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android View not attached to window manager
... dismiss a dialog and you dont know which activity initiated the dialog in order to touch it then the following code is for you..
static class CustomDialog{
public static void initDialog(){
...
//init code
...
}
public static void showDialog(){
...
Check difference in seconds between two times
...one of the values and the time in the list as the other. Be careful of the order, as the result can be negative if dateTime1 is earlier than dateTime2.
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Ruby on Rails production log rotation
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In order to use logrotate, should the "config.logger = SyslogLogger.new" line in config/environments/production.rb remain commented out, or should it be uncommented?
– robertwbradford
Jun 1...
How to check type of files without extensions in python?
...tempt to classify it. There are three
sets of tests, performed in this order: filesystem tests, magic number
tests, and language tests. The first test that succeeds causes the
file type to be printed.
You would need to run the file command with the subprocess module and then parse th...
json_encode is returning NULL?
...ult = mysql_query('SELECT `id`, `name`, `description`, `icon` FROM `staff` ORDER BY `id` DESC LIMIT 20') or die(mysql_error());
$rows = array();
while($row = mysql_fetch_assoc($result)){
$rows[] = $row;
}
echo json_encode($rows);
?>
When iterating over mysql_num_rows you should use < n...
MongoDB: Is it possible to make a case-insensitive query?
...ties', { collation: { locale: 'en', strength: 2 } } );
In either case, in order to use the case-insensitive index, you need to specify the same collation in the find operation that was used when creating the index or the collection:
db.cities.find(
{ city: 'new york' }
).collation(
{ locale: 'e...
Android: Access child views from a ListView
...ses, but I don't understand why you believe that child views appear in the order they are in the array of child views. Since views can be reused how can we be sure that first view doesn't represent the last visible view?
– Victor Denisov
Oct 28 '13 at 10:01
...
'const int' vs. 'int const' as function parameters in C++ and C
...e same, although a little more explanation of the pointer case might be in order.
"const int* p" is a pointer to an int that does not allow the int to be changed through that pointer. "int* const p" is a pointer to an int that cannot be changed to point to another int.
See https://isocpp.org/wiki...
XPath - Selecting elements that equal a value
.... defines the string value of an element as the concatenation (in document order) of all of its text-node descendents.
This explains the "strange results".
"Better" results can be obtained using the expressions below:
//*[text() = 'qwerty']
The above selects every element in the document that ...
How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?
...
Also, you can rvm list known in order to see the available ruby versions that you can upgrade to.
– James Chevalier
Apr 20 '12 at 13:47
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