error check

Void saveicon (hicon hicontosave, lpctstr siconfilename) { If (hicontosave = NULL | siconfilename = NULL) Return; // Warning: This code snippet is not bullet proof. // Do error check by yourself [masterz] Pictdesc picdesc; Picdesc. cbsizeofstruct =

It is really convenient to use powerdesigner for database design. The following are some common settings: Additional: the toolbar is missing. The palette (palette) shortcut toolbar is missing The powerdesigner shortcut toolbar palette is gone. How

From: http://hi.baidu.com/ting160/blog/item/419ba1eb1bce7c38adafd574.html MMU: Memory Management Unit *Ing between virtual memory space and physical storage space. Page-based virtual memory management is adopted in arm. It divides the virtual

Author: keld H. Hansen Translation: cmanlh original address I. Introduction2. Enter JUnit's paradiseIii. Round class4. Analyze and obtain test cases Testing is a very easy task. Testing Programs Written by others is even more exaggerated. If you

1. Recognize NICs, one of the essential components for accessing the Internet. The network adapter works on the last two layers of OSI. The physical layer and the data link layer define the electrical and optical signals, line statuses, clock

Q: How to implement a Single-Chip Ethernet microcontroller? A: The trick is to integrate the microcontroller, Ethernet Media Access Controller (MAC), and physical interface transceiver (PHY) into the same chip, which can remove many external

This article is based on: Ubuntu Server_10.04_LTS CentOS Linux release 6.0 (Final)   The platforms to be built are: Python Nginx UWSGI Beanstalkd   We recommend that you use the reading mode to browse this article.   Note: to install this

When reading Extjs Chinese manual today, I wrote four or five lines of sample code. As a result, IE and Firefox failed to report an error. Check the Code: HTML:     Code highlighting produced by Actipro CodeHighlighter

The Listener does not know the service connection descriptor.   This error is caused by a Listener error. Check your listener. ora file to see if the following configuration exists: SID_LIST_LISTENER =(SID_LIST =(SID_DESC =(SID_NAME =

1016 error: the file cannot be opened. Use the background or phpmyadmin to fix the problem. 1044 error: the database user permissions are insufficient. Contact the Space Provider to solve the problem. 1045 error: Incorrect database server/database

For a c/c ++ programmer, memory leakage is a common and troublesome problem. Many technologies have been developed to address this problem, such as Smart Pointer and Garbage Collection. The Smart Pointer technology is relatively mature. STL already

Based on CDH, Impala provides real-time queries for HDFS and hbase. The query statements are similar to hiveIncluding several componentsClients: Provides interactive queries between hue, ODBC clients, JDBC clients, and the impala shell and

A friend told me a face-to-face question a few days ago: the five encoding ranges from 25 letters A to Y, from 1 to 4 digits, If you sort the five encodings in Lexicographic Order, the following arrays are formed: A, AA, AAA, AAAA, aaab, aaac ,...,

From the perspective of software functions, MMS can be divided into conversation list, message list, SMS edit, MMS edit, SMS display, MMS display, and configuration.From the implementation point of view, it is divided into GUI display layer, sending/

I. struct sockaddr_in, struct sockaddr, struct in_addr Struct sockaddr_in, struct sockaddr, struct in_addr, which is a common struct in network programming. Each time they cannot remember what their members are, they need to be checked temporarily

1. generate random seriesMethod 1Code:Randomize' updates reverse dataFuncation rand (k, n)N = int (k-1) * RND + 1)Rand = NEnd funcationMethod 2Code:N = randomnumber. Value (1,255)2When a row in the table is run, all data in the table is

  The CL command line uses the following syntax: Cl [option...] file... [Option | file]... [Lib...] [@ command-file] [/link-opt...]The following table describes the meaning of the entered CL command. Option one or more Cl options. Note that all

Getting started with pointers this is the best entry-level article I have ever seen about pointers. It allows beginners to learn complex pointer operations in a short time. Although pointers have been removed from Java, C #, and other languages, as

When writing code in the morning, a problem occurs. Use able. Select ("filter condition") to filter data and then pay it to another datatable. An error occurred while running the result. The error message is as follows:Databinding: "system. Data.

Procedure tform1.button1click (Sender: tobject );VaR H, K: integer; excelid: olevariant; s: string; beginTryExcelid: = createoleobject ('excel. application ');ExceptApplication. MessageBox ('excel is not installed! ', 'Prompt information', mb_ OK +