teach yourself tcp ip in 14 days 2nd edition
Teach Yourself TCP-IP in 14 Days
... application into a common format, often called Teach Yourself TCP/ IP in 14 Days, Second Edition The second edition of Teach Yourself TCP/ IP in 14 Days expands on the very popular first edition, bringing ... issued in 1981, standardizing TCP/ IP version 4 for the ARPANET. In 1982, TCP/ IP supplanted NCP as the dominant protocol of the growing network, which was now connecting machines across the continent. ... Recombining is the reverse of splitting, so that several connections are combined into a single one for the layer above. Multiplexing and splitting (and their reverses, demultiplexing and recombining)...
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Contents i What’s New with This Edition Teach Yourself ANSI C++ in 21 Days, Premier Edition, is
... This Edition Teach Yourself ANSI C++ in 21 Days, Premier Edition, is a new edition of theinternational bestseller, Teach Yourself C++ in 21 Days. This Premier Edition offersmore than just 21 days ... 747D Answers 757Index 831iiiContentsP2/V3/sqc5 TY ANSI C++ in 21 30887-6 Casey 2.23.96 FM LP#3 teach yourself ANSI C++ in 21 days, Premier Edition Teach Yourself ANSI C++ in 21 Days iiP2/V3/sqc5 ... paradigm used in C programming andstart thinking in objects.Where You Are GoingThe first week covers the material you need to get started with programming in general, andwith C++ in particular....
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Teach Yourself PL/SQL in 21 Days- P16
... with, 144 syntax, 143 nesting, 148 order of execution, 125REPEAT UNTIL, 144 -146 example, 145 simulating, 145 reversing, 122-123listing, 122selecting, 146 spacing, 148 style tips, 148 -149 FOR ... 147 incrementing through,123-124listing, 123infinite, 144 , 380jumping into (GOTO), 130labels, 142 -143 changing executionorder, 143 listing, 142 syntax, 142 LOOP, 144 , 146 example, 144 EXIT ... creating, 54creating (security exam-ple), 538-539data integrity (maintain-ing), 300-304listing, 302defining, 299-300, 313,319delete, 296enabling/disabling,310-311event, 311-312defining,...
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Teach Yourself PL/SQL in 21 Days- P1
... Example of a Simulated REPEAT UNTILLoop 145 What Loop Should I Use? 146 Loop Guidelines 146 Style Tips for Loops 148 Recursion 149 Guidelines 149 Practicing Recursion 150Why Use Recursion? 152Summary ... Entries into an Index-by Table 267Referencing Values in an Index-by Table 268Changing Table Entries 270Deleting Table Entries 270PL/SQL Table Methods 271Using Nested Tables 274Declaring a ... Writing Database Triggers 29312 Using Oracle8i Objects for Object-Oriented Programming 33313 Debugging Your Code and Preventing Errors 371 14 Leveraging Large Object Types 401WEEK2 In Review...
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Teach Yourself PL/SQL in 21 Days- P2
... Anested anonymous block begins on line 14 and ends on line 21. Lines 6 through 9 definethename_printprocedure.The variable a_nameis declared in the outermost block (see line 4), thus any nestedblock, ... watermark.Writing Declarations and Blocks 59222:23: DBMS_OUTPUT.PUT_LINE(‘Back in the main block’);24:25: But we cannot compile the following line because b_name26: is not defined in this block.27: ... value of a_name in line 12, the nested block displays the value of a_name in line18, and in line 30 of the outer block, the nested procedure name_printis called to alsoprint the value of...
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Teach Yourself PL/SQL in 21 Days- P3
... 4.15. LISTING4.15NestingFORLoopsBEGINFOR v_outerloopcounter IN 1 2 LOOPFOR v_innerloopcounter IN 1 4 LOOPDBMS_OUTPUT.PUT_LINE(‘Outer Loop counter is ‘ ||v_outerloopcounter ||‘ Inner Loop ... returning a NUMBER. The nextline to enter isRETURN NUMBER ISYou now need to start the body of your function by typing the keyword BEGIN:BEGINBecause you are not performing anything in this ... longer string and then does the comparison. Trailing spaces alonewill not result in any differences being found between two springs. Oracle also does thesame thing when comparing two string constants....
