Do the following: grep -Rnw ‘/path/to/somewhere/’ -e ‘pattern’ -r or -R is recursive ; use -R to search entirely -n is line number, and -w stands for match the whole word. -l (lower-case L) can be added to just give the file name of matching files. -e is the pattern used during the search Along … Read more
Welcome to bash. It’s an old, dark and mysterious thing, capable of great magic. 🙂 The option you’re asking about is for the find command though, not for bash. From your command line, you can man find to see the options. The one you’re looking for is -o for “or”: list=”$(find /home/user/Desktop -name ‘*.bmp’ -o … Read more
The forfiles command works without resorting to PowerShell. The article is here: Find files based on modified time Microsoft Technet documentation: forfiles For the example above: forfiles /P <dir> /S /D +12/07/2013 /P The starting path to search /S Recurse into sub-directories /D Date to search, the “+” means “greater than” or “since”
Do the following: grep -Rnw ‘/path/to/somewhere/’ -e ‘pattern’ -r or -R is recursive ; use -R to search entirely -n is line number, and -w stands for match the whole word. -l (lower-case L) can be added to just give the file name of matching files. -e is the pattern used during the search Along … Read more
find / -type f -name filename.ext -exec grep -l ‘lookingfor’ {} + Using a + to terminate the command is more efficient than \; because find sends a whole batch of files to grep instead of sending them one by one. This avoids a fork/exec for every single file which is found. A while ago … Read more
Count the number of lines output and store it in a variable, then test it: lines=$(find … | wc -l) if [ $lines -eq 0 ]; then … fi
To disable this in firefox, just go to “Options->General Tab->Browsing and disable “Search for text when I start typing”. More info here . This is very useful in some cases, for example when you try to play WebGL games or when using pages like Gmail or Protonmail that have their own kb shortcuts. UPDATED to … Read more
The design of the standard library’s shiny new string class was already done when Stroustrup introduced the standard committee to the STL. The committee liked the STL and started incorporating it into the standard, thereby adapting much of what they had already agreed on (and probably also delaying the standard for another year or two). … Read more
You can use boost::multi_index to create a bidirectional map – you can use either value of the pair as a key to do a quick lookup.
You don’t need a regex here. You can use find with the -name and -not options: find . -not -name “*.jar” -not -name “*.ear” A more concise (but less readable) version of the above is: find . ! \( -name “*.jar” -o -name “*.ear” \)