Check If A String Exists


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Check If URL Exists (Is Valid) Software

Verify links (URLs) to see if web sites are still active. This program can extract the links inside a web page and check if those links exist as well. You have the option to save the valid or invalid links to file.

Standing Waves on a String Model  v.1.0

Simulate a standing wave on a string with this application. Standing Waves on a String model displays the motion of a standing wave on a string. The standing wave can be augmented by adding the zero line and the maximum displacement of the string.





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Wave on a String  v.2.03

Wave on a String analyze a strings vibrations with the help of this tool. Watch a string vibrate in slow motion. Wiggle the end of the string and make waves, or adjust the frequency and amplitude of an oscillator. Adjust the damping and tension.

Check If URLs Exist (Is Valid) Software  v.7.0

This software offers a solution to users who want to verify links to determine if web sites are still active.

Check If Files or Folders Exist Software  v.7.0

This software offers a solution to users who want to verify the existence of files or folders on their computer.

Append Text If It Does Or Does Not Exist Software  v.7.0

This software offers a solution to users who want to append a string of characters in any of a set of files that do not contain a user-defined string.

ENG-Check  v.1.01 Beta

ENG-Check is a (scriptable) tool to check if a set of ENGDAT files is complete. Check ENGDAT with this utility.The project goal is the creation of a software that is able to check if an ENGDAT set of files is complete.

Dd-soft.com Linkback-checker

PageRank provides search engine optimization tools check if a specific site is linking back to you, very useful when trying to keep track of all your link swaps, which is necessary when your are optimizing for search engines

Annuaire  v.3.29.3

Since 1997, Annuaire is a unicode fast list manager freeware (GPL) for Windows 9x/Me/NT4/2000/2003/XP. This tool extracts and displays datas and BITMAP or JPEG images, if a list exists in text format (or a SQL query) with http, ftp or odbc protocols.

Annuaire 3.29c  v.1.0

Since 1997, Annuaire is a unicode fast list manager freeware (GPL) for Windows 9x/Me/NT4/2000/2003/XP. This tool extracts and displays datas and BITMAP or JPEG images, if a list exists in text format (or a SQL query) with http, ftp or odbc protocols.

EU VAT Checker  v.1.0.1.120

Will check if a specified European trader VAT ID is valid. EU VAT Checker check the validity of VAT IDs. EU VAT Checker quickly checks whether the tax ID, also called the EUs European VAT or Tax,

AS-CRC32  v.1.0

Check if a file is intact. AS-CRC32 can check whether a file has been modified or damaged, provided that you have calculated the CRC32 value of the file before.

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