12th Chapter-Exception Handling and program debugging (II.) (3) defines an exception object class Exceptions are objects, so defining a new class of exceptions is not much different from defining a new object type. Because the default exception handling handles only objects inherited from exception or e

18th Chapter-delphi Client Server application Development (III.) (4) using implicit control By default, Delphi provides an implicit transaction control for the application through BDE. When an application is in implicit transaction control, Delphi provides implicit transaction control for each record written

UVa 10487:closest sums

Link: Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=113&page=show_ problem&problem=1428 Original title: Given is a set of integers and then a sequence of queries. A query gives you with a number and

UVa 10132:file Fragmentation

Link: Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=113&page=show_ problem&problem=1073 Type: Greedy + backtracking Original title: The Problem Your friend, a biochemistry major, tripped while carr

. NET Programming Tips: Using Ado.net's set of parameters to effectively prevent SQL injection vulnerabilities

SQL injection vulnerability is an old topic, in the past to do the development of ASP, often need to use a string of worry, such as the way to solve the problem, but sometimes do not thoroughly enough, often let hackers drill a loophole. So now in u

Construction of Group network and service platform of 3G core network in packet domain

Introduction The author was fortunate to participate in the overall project design of the third generation mobile communication technology test network of the Ministry of Information Industry and the design work of the Beijing Area Test Network proj

Introduction to the transformation of world spaces to page spaces

The transformation of the coordinate space and the world to page spaces The coordinate space is a plane, in which the graph is positioned in the plane rectangular coordinates. The application uses coordinate space to scale, translate, cut, and mirro

UVa 133:the Dole Queue Data Structure topic

Topic Link: http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=103&page=show_ problem&problem=69 Type of topic: data structure, linked list For: N applications, in a circle, in a counter-clockwise directio

UVa 10562:undraw The trees (tree without limiting the number of sons)

Topic Link: Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=104&page=show_ problem&problem=1503 Type of topic: data structure, two fork tree Input and output: Sample Professor ' s trees 2 A | ------

UVa 344 Roman digititis: Roman Numeral statistics

344-roman Digititis Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem &problem=280 The Many persons are familiar with the Roman is numerals for relatively s

UVa 10152 Shellsort (Idea question)

10152-shellsort Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=103&page=show_ problem&problem=1093 He made each turtle stand on another one's back and his piled them all up in

Re-consider "code first" Web services

Have you started developing SOAP Web services? If so, then you have two development styles to choose from. The first is called "Start with WSDL (START-FROM-WSDL)" or "contract precedence (contract first)", which involves building a WSDL service descr

Talk about. NET Events and delegates

When it comes to. NET events, you may want to say that the tutorials are flying, what else can be said about a rotten thing? Yes, there are a lot of good articles profiling events like Mr. Zhang Ziyang's delegates and events in C # Relive the Observ

Data transformation conflicts and the processing of large objects in the process of transformation

Data Transformation conflict and processing Data Transformation Conflict: In the process of data conversion, it is very difficult to achieve strict equivalence conversion. You must determine the various grammatical and semantic conflicts that exist

APACHE2+PHP4.3.6+MYSQL4.0.20+SSL configuration Process

Apache2+php4.3.6+mysql4.0.20+ssl Detailed configuration process: First install the required files into the root directory: 1. mysql-client-4.0.20-0.i386.rpm 2. mysql-server-4.0.20-0.i386.rpm 3. httpd-2.0.49.tar.gz 4. Php-4.3.6.tar.gz Let's insta

Uclinux-2008r1-rc8 (bf561) to VDSP5 transplantation (km): array_size

There is a definition in include/linux/kernel.h: #define ARRAY_SIZE (arr) (sizeof (ARR)/sizeof ((arr) [0]) + __must_be_array (arr)) This macro definition is used to get the number of elements in an array, and, unlike a general definition, this defi

Setting up an ODBC data source dynamically in the Delphi program

In the Delphi database application, we usually have two ways to access the database. One is through the BDE database search engine, that is, using Delphi's own database driver, the advantage of this m

UVa 10192 Vacation:dp&lcs

10192-vacation Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=114&page=show_ problem&problem=1133 Water. Complete code: /*

UVa 408 Uniform generator: gcd & Proof

408-uniform Generator Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=100&page=show_ problem&problem=349 Computer simulations

UVa 10038/poj 2575/zoj 1879 Jolly jumpers (Water ver.)

10038-jolly Jumpers Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem &problem=979 http://poj.org/problem?i

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