File Size Affect Speed Of Directory Listing?
May 7, 2012
I have an app that reads a directory to get the filenames in a directory for each File in Directory(process file) next file. I want to know if the file size makes a difference to the time it takes to get the filenames.eg if a folder contains 10,000 photos of 1 megapixel and another has a folder of 10,000 photos of 8 megapixels will it take the same time.
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Apr 15, 2011
I'm going to create some command line tools that make use of some large library DLL's. For security reasons I plan to embed the DLL's in the command line's EXE. Example:Suppose the CL's (command line tool) functionality is to just copy a file from A to B. The procedure to do this is included in a 100MB library DLL. If I would just take out the lines of code from the DLL and paste them in the CL's code then the CL would only be 10Kb.But I don't want to do that, so I embed the full library in the CL's EXE, which will make it 101MB in size.I once read somewhere (cannot remember where) that Windows would only use the part of the EXE that's actually used. So if that's true then it shouldn't matter if the EXE size is 10Kb, 100MB or 1GB.I own the code of the DLL, so if the best solution is to not include the whole DLL but just only link to or include those code files, of the DLL project, that are used by the CL then I will go that way.will the 10Kb CL run faster and consume less memory than the 101MB CL?
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May 8, 2010
All I am trying to do is write a simple program that will let me choose a directory and get a listing of all files in that directory and its sub-directories and show it in a RichTextBox. I got as far as being able to select the directory but when I click "OK" I get "access to c:documents and settingsstevedesktopmp3 is denied".The code I am using is listed below.
Imports
System
Imports[code].....
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Feb 21, 2012
How do i exactly check internet connection speed.I have searched around google and found out a method w/c will Download a file like 1mb size, then it will calculate the speed.
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Jun 30, 2009
I'll tell you what I'd like to do which is to create a directory listing of every file inside a specified directory and then use a loop to upload each file in this directory to a remote folder via FTP.
[Code]...
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Jul 16, 2010
how to get a listing of a directory file, listed by bytes in basic? I'd like to how write a dump utility and no not of any particular diectory. I am interested in dumping directories in general.
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Jun 25, 2010
I'm trying to find an easy to create a hierarchical directory structure that I can put in a TreeView, with two caveats:
1) The file list is from a file
2) The paths are un *nix format (e.g. /dir/dir/file rather than c:dirdirfile)
I found this ([URL]) which would do what I want...if not for the two caveats above. I can go through the process of tokenizing the paths and start creating linked lists of objects for a directory structure, but before I do that I'd like to find out if anything else is available...
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Apr 11, 2011
Where to begin trying to research building a program that can inventory a program and then build a spreadsheet where I can name tabs based on directory names and then color them according to their level in the directory tree. The number of directories and/or total number of files shouldn't be a limiting factor if possible. I would also like all subdirectories to be after the tab for their parent directory.
[1] [1a] [1b] [1b1] [1b2] [1c] [2] [3] [4]
I'm working on a Win 7, Office 2010, and VB 2010 Express machine. The purpose of this is to assist with our data retention policy at my company. I want to split up directories on the tabs to make it easier to search and then employee's can go into certain directories to make files they used for a project so those can get archived and the unused files can be deleted.
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Jun 30, 2011
I have a ftp download in a background session that updates to a progressbar, file download takes about 2 minutes and it works great, gives me the length that has been downloaded, total size, and the bytes remaining.I thought it would be cool to have the speed show as well but not sure I have all the info to work with, or how exactly to do it. This is my loop, and what I do have works fine just want to have the speed show as well if possible:[code]
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Jan 27, 2010
Does a the size of the class affect the memory usage of the application? is it better to break big classes into smaller classes or just group them up into one big class.
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Feb 7, 2010
How can I loop through a folder getting each file listed and when its date/time?
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Dec 7, 2009
I am using the following to get an array of a directory. I was recently told that I needed to process my files in date order.
Dim filelist() As String = IO.Directory.GetFileSystemEntries(CustomerDirectory, ConversionWildCard)
For Each filename As String In filelist
'do conversion here
Next
how I can get the list of files in date order?
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Mar 15, 2011
I need to write a process which filters out 'old/dead' job files from a directory (actually two directories). This process needs to 'read' a number pattern (in a fixed position) off the filenames (for which there will almost certainly be duplicates), and having then 'got a list' of unique number patterns, give these to a function (which I already have) which will give a boolean, from which I can decide to either delete those files whose name contain this particular number pattern or not - this is intended to be run each night (windows task scheduler). Example directory content is:
[ode]...
I know I can get a listing using Directory.GetFiles(dirpath, "SUB_*.xml") but am stuck on how to go about the rest.
