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Scheduling recurring task in Android
...timer.scheduleAtFixedRate(new TimerTask() {
synchronized public void run() {
\\ here your todo;
}
}}, TimeUnit.MINUTES.toMillis(1), TimeUnit.MINUTES.toMillis(1));
Timer has some drawbacks that are solved by ScheduledThreadPoolExecutor. So it's not the best...
'printf' vs. 'cout' in C++
...cription is placeholder, the code would look like this. Both examples work identically (well, sort of, std::endl actually flushes the buffer).
printf("Error %d: %s.\n", id, errors[id]);
std::cout << "Error " << id << ": " << errors[id] << "." << std::endl;
Whil...
Regex using javascript to return just numbers
...'.match( numberPattern )
This would return an Array with two elements inside, '102' and '1948948'. Operate as you wish. If it doesn't match any it will return null.
To concatenate them:
'something102asdfkj1948948'.match( numberPattern ).join('')
Assuming you're not dealing with complex decimal...
What's the best way to communicate between view controllers?
...ects when appropriate (per the MVC design pattern). Usually you want to avoid putting state information inside a controller, unless it's strictly "presentation" data.
Second, see page 10 of the Stanford presentation for an example of how to programmatically push a controller onto the navigation con...
How to check if element exists using a lambda expression?
...I have TabPane, and I would like to know if there is element with specific ID in it.
3 Answers
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Using JQuery to check if no radio button in a group has been checked
...
var len = $('#your_form_id input:radio:checked').length;
if (!len) {
alert("None checked");
};
alert("checked: "+ len);
share
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HTML select form with option to enter custom value
... datalist. Then you add a list attribute to the input, with a value of the id of the datalist.
Update: As of March 2019 all major browsers (now including Safari 12.1 and iOS Safari 12.3) support datalist to the level needed for this functionality. See caniuse for detailed browser support.
It looks...
restrict edittext to single line
possible duplicate : android-singleline-true-not-working-for-edittext
23 Answers
23
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Search all tables, all columns for a specific value SQL Server [duplicate]
...TableName
AND OBJECTPROPERTY(
OBJECT_ID(
QUOTENAME(TABLE_SCHEMA) + '.' + QUOTENAME(TABLE_NAME)
), 'IsMSShipped'
) = 0
)
WHILE (@TableName IS NOT NULL) AND (@ColumnName IS ...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...
FYI. Carmack didn't write it. Terje Mathisen and Gary Tarolli both take partial (and very modest) credit for it, as well as crediting some other sources.
How the mythical constant was derived is something of a mystery.
To quote Gary Taro...