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Tài liệu Teach Yourself PL/SQL in 21 Days- P4 pptx
... (inverse) cosine of a number, expressed in radians.ASINReturns the arc (inverse) sine of a number, expressed in radians. ATANReturns the arc (inverse) tangent of a number (x), expressed in ... CHARorVARCHAR2string into a DATEvalue. TO_LABELConverts a CHARorVARCHAR2string into a MLSLABEL.TO_MULTI_BYTEConverts any single-byte string of characters into a multibyte string.TO_NUMBERConverts ... fine-tuningOracle to speed up the process.TipAn Example of a Simulated REPEAT UNTILLoopEnter the code in Listing 5.20. You are still calculating the area of a circle as you did in Listings...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P5 doc
... the SQL*Plus prompt. The code in Listing 7.2 illustrates the PUT_LINEcommand line that you can includeinside a procedure.LISTING7.2ThePUT_LINECommand Within a ProcedureCREATE OR REPLACE ... left in the given month.LAST_DAY(input_date_passed) You will compute the last days in the month when summer officially starts from 1999.Execute the code in Listing 6.27.LISTING6.27Finding ... using the SYSDATE,the corresponding time value is returned when the function is called.You can find the first Monday for August 1999 by executing the code in Listing 6.24.LISTING6.24Finding...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P6 docx
... containing any of the following:OPEN stock_listing_cur (stock_listing.name, ‘ABCDEFG’);OPEN stock)listing_cur (stock_listing_name, stock_listing_price);Fetching Data in a CursorYou get data into ... REPAIRGUTTINGPAYROLLSCALE PROCESSINGSEWAGETECHNICAL WRITINGUNLOADINGUNLOADINGThe cursor all_deptsis declared in lines 2–5. In line 7, a record variable nameddeptis declared based on the definition of the ... dept_type;10: BEGIN11: SELECT * INTO dept12: FROM department13: WHERE dept_id = 502; 14: END;15: /A record type named dept_typeis defined in lines 2–7. The declaration in line 9declares...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P7 ppt
... imagina-tion. Some common uses are• Enforcing business rules• Maintaining referential integrity• Enforcing security• Maintaining a historical log of changes• Generating column values, including ... read in. 13: depts dept_table; 14: depts_max PLS_INTEGER;15: inx1 PLS_INTEGER;16: BEGIN17: Initialize the index into the table.18: depts_max := 0;19:20: Initialize the table by creating ... central point of con-trol for maintaining the number of employees in a department, and they relieve you fromhaving to program and test this logic several places in your application. Maintaining...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P8 pptx
... (SELF IN building,8: OtherBuilding IN building)9: RETURN INTEGER10: );11: /12: CREATE OR REPLACE TYPE BODY building AS13: MEMBER PROCEDURE ChangeMgr(SELF IN OUT building, 14: NewMgr IN INTEGER) ... created.1: INSERT INTO buildings2: values (building(‘East Storage Shed’,3: address( 140 0 Abbott Rd’,’’,’Lansing’,’MI’,’48823’,’’),4: 598));1 row created.1: INSERT INTO buildings2: values (building(‘Headquarters ... in Listing 12.8 in order to insert a few buildingobjects.These will be used in later examples that show how to update object tables and how tolink objects in the database.LISTING12.8Inserting...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P9 doc
... READ(BLOB_Locator,Read_Amount IN BINARY_INTEGER,Starting_Location IN INTEGER,Buffer OUT RAW);PROCEDURE READ(CLOB_Locator CHARACTER SET Set_Desired,Read_Amount IN BINARY_INTEGER,Starting_Location IN INTEGER,Buffer ... SUBSTR(BLOB_Locator,Read_Amount IN BINARY_INTEGER,Starting_Location IN INTEGER := 1)RETURN RAW;FUNCTION SUBSTR(CLOB_Locator CHARACTER SET Set_Desired,Read_Amount IN BINARY_INTEGER,Starting_Location IN INTEGER := ... COMPARE(Lob1 IN BLOB,Lob2 IN BLOB,Number_Bytes_to_Compare IN INTEGER,Origin_Lob1 IN INTEGER := 1,Origin_Lob2 IN INTEGER := 1)RETURN Compare_Result_Integer;FUNCTION COMPARE(Lob1 IN CLOB CHARACTER...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P10 docx
... IMMEDIATEstatement.EXECUTE IMMEDIATE string[INTO {variable[, variable] | record}][USING [IN | OUT | IN OUT] bind[, [IN | OUT | IN OUT] bind] ]; In this syntax the parameters are as follows:•stringis a variable ... DBMS_SQLpackage.Listing 16.7 shows a PL/SQL block that dynamically generates an INSERTstatement, andthen uses it to insert data into the table yourtable,created in Listing 16.6.LISTING16.7 Using Bind ... IN INTEGER,name IN VARCHAR2,value IN datatype);PROCEDURE BIND_VARIABLE_CHAR(c IN INTEGER,name IN VARCHAR2,value IN CHAR,out_value_size IN INTEGER); In this syntax the parameters are as...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P11 docx
... date), and the interval (system date executing every minute). You cancompute this by multiplying 24 hours in the day by 60 minutes/hour by 60 seconds/minute, and then taking the inverse.The ... seen in the following example. PROCEDURE SUBMIT(job_number OUT BINARY_INTEGER,job_to_submit IN VARCHAR2,next_run IN DATE DEFAULT SYSDATE,interval IN VARCHAR2 DEFAULT NULL,job_parsing IN BOOLEAN ... combined_names := ‘’;40: FOR inx1 IN 1 lines_to_get LOOP41: IF inx1 > 1 THEN42: combined_names := combined_names || ‘ and ‘;43: END IF;44:45: combined_names := combined_names || names(inx1);46:...
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Tài liệu Teach Yourself PL/SQL in 21 Days- P12 doc
... thepipes work.LISTING19.8Reading Data from the Private and Public Pipe1: DECLARE2: v_statpipe1 integer; status of private pipe3: v_statpipe2 integer; status of public pipe4: v_holdtype INTEGER; ... 1,000 days! NoteRemoving the PipeYou can free resources by removing the pipes. Enter and execute the code in Listing 19.9.LISTING19.9Removing Both Pipes1: DECLARE2: v_stat NUMBER ;3: BEGIN4: ... VARCHAR2,timeout IN INTEGER DEFAULT maxwaitpipesize IN INTEGER DEFAULT 8192)RETURN INTEGER;name_of_pipeis the name of the pipe already in existence, whether private or public. If no pipe of this...
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