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readapples--because get we specify generally used to read a single data, If Getapple.listapples does not add s We also know is to take the Apple list (guaranteed to shorten the variable naming);2>get nouns (singular);3> a noun total that represents the sum of something. such as Expensetotal;4>found: Indicates whether a value has been found;5>uccess or OK: an operation is successful;6>done: Whether a projec

"."RES_APPROVE_CONTENT"ORA-12899for2420)3, suspect import target error, verify:[[email protected] admin]$ export oracle_sid=pt2; [Email protected] admin]$ [[email protected] admin]$ Sqlplus/as sysdbasql*plus:Release 11.2. 0. 1. 0Production onFri May in +: .: - -Copyright (c)1982, the, Oracle. AllRights reserved. Connected to: Oracle Database OneG Enterprise EditionRelease 11.2. 0. 1. 0- -bitProduction wit

= 0; i {Tmppoints[i] = new Point (i, Math.sin (i));}Points tmpobj = new Points (tmppoints);for (int i = 0; i {Console.WriteLine (Tmpobj[i]);}string[] Week = new string[] {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Staurday"};Weatherofweek Tmpweatherofweek = new Weatherofweek ();for (int i = 0; i {Console.WriteLine (Tmpweatherofweek[i]);}foreach (String tmpday in Week){Console.WriteLine (Tmpweatherofweek[tmpday]);}Console.ReadLine ();}}}Results:x:0, y:0X:

, the shortest loop at the outermost level, to reduce the number of times the CPU cuts across the loop layer. For example, the following illustration is more efficient than left execution: 2 If there is a logical judgement in the circulation, and the number of cycles is very large, it is advisable to move the logical judgment to the outside of the circulation body. The program in the right box below, the simplicity is slightly reduced, but the effic

register again.Case Analysis: M should ensure that each registered mailbox is properly available before registering, rather than guessing, and should be based on facts; M should mark the names of each person required to register and verify them.In short, make sure that every message is accurate and then work on the next step, otherwise it will only waste more time. Workflow planning: 1. Find a plan;

"88 Fan" 1 Senior XI is composed of 4 pairs of wind carving (staves) and cards. Regardless of the ring wind, Men, three wind carved, touch and 2 junior Yuan and card, there are 3 pairs of white engraved. Do not count the arrow engraved 3 green color by the 23,468 and the hair of any card composed of the CIS, engraved five, will and cards. Do not count mixed co

Chapter 1 method (1) (2) and chapter 10 Method 1. What is the role of the method? Make the program shorter, clearer, and easier for program maintenance. It can improve the efficiency of Program Development and code reusability. 2. Four Elements of method definition: Method r

0: Indicates keyboard input (stdin)1: Indicates standard output (stdout), system default is 12: Indicates error output (stderr)Command >/dev/null 2>1 = = Command 1>/dev/null 2>1 1) Com

The client's dialog box was used to learn the dialog box in the jquery UI. Preparing for the jquery environmentFirst, we create a button, and when we click on the button, a dialog box pops up. 1 In order to set this button to click on the event, you need to prepare the jquery environment. 1 Set the Click event for the button in ready. 1 $ (fu

C ++ Primer Plus (6th) Chapter 1 programming question 2, primer Chapter 2Chapter 2 class inheritance 13th second question of programming exercises 1 header file source code: "classic. h" 1 #ifndef CLASSIC_H_INCLUDED 2 #define CLA

A. Helpful mathstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputXenia The beginner mathematician is a third year student at elementary school. She's now learning the addition operation.The teacher have written down the sum of multiple numbers. Pupils should calculate the sum. To make the calculation easier, the sum is only contains numbers 1, 2 and 3. St

Make vim a python development environment. The article uses pathogen + git to manage the Vim plug-in. Students who are not quite clear about this way can refer to the introduction of "3". Pathogen changed the original vim can only throw the plugin all to the. Vim directory operation mode, so that each plug-in can be a separate folder in the. Vim/bundle directory, add and remove plug-ins are very refreshing. With Git's powerful child module management capabilities, you can implement easy plug-in

Use/dev/null 2>1 to do this. This command means that the standard output and error output are all redirected to/dev/null, that is, all the information that is generated is discarded. Here's a look at the difference between command > File 2>file and command > File 2>1 . The f

2 hours for python BASICS (1) and 2 hours for python Basics 2 hours of learning python BASICS (1) Python is a dynamic language with no type identifiers. All types are runtime identifiers.Let's take a look at the basic data types of python.There are integers, same as java int

Select Platform Oracle Red Hat Linux 4 5 Download the following three files separately (since my machine is 32 bits, here is a 32-bit version of the package, if your machine is 64-bit, please download 64-bit version): 1. Red Hat Oracle Linux 5 (x86, 32-bit), RPM PackageMySQL Server 2. Red Hat Oracle Linux 5 (x86, 32-bit), RPM PackageClient Utilities 3. Re

Original URL: http://www.cnblogs.com/fhefh/archive/2011/04/15/2017613.htmlThe meaning of shell variable $#,[email protected],$0,$1,$2 in Linux is explained:Variable Description:$$The PID of the shell itself (ProcessID)$!PID of the Shell's last running background process$?End code of the last Run command (return value)$-Flag at a glance using the SET command$*All parameter lists. such as "$*" in the Case of

1. Conversion between objects and basic types: No matter when the object is not null, it is true in a Boolean environment. For example; New Boolean (false ); New number (0 ); New String (""); New array (); Although the internal value is false, the object value is true; Object? Valueof ()? Tostring () In the date class, tostring () conversion is performed first. 2. operate a data value in JS:Methods for

is the key name, the number of occurrences is a key value, only the number of occurrences greater than 0 is listed 2-Array, ASCII value is the key name, the number of occurrences is a key value, only the number of occurrences equal to 0 is listed 3-string with all the different characters used 4-A string with all the different characters that have not been used Example 1In this example, we

MySQL query 1 stored procedures, display 2 query results, how to show in PHP 2 results MySQL query 1 stored procedures, display 2 query results, how to show in PHP 2 results ------------------------------ MySQL Stored procedures:

{Static void Main (string [] args){Point [] tmpPoints = new Point [10];For (int I = 0; I {TmpPoints [I] = new Point (I, Math. Sin (I ));}Points tmpObj = new Points (tmpPoints );For (int I = 0; I {Console. WriteLine (tmpObj [I]);} String [] Week = new string [] {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Staurday "};WeatherOfWeek tmpWeatherOfWeek = new WeatherOfWeek ();For (int I = 0; I {Console. WriteLine (tmpWeatherOfWeek [I]);}Foreach (string tmpDay in Week){Console. Wr