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C # paging query of Oracle stored procedures

(string q_ SQL, int rowscountpage, int indexnowpage, ref int totalrows, ref int totalpages) { try { This. ocommand = new oraclecommand (); This. ocommand. connection = This. oconnection; ocommand. commandtext = "p_g_getpagingdata"; ocommand. commandtype = commandtype. storedprocedure; oracleparameter op0 = new oracleparameter ("q_ SQL", oracledbtype. varchar2, 2000); oracleparameter OP1 = new oracleparameter ("rowcountpage", oracledbtype. int32, 10); oracleparameter OP2 = new oracleparam

Operation and maintenance of LNMP tracking

process Op2=>operation:nginx process op3=>operation: Get header information for HTTP op4=>operation: Match server_name, navigate to the root of the site Op5=>operation: Route op6=>operation into the code framework: The framework's route resolver resolves the php file op7=>operation:php into the fastcgi process op8=>operation:fastcgi process to populate PHP with HTML files op9=>operation: HTML file submitted to Nginx and set the response information s

tomcat6-Source Analysis (2)

An HTTP request processing process Flow chart: St=>start: Start e=>end: End op=>operation: The server first obtains the HTTP TCP socket connection op1=>operation: Read HTTP protocol content from socket op2=>operation: Parsing HTTP protocol request headers op3=>operation: Gets the path of the requested resource in the request header op4=> Operation: Get the path to the servlet op5=>operation: Read the static resource file and return to op6=>operation

Java reads InputStream As string, comparing performance of various methods

textPerformance testsPerformance tests for small String (length = 175), URL in github (mode = Average time, system = Linux, score 1,343) Best):Benchmark Mode Cnt score Error Units8. Bytearrayoutputstream and read (JDK) AVGT 10 1,343±0,028 us/op6. InputStreamReader and StringBuilder (JDK) AVGT 10 6,980±0,404 us/op10.BufferedInputStream, Bytearrayoutputstream avgt 10 7,437±0,735 us/op11.inputstream.read () and StringBuilder (JDK) AVGT 10 8,977±0,328 us/op7. StringWriter and Ioutils.copy (Apache)

An interesting typing game for compiling source code

;-------------------------------------------------------------------------------- This template is pure DOS program code, need to MASM5.0, compile time use "compile-> DOS" way. ;-------------------------------------------------------------------------------- INIT_GAME Macro OP1,OP2,OP3,OP4,OP5,OP6 MOV cx,00h MOV Dh,op1 MOV dl,op2 OP6: MOV ah,02h MOV bh,00h int 10h Push CX MOV ah,0ah MOV al,op3 MOV bh,00h MOV cx,01h int 10h Pop CX Inc CX Inc OP4 CMP CX

Installation and use of FIS2

the pack is set, FIS will only package files by default and will not replace static resource references in the page, we can load the packaging module by introducing back-end static resource management. However, you can also use the Fis-postpackager-simple plugin to automatically replace a separate resource reference in a page with a packaged resource.To install the plugin:NPM install-g Fis-postpackager-simpleEnable plugins:Command: compression: FIS Release-oConsolidation: FIS Release-

Use of labels in the interpreter

Android_6200/Dalvik/Vm/mterp/out/InterpC-portdbg.c + 467 C89 is also supported Looking at code from me, I will never learn programs well, and I feel confused. Who can have a general understanding ?! Write a program: 1 # include 2 # include 34 # define H (_ OP) OP _ ### _ OP5 # define handle_opcode (_ OP) OP ###_ OP:67 # define define_goto_table (_ name )\8 Static const void * _ name [8] = {\9 h (op_nop ),\10 h (op_move ),\11 h (op_move_16 ),\12 h (op

How can I check whether the website service is normal from time to time?

the real-time level, It is better to write a socket. PHP can be written, and C and PY can be used. For example, op5 http://www.op5.com/And nagios http://www.nagios.org/You can also send an email to call when there is a problem with the historical data chart. Write a simple page separately, Use curl if the result isExcellentThe website is normal. Otherwise, the website is abnormal. Register an account at monitoring siteImproves th

How to detect the normal website service?

A recent project (Php+apache), which requires that the site service be constantly checked for uptime At present I think of the method is: 1. Detection of Apache HTTPD process 2. Timed Crawl page analysis The feeling is not very ideal, what kind of method does everybody have?? Reply content: A recent project (Php+apache), which requires that the site service be constantly checked for uptimeAt present I think of the method is:1. Detection of Apache HTTPD process2. Timed Crawl page analysisThe

EStateBox For CRDTs

, 2]op4 -> value: [1, 2, 3]op5 -> value: [1, 2, 3, 4]op6 -> value: [1, 2, 3, 4, 5]op7 -> value: [1, 2, 3, 4, 5, 6]op8 -> value: [1, 2, 3, 4, 5, 6, 7]op9 -> value: [1, 2, 3, 4, 5, 6, 7, 8]op10 -> value: [1, 2, 3, 4, 5, 6, 7, 8, 9]Queue:[ {1, {:ordsets.add_element/2, [1]}}, {2, {:ordsets.add_element/2, [2]}}, {3, {:ordsets.add_element/2, [3]}}, {4, {:ordsets.add_element/2, [4]}}, {5, {:ordsets.add_element/2, [5]}}, {6, {:ordsets.add_element/2, [6]}

Principles and Examples of MongoDB database replica set synchronization

Synchronization process When you choose to sync from which node, pull Oplog1.Applies the OP executes this OP log2.Writes the OP to its own oplog (also local.oplog.rs) writes this OP log into its own oplog3.Requests the next OP Log secondary node sync to whereWhere is the secondary node synchronized? The master node can determine where the data is synchronized based on the timestamp obtained from the node Oplog. How does primary know where secondary are synced to? So, secondary is querying pri

Installation and configuration of Nagios under Linux

Nagios is one of the most influential network information monitoring systems in the enterprise, and it can dynamically monitor the specified network status, and issue warning tones or email alerts to operators when the status is abnormal. The type of monitoring and alarm timers are fully customizable.Another powerful feature of Nagios is its ability to monitor both hosts and services. For example, it can simultaneously monitor both the IP address and the TCP/UDP port number. To further illustrat

Spring@postconstruct and @predestroy Explanatory notes

private, or private, except for the application client. The method cannot be static, the method can be final, and if the method throws an unchecked exception, the class must not be placed in the service unless it is an EJB that can handle the exception and recover from it.In summary, it is important to note that the use of @postconstruct is:> * Method No parameters> * Method no return value must be void> * Method cannot be static> * Method cannot throw an exception> * method executes only once>

C Language Blog Job-data type

First, the PTA laboratory Work Topic 1. The number that falls into the trap 1. PTA Submission List2. Design Ideas1. Define Shaping variables N,result,i2. Input data n3. Enter the loop with no end condition4. Assign the value returned by the function to result5. Output I and result by format6. Judging if n==result, jump out of the loop7. Assign the value of result to N and start the next loop8. In the function, define the sum=09. Take n numbers, add10. Return to Sum*3+13. Code4. Problems encounte

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