User:Rossolson/Tips and Tricks

Some notes from my local crib sheet of tips and tricks

Stripping the extra MacOS files from your zip archive for EBookMaker processing.

zip -d Archive.zip __MACOSX/\* .DS_Store images/.DS_Store

Example command for resizing a directory full of images.

sips --resampleHeight 369 -c 369 540 *.jpeg --out ./resized/

Example command to add a suffix to a directory of files.

ls | cat -n | while read n f; do mv -n "$f" "$n.png"; done

Incrementing Bookmarklet

 javascript:(function()%7Bvar%20e,s;IB=1;function%20isDigit(c)%7Breturn('0'%3C=c&&c%3C='9')%7DL=location.href;LL=L.length;for(e=LL-1;e%3E=0;--e)if(isDigit(L.charAt(e)))%7Bfor(s=e-1;s%3E=0;--s)if(!isDigit(L.charAt(s)))break;break;%7D++s;if(e%3C0)return;oldNum=L.substring(s,e+1);newNum=''+(parseInt(oldNum,10)+IB);while(newNum.length%3ColdNum.length)newNum='0'+newNum;location.href=L.substring(0,s)+newNum+L.slice(e+1);%7D)();

Inject Viewport

 javascript:(function()%7BmetaTag=document.createElement('meta');metaTag.name='viewport';metaTag.content='width=device-width';document.head.appendChild(metaTag);%7D)();