Commands tagged map (3)

  • Show a zoomable world map

    show a zoomable world map


    12
    telnet mapscii.me
    wuseman1 · 2022-10-15 13:15:17 882
  • Calculate the distance between two geographic coordinates points (latitude longitude)

    The Haversine formula determines the great-circle distance between two points on a sphere given their longitudes and latitudes. Show Sample Output


    3
    h(){ echo $@|awk '{d($1,$2,$3,$4);} function d(x,y,x2,y2,a,c,dx,dy){dx=r(x2-x);dy=r(y2-y);x=r(x);x2=r(x2);a=(sin(dx/2))^2+cos(x)*cos(x2)*(sin(dy/2))^2;c=2*atan2(sqrt(a),sqrt(1-a)); printf("%.4f",6372.8*c);} function r(g){return g*(3.1415926/180.);}';}
    mikhail · 2019-04-04 01:34:36 47
  • simulates the DOS tree command that you might be missing on your Mac or Linux box

    NOT MINE! Taken from hackzine.com blog. It creates a tree-style output of all the (sub)folders and (sub)files from the current folder and down(deeper) Quoting some of hackzine's words "Murphy Mac sent us a link to a handy find/sed command that simulates the DOS tree command that you might be missing on your Mac or Linux box. [..split...] Like most things I've seen sed do, it does quite a bit in a single line of code and is completely impossible to read. Sure it's just a couple of substitutions, but like a jack in the box, it remains a surprise every time I run it." Show Sample Output


    -1
    find . -print | sed -e 's;[^/]*/;|____;g;s;____|; |;g'
    JesusSuperstar · 2009-03-12 22:25:26 10

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swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

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