas/articles/1364503.htmlC + + STL List Queue usage (instance) 2007-12-15 12:54 #include #include #include #include using namespace Std; Create an instance of a list container listinttypedef list Create an instance of a list container Listchartypedef list void Main (void){//--------------------------Handling integer data with the list container//--------------------------Create a list object named Listone with ListintListint Listone;Declaring I as an iteratorListint::itera

About resolution of Oracle stored procedure execution permissions issues

Create table statement. I tried to change the stored procedure to an anonymous stored procedure executed in Pl/sql, since the statement was passed. This indicates that the statement is not a problem and that the problem occurs during the execution of the stored procedure. I am using the DBA account login system, there should be no lack of access to the problem ah. Where does the problem arise? Through the Internet access to information, found that Oracle for the implementation of stored procedu

Unix Re-learning--Shell programming __unix

mutable Example: # export hello= "Hello" # readonly hello= "Hello" # export hello= "Hello" World Bash:hello: Read-only variable # unset HELLO Bash:unset:HELLO: cannot be reversed: read-only variable Command Format 2:ReadOnly function:Show all read-only shell variables Example: # readonly declare-r bashopts= ' checkwinsize:cmdhist:expand_aliases:extquote:force_fignore:histappend: Hostcomplete:interactive_comments:progcomp:promptvars:sourcepath " declare-

Valgrind Memory Issue Brief

Pointer chain AAA Leak case BBB Leak case------------- ------------- -------------(1) RRR------------> BBB DR(2) RRR---> AAA---> BBB DR IR(3) RRR BBB DL(4) RRR AAA---> BBB DL IL(5) RRR------?-----> BBB (y) DR, (n) DL(6) RRR---> AAA-?-> BBB DR (y) IR, (n) DL(7) RRR-?-> AAA---> BBB (y) DR, (n) DL (y) IR, (n) IL(8) RRR-?-> AAA-?-> BBB (y) DR, (n) DL (y

Continue to test, as always, stability

server+app+ devices are very power-givinghas been implemented for several days, the device memory is not reduced, the app has not experienced the phenomenon of operation, the server on the view device status is online, good continue to refuel.RT5350 Although the power consumption is a bit larger, but it is large in memory. Run the Linux operating system. Ability to customize very versatile, is a good choice for smart switches.Even though there are a lot of programs that are emerging, such as MT7

Openscad Design 3D Print NODEMCU housing

The NODEMCU is a compact development board with integrated WiFi and MCU, based on the ESP8266 chip. Forum in http://bbs.nodemcu.com/, source code in HTTPS://GITHUB.COM/NODEMCU.Using the Openscad to make a shell, you can use the 3D printer output, and no longer "bare-Ben".OPENSCAD's original model file is as follows, which can be modified and output on the 3D printer itself.NODEMCU Smart Device, box, Rainproof (vertical mount)//author:[emailprotected],

Beaglebone Black–gpio Switch LED (transistor and Relay experiment)

don't add this resistor. When connecting, of course, all power is turned off. On the relay control side, the 3.3v,gnd of the BBB is connected to the gnd,in signal of the BBB to connect the BBB p9_13 (GPIO number 31). Note, however, that the circuit connection on the other side of the relay must be followed by the manufacturer's instructions. In general, the middle of the relay is connected to the FireWire (positive), the other two ports are normally open negative and normally closed negative.

Android connects to the server Socket and androidsocket

Android connects to the server Socket and androidsocket Package com. example. esp8266;Import java. io. IOException;Import java. io. InputStream;Import java. io. OutputStream;Import java. io. PrintStream;Import java.net. Socket;Import android. app. Activity;Import android. OS. Bundle;Import android. OS. Handler;Import android. OS. Message;Import android. view. View;Import android. widget. Button;Import android. widget. EditText;Import android. widget.

Micropython Supported development boards: high-performance, low-cost maker of choice

interface on the basis of stm32f405 MCU. The board contains 4 LEDs, an acceleration sensor, which can operate at voltages between the 3v-10v.  The only Micropython development Board that supports the communication positioning functionTPYBoardv702, the only Micropython Development Board that supports the communication positioning function. Support Beidou gps Dual-mode positioning, GPRS communication, SMS, Bluetooth, telephone and other functions. Board load Force sensing, temperature and humidit

Build a creator-specific Ubuntukylin version

/debian Vivid main 'sudo add-apt-repository ' deb Http://ppa.launchpad.net/ubuntugis/ubuntugis-unstable/ubuntu Vivid main '#注意: Vivid is the Ubuntu15.04 version number code, if it is other, it needs to be modified accordingly.#然后, add the source authentication code:GPG--keyserver keyserver.ubuntu.com--recv dd45f6c3GPG--export--armor dd45f6c3 | sudo apt-key add-#最后, perform the installation operation.sudo apt-get updatesudo apt-get install Qgis Python-qgis qgis-plugin-grass#大功告成, go to the consol

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