copymemory

Library : kernel32.dll  Category : Memory

Api Example(s)

Manufacture a Missing value

Quick comparison among UDTs

Swap strings the fast way

The number of dimensions of an array

Determine maximum size and the position of a maximized form

Prevent dragging elements in a ListView control

Storing objects in the Tag property

Caveats of the CopyMemory API function

HiWord - The most significant word in a Long value

LowWord - The least significant word of a Long value.

MK? And CV? - Convert numbers to strings and back

EncryptString - Encode and decode a string

ReplaceChar - A faster version of VB6's Replace function, for single-char replacements

GetArrayInfo - Retreive number of dimensions and the SAFEARRAY memory structure

RLECompress - Compress a block of memory using RLE algorithm

GetFilesInfo - Read all the information about all the files or subdires in a given path

ListBoxItemFromPoint - The index of a ListBox item at given coordinates

ListBoxSelectRange - Select or unselect a range of elements in a ListBox

HashTable - a class module for storing (key,value) pairs

ObjFromPtr - Return an object from its pointer

CLSIDToProgID - Convert a CLSID into a ProgID

ProgIDToCLSID - Convert a ProgID into a CLSID

PrintRotatedText - Display a rotated message

HashTable - a class module for storing (key,value) pairs

StringBuilder Class. Very efficient way to append string

RotateBitmap - Rotate a 256-color bitmap by any angle

RotatePicture - Rotate a 256-color bitmap by any angle (super-optimized version)

SwapColors - Swap any two colors in a 256-color bitmap

SwapColorsArray - Swap all the colors in a 256-color bitmap

EnumRegistryValues - Retrieve all values under a Registry key

EnumRegistryValuesEx - Get all values under a registry key, with related data and type

Unmanaged Memory Allocations

GetProcessModules - The list of DLLs and OCXes a process uses

GetRegistryValue - Read the value of a Registry key

Peek - Read a value of any type from memory

PeekB, PeekI, PeekL - Read a byte, integer or long from memory

Poke - Write a value of any type into memory

Poke - Write a value of any type into memory

PokeB, PokeI, PokeL - Write a byte, integer or long value into memory

StringFromAddr - Read a string at a given address

StringFromBSTR - Convert a BSTR to a VB string

GetPDCName - The name of the Primary Domain Controller

MSD RadixSort - An algorithm that can achieve O(N) behavior

CSocket class - replacement for the MS Winsock Control

How to sort items on the fly as they are added in a ListView using SubClassing

Determines the file version number of an executable file

Using the Find and Replace Common Dialogs

Creating Drop-Shadows

Text At Any Angle

Getting the Correct Filename for a Shortcut

Registering File Associations and Passing Command Line Parameters to an Existing App Instance

Subclassing Without The Crashes

Drawing Buttons, Option Boxes and Check Boxes In Your Own Style

Subclassing and Hooking with Machine Code Thunks

Forcing Any Window to Show in the Taskbar

S-Grid 2.0 Features

vbAccelerator MDITabs Control

Texturising Images

Counting Colours in an Image

Colourisation

Gamma Correction

Compositing Operations

Brightness and Contrast

Totalistic Cellular Automata

True Colour DIBSection

Alpha DIBSections

GDI+ Wrapper

Streaming .WAV File Player

A Fast Index-Based Collection

StringBuilder Class for VB

Dealing with Circular References

Storing Objects Against ItemData and Tag properties

SendKeys using the API

Convert a Character Code to a string describing the Keyboard Keys which must be pressed

Get System Display Fonts and Non-Client Area Sizes

Read A Custom Clipboard Format

Setting Custom Paper Size using Printer API

Get IP from Host Name.

Use CopyMemory api for performance.

279815 - How To Validate User Credentials from Visual Basic by ...

How to perform Direct Read/Write to disk (low level I/O)

How to retrive and change system's short/long date format

How To Print Using Custom Page Sizes on Windows NT and Windows 2000

How to get information of all installed IP's on current system.

Handling NTFS Permissions Part -1 (handling kernel object permissions)

Handling NTFS Permissions Part-2 (handling user object permissions)

Handling NTFS Permissions Part-3 (handling shared resource permissions)

Handling NTFS Permissions Part-4 (handling registry key permissions)

Handling NTFS Permissions Part-5 (handling printer permissions)

Retrive and set Auxiliary devices volume info.

Working with AVI Files - Part 3 (Working With Frames, AVI to BMP)

How To Call CLSID And ProgID Related COM APIs in Visual Basic

How to Write Multiple String to Windows NT EventLog ?

Working with NT EventLog - Part 2 (Implementing CEventLog Class, Creating Event Source)

Working with NT EventLog - Part 3 (Implementing CEventLog Class, Writing to EventLog)

Working with LZ (Lempel-Ziv) compression APIs

How to change printer port using API ?

Update/Delete Bitmap and String resource using API at runtime

How to play AVI file stored into resource file without saving on disk

Working with Resource file

Working with Meta Files (EMF,WMF and APM)

Extract and Play individual record stored in WMF/EMF file

How to retrive IP Configuration of local machine (just like ipconfig.exe)

How to renew/release DHCP lease of a selected interface ?

Enumerate local/global groups, Enumerate users and user membership in all groups

How to retrive and delete all internet cache entries?

CBalloonToolTipNotify: Class for System tray icon, Balloon tooltip, simple tooltip and Popup menu

How to detect or block system wide keypress event (using subclassing)?

Tip: How to display all environment variables

Print Dialogbox without using Common Dialogbox ActiveX control