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iterating over each character of a String in ruby 1.8.6 (each_char)
... in an ASCII string:
"ABCDEFG".each_byte do |i|
puts i.chr # Fixnum#chr converts any number to the ASCII char it represents
end
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What is the Java ?: operator called and what does it do?
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Yes, it is a shorthand form of
int count;
if (isHere)
count = getHereCount(index);
else
count = getAwayCount(index);
It's called the conditional operator. Many people (erroneously) call it the ternary operator, because it's the only ternary (three...
How do I get java logging output to appear on a single line?
..., so adding something like this to the JVM command line will cause it to print on one line:
-Djava.util.logging.SimpleFormatter.format='%1$tY-%1$tm-%1$td %1$tH:%1$tM:%1$tS %4$s %2$s %5$s%6$s%n'
Alternatively, you can also add this to your logger.properties:
java.util.logging.SimpleFormatter.form...
Exception thrown in NSOrderedSet generated accessors
... @DerekH isEqualToSet is a method only NSSet has, so my guess is you've converted, created, or are treating a pointer as an NSArray before passing back to the NSManagedObject, which should if any reason be calling isEqualToOrderedSet to determine if the set needs to even change or be left as is.
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Android webview & localStorage
...ue);
webView.getSettings().setDatabaseEnabled(true);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
webView.getSettings().setDatabasePath("/data/data/" + webView.getContext().getPackageName() + "/databases/");
}
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Why use String.Format? [duplicate]
...fic number of + operators all specified in a single expression it will be converted, by the compiler, into a single call to string.Concat, and there will not be any intermediate strings created. Using a StringBuilder would in fact hurt performance, not help it, since Concat can create an internal ...
How to get the date from jQuery UI datepicker
...st parameter is in this case the selected Date as String. Use parseDate to convert it to a JS Date Object.
See http://docs.jquery.com/UI/Datepicker for the full jQuery UI DatePicker reference.
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Using a Single Row configuration table in SQL Server database. Bad idea?
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adding a new bit column with a default value of 0
creating a check constraint to ensure that this column has a value of 0
creating a unique constraint on the bit column
This means that only one row can exist in the table because the bit column has to have a value of 0, but there can only be one ro...
MySQL: how to get the difference between two timestamps in seconds
...nd the expression.
Alternatively, you can use TIMEDIFF(ts1, ts2) and then convert the time result to seconds with TIME_TO_SEC().
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How to update maven repository in Eclipse?
...ies
After "BUILD SUCCESS", Right-click on your project then Configure > Convert Maven Project
Note: Maven update snapshot sometimes stops working if you use anything else i.e. eclipse:eclipse or Spring Tooling
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