PHP is a server language, a live chat system wouldn’t really be possible using only PHP as the page would have to refresh for every new comment in order for both parties to be able to see it so it would be a very clunky and unreliable system. Languages required for a live chat system: … Read more
Couple of things you need to understand. When we set variables, we typically enclose them in double quotes in case there are whitespace, which after the whitespace, the next field is seen by cmd as a new command and you will get some errors you would not want, such as the infamous “Is not recognised … Read more
convertBatToCmd.bat: @echo off echo ConvertBatToCmd.bat if not exist “%1” echo call with file to be converted as parameter & goto :eof ren “%1” “%~n1.cmd” Usage: convertBatToCmd myfile.bat (sorry, couldn’t resist…) back to seriousity: more infos here 2 solved How to convert batch file (.bat) to .cmd file
Without utilising another tool/language, batch file solutions will generally write a new destination file before deleting the target file and performing a rename. Here therefore is an option utilising the built-in PowerShell scripting language: From a batch file, with the text files in the current working directory: @PowerShell -NoLogo -NoProfile -Command “Get-ChildItem ‘.\*.txt’|%%{(Get-Content $_.FullName) -CReplace … Read more
When processing text files, the FOR processing will automatically remove leading spaces. So the only thing you really have to do is simply check if the line value is equal to an underscore and, if so, ignore it. @ECHO OFF SETLOCAL FOR /F “tokens=*” %%A IN (ttt.txt) DO ( IF NOT “%%A”==”_” ECHO %%A>>myFinal.txt ) … Read more
As your exception log says, The system cannot find the file specified Try to give full path of @upwork.exe file. 4 solved Console error on executing cmd command in java [closed]
According to this analysis of the interpreter, the FOR variable will be expanded in phase 4, so the interpreter will know how many times to execute the command and on what values immediately. In contrast, each GOTO is interpreted in phase 7, and it requires scanning the file anew looking for the label each time, … Read more