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Using StringWriter for XML Serialization
...lly added <?xml version="1.0" encoding="utf-8"?><test/> to the string, then declaring the SqlParameter to be of type SqlDbType.Xml or SqlDbType.NVarChar would give you the "unable to switch the encoding" error. Then, when inserting manually via T-SQL, since you switched the declared enco...
Sockets: Discover port availability using Java
... at port is available. It tests whether it is in LISTEN state, whether the IP address is reachable, etc.
– Marquis of Lorne
Jul 27 '15 at 22:55
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How to pass the values from one activity to previous activity
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Intent resultIntent = new Intent();
resultIntent.putExtra(PUBLIC_STATIC_STRING_IDENTIFIER, enteredTextValue);
setResult(Activity.RESULT_OK, resultIntent);
finish();
The final step is in the calling Activity: Override onActivityResult to listen for callbacks from the text entry Activity. Get the...
Do you have to restart apache to make re-write rules in the .htaccess take effect?
...nswered Sep 27 '08 at 0:31
PiedPiperPiedPiper
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IPC performance: Named Pipe vs Socket
Everyone seems to say named pipes are faster than sockets IPC. How much faster are they? I would prefer to use sockets because they can do two-way communication and are very flexible but will choose speed over flexibility if it is by considerable amount.
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Inner class within Interface
... EDITOR("editor"),
VANILLA("regular user");
private String description;
private Role(String description) {
this.description = description;
}
public String getDescription() {
return description;
}
}
public Strin...
What type of hash does WordPress use?
..., so you can have many types of hashes with different salts and feeds that string into a function that knows how to match it with some other value.
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How did I get a value larger than 8 bits in size from an 8-bit integer?
...s extended to bit-width sizeof(int) . As I understand it, incrementing a char shouldn't ever be undefined behavior as long as sizeof(char) < sizeof(int) . But that doesn't explain how c is getting an impossible value. As an 8-bit integer, how can c hold values greater than its bit-width...
Difference between Hashing a Password and Encrypting it
...sible, you apply the secure hash algorithm and you cannot get the original string back. The most you can do is to generate what's called "a collision", that is, finding a different string that provides the same hash. Cryptographically secure hash algorithms are designed to prevent the occurrence of ...
Comparing two java.util.Dates to see if they are in the same day
...= new LocalDate( dt2.withZone( zone ) );
return ld1.equals( ld2 );
}
String Representation
Another approach is to create a string representation of the date portion of each date-time, then compare strings.
Again, the assigned time zone is crucial.
DateTimeFormatter formatter = ISODateTimeFo...