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Open files in 'rt' and 'wt' modes
...t exists
'b' binary mode
't' text mode (default)
'+' open a disk file for updating (reading and writing)
'U' universal newlines mode (deprecated)
The default mode is 'r' (open for reading text, synonym of 'rt').
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How to return multiple objects from a Java method?
...the two objects instead.
You could return a List of NamedObject objects like this:
public class NamedObject<T> {
public final String name;
public final T object;
public NamedObject(String name, T object) {
this.name = name;
this.object = object;
}
}
Then you can easily ret...
How to quit a java app from within the program
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JonJon
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How to get just the responsive grid from Bootstrap 3?
...ootstrap.com/customize/ and toggle just what you want from the BS3 framework and then click "Compile and Download" and you'll get the CSS and JS that you chose.
Open up the CSS and remove all but the grid. They include some normalize stuff too. And you'll need to adjust all the styles on your sit...
in_array multiple values
How do I check for multiple values, such as:
6 Answers
6
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Regex for quoted string with escaping quotes
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/"(?:[^"\\]|\\.)*"/
Works in The Regex Coach and PCRE Workbench.
Example of test in JavaScript:
var s = ' function(){ return " Is big \\"problem\\", \\no? "; }';
var m = s.match(/"(?:[^"\\]|\\.)*"/);
if (m != null)
aler...
Round double in two decimal places in C#?
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This works:
inputValue = Math.Round(inputValue, 2);
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How to delete SQLite database from Android programmatically
I would like to delete the database file from the Android file system programatically? Can I have a shell script launch adb which in turns runs a shell script in the Android space to do the database deletion? Can I get this done from within a JUnit test case (with a system() call)?
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Best way to store time (hh:mm) in a database
... times in a database table but only need to store the hours and minutes.
I know I could just use DATETIME and ignore the other components of the date, but what's the best way to do this without storing more info than I actually need?
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When NOT to use yield (return) [duplicate]
...me into trouble, or otherwise should be avoided?
It's a good idea to think carefully about your use of "yield return" when dealing with recursively defined structures. For example, I often see this:
public static IEnumerable<T> PreorderTraversal<T>(Tree<T> root)
{
if (root =...