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SQLite with encryption/password protection
...word("new_password");
To reset or remove password, use conn.ChangePassword(String.Empty);
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Changing names of parameterized tests
...se change the name of parameterized tests, you say:
@Parameters(name="namestring")
namestring is a string, which can have the following special placeholders:
{index} - the index of this set of arguments. The default namestring is {index}.
{0} - the first parameter value from this invocation of...
Install shows error in console: INSTALL FAILED CONFLICTING PROVIDER
...tudio, the manifest merging options will allow you to tailor the authority string. Otherwise, remove the <provider> from the library's manifest and define it at the application level with a unique authority string.
– CommonsWare
Oct 15 '14 at 14:48
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How is a non-breaking space represented in a JavaScript string?
...e manually it in its Javascript escaped form:
var x = td.text();
if (x == String.fromCharCode(160)) { // Non-breakable space is char 160
x = '';
}
More information about String.fromCharCode is available here:
fromCharCode - MDC Doc Center
More information about character codes for differe...
Custom fonts and XML layouts (Android)
...ew;
public class TextViewPlus extends TextView {
private static final String TAG = "TextView";
public TextViewPlus(Context context) {
super(context);
}
public TextViewPlus(Context context, AttributeSet attrs) {
super(context, attrs);
setCustomFont(context, ...
How to format a floating number to fixed width in Python
...0
The format specifier inside the curly braces follows the Python format string syntax. Specifically, in this case, it consists of the following parts:
The empty string before the colon means "take the next provided argument to format()" – in this case the x as the only argument.
The 10.4f par...
What is the relative performance difference of if/else versus switch statement in Java?
... First create some interface:
public interface Action {
void execute(String input);
}
And get hold of all implementations in some Map. You can do this either statically or dynamically:
Map<String, Action> actions = new HashMap<String, Action>();
Finally replace the if/else or ...
Regular Expression to match only alphabetic characters
I was wondering If I could get a regular expression which will match a string that only has alphabetic characters, and that alone.
...
SQL UPDATE all values in a field with appended string CONCAT not working
...iguous example would be: UPDATE table SET column_name=concat(column_name, 'string');
– Kiky Rodriguez
Dec 11 '18 at 19:09
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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
...strptime can handle seconds since epoch. The number must be converted to a string:
require 'date'
DateTime.strptime("1318996912",'%s')
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