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Jul 25, 2011
I have a problem with my application. The following method lists all files with the extention "*.wgmp" in a specific directory.[code]....
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Apr 9, 2011
I wrote some code yesterday which shows a directory listing of an FTP server and if you click on a folder it will show that directory and their is a back button. But I dont think it is efficient and I can tell there will be a lot of errors.
Imports SylentUpload.Utilities.FTP
Public Class Form3
Private DirectoryHistory As String = "/"
Private DecryptedUsername As String
Private DecryptedPassword As String
[Code] .....
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Jan 19, 2010
I have a small program that reads a network drive and produces a simple text file with the names of all documents in the directory - it works great. I need to modify this and add the "subject" property to the listing, such as: DOCUMENT NAME SUBJECT
[Code]...
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Jun 12, 2009
how would i go over an external directory listing (like an external computer that i am connected to through winsock or likewise) with a server and client..i would like to hear some suggestions on what libraries to use also (winsock, unolib,...)I need this for a school assignment so help is more than welcome. I'm planning on letting the client download files from the server through this directory listing or something likewise..it doesn't matter really if it's a directory listing or something else, it just has to be user-friendly.
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Jun 3, 2011
Am I accessing something wrongly or missing onto something?
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Feb 15, 2010
I am trying to retrieve file date information into an array to select the newest file from a directory. I can get a file listing but not the date information by useing DirectoryInfo(). My experience is with Visual FoxPro. In VFP I used a function ADIR() - which returns the directory listing and related file info as an array - is there a similar function in .net?
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Jun 22, 2010
I wish to import all the computers listed in active directory into a list view. Then I want to run an Group Policy update on machines which are focussed on. (GP update = a simple cmd line batch).
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Sep 21, 2010
how to pull the listing of all domains in active directory. When I use the actual Active Directory tool, if I do a search, I can select which domain I would like to search. How do I pull this listing?
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Apr 9, 2011
Create and Maintain Telephone directories. Write a program to create and maintain telephone directories. Each telephone directory should be contained in a separate text file. In addition,a file named directories.txt should hold the names of the telephone directories. At any time, names of all the telephone directories should be displayed in a list box. After a telephone directory is selected, it becomes the current phone directory.The following buttons should be available.
[Code]...
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Jun 29, 2011
I have a project where I want to display a combo to show dropdown list of directory listing like dialog boxes does. there is a Win32 API
int DlgDirListComboBox(
LPTSTR lpPathSpec,
int nIDComboBox,
int nIDStaticPath,
UINT nFileType
);
[Code]...
but I can't figure out what value should I pass in for nIDComboBox parameter (I tried and handle do not work here!)
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Sep 22, 2010
how to use directory services for listing the members of the local administrators group on a remote pc in the following format?
[Code]...
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Apr 21, 2009
I am loading the directories from my C drive into a treeview using the code below. It takes forever due to the number of folders. Is it possible to have this only populate down 1 level and then use a NodeMouseClick Event to drill down further, in the same treeView, if the user desires to do so? How would I amend this code to do this?
[Code]...
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May 30, 2009
I have a TreeView in my form which suffers from slow build-time (i.e. it takes forever to load as it drills down into all subdirectories). It effectively loads a treeview control and then allows the user to select a node and populate a ListView control with the files within the given directory node. It populates based on the treeView1_NodeMouseClick event.how I can populate the treeview only down to 1 level only and still have my NodeMouseClick event work in its current form?Effectively I want it to populate down to 1 level on load and then down to 1 level upon clicking each node thereafter
Private Sub PopulateFolderTreeView()
Dim rootNode As TreeNode
Dim info As New DirectoryInfo("C:Documents and SettingsOur AccountMy Documents")[code].....
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Jul 2, 2011
I needa way through the visual basic code / project tomeasure download and upload s
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Jul 27, 2011
config files, or dll.config for a class library project (dll). Does the dll have to be compiled for the changes in the config file to take affect?The problem I've noticed is that I add a reference to another solution to my dll, and it still has a connection string that points to the test database, even though I've updated it in the config file.
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Sep 4, 2011
Using a C+ DLL i can search a directory of 12000 blocks (512 byte records) in .46 seconds. That's moving.I can search it with the following code:
Imports System.IO.DirectoryInfo
Imports Microsoft.VisualBasic.FileIO
Imports System.Globalization[code]....
My question is, that's pretty fast. Why the enormous speed differential between C+ and VB? "Becase VB is managed code", doesn't really answer the question.
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Nov 24, 2010
I have been playing around with different types of native code operations in Visual Basic and then inspecting the code with Reflector to see what kind of MSIL is produced. For example, I wondered, in a one line If-Then-Else different than an If-Then-Else split onto multiple lines, ie.
[Code]...
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