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How to let PHP to create subdomain automatically for each user?
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        edited Oct 8 '08 at 17:59
    
    
        
    
    
        
        
            
        
    
            
            
                
    
        answered Oct 8 '08 at 17:49
    
    
        
    
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							How to execute a MySQL command from a shell script?
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        edited Nov 8 '11 at 19:40
    
    
        
    
    
        
        
            
        
    
            
            
                
    
        answered Nov 8 '11 at 19:06
    
    
        
    
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							How to convert a private key to an RSA private key?
					...he private key + an OID that identifies the key type (this is known as PKCS8 format). To get the old style key (known as either PKCS1 or traditional OpenSSL format) you can do this:
openssl rsa -in server.key -out server_new.key
Alternately, if you have a PKCS1 key and want PKCS8:
openssl pkcs8 ...				
				
				
							what exactly is device pixel ratio?
					...l linear resolution.
Physical resolution: 960 x 640
Logical resolution: 480 x 320
The formula is:
Where: 
 is the physical linear resolution
and:
 is the logical linear resolution
Other devices report different device pixel ratios, including non-integer ones. For example, the Nokia Lumia ...				
				
				
							Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
					...n-Chip)             Compiler   Time (-O2)  Time (-Os)  Fastest
AMD Opteron 8350                       gcc-4.8.1    0.704s      0.896s      -O2
AMD FX-6300                            gcc-4.8.1    0.392s      0.340s      -Os
AMD E2-1800                            gcc-4.7.2    0.740s      0.832s      -...				
				
				
							How should I copy Strings in Java?
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        NPENPE
        
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							Is Enabling Double Escaping Dangerous?
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        edited Feb 15 '18 at 22:24
    
    
        
    
    
        t3chb0t
        
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							Differences between Microsoft .NET 4.0 full Framework and Client Profile
					The Microsoft .NET Framework 4.0 full installer (32- and 64-bit) is 48.1 MB and the Client Profile installer is 41.0 MB. The extracted installation files are 237 MB and 194 MB respectively, and once installed, they are 537 MB and 427 MB.
                    
                    
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							Refresh a page using JavaScript or HTML [duplicate]
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