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How do I expand a tuple into variadic template function's arguments?
...me U> void my_func(T &&t, U &&u) {}
int main(int argc, char *argv[argc]) {
std::tuple<int, float> my_tuple;
std::apply([](auto &&... args) { my_func(args...); }, my_tuple);
return 0;
}
This work around is a simplified solution to the general problem of pa...
How to remove auto focus/keyboard popup of a field when the screen shows up?
...above method inside onCreate().It prevent softKeyboard to show unless user select EditText by tapping or clicking.
or simply add android:windowSoftInputMode="stateHidden" in Activity tag in Manifest.xml
share
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Limiting the number of records from mysqldump?
... @Phob: The --where option is basically appended to a query of the form SELECT * from table WHERE , so in this case you get SELECT * from table WHERE 1 limit 1000000. Without the 1, you would have an invalid query. Specifying 1 for a where clause (since 1 is always true) simply selects all reco...
MySql: Tinyint (2) vs tinyint(1) - what is the difference?
...rows affected (0.02 sec)
Records: 3 Duplicates: 0 Warnings: 0
mysql> SELECT * FROM tin3;
+----+------------+
| id | val |
+----+------------+
| 1 | 0000000012 |
| 2 | 0000000007 |
| 4 | 0000000101 |
+----+------------+
3 rows in set (0.00 sec)
mysql>
mysql> SELECT LENGTH(val)...
Window appears off screen on ubuntu [closed]
...
Be sure to have the off-screen window selected (use Alt-Tab or Super-W for example). Then hold Alt+F7 and move the window with the cursor keys until it appears in the viewport.
When this happens to me the hidden window is usually below the screen (I occasionally...
Rails 4 LIKE query - ActiveRecord adds quotes
...have Movie.where("title ILIKE :s", s: search_string) it gets translated to SELECT 1 AS one FROM "movies" WHERE (title ILIKE 'test') LIMIT $1 by ActiveRecord (Rails 5.1.6) - please notice that there is no percentage symbol after the ILIKE)
– sekmo
Aug 16 '19 at...
What is the use of Enumerable.Zip extension method in Linq?
...rator merges the corresponding elements of two sequences using a specified selector function.
var letters= new string[] { "A", "B", "C", "D", "E" };
var numbers= new int[] { 1, 2, 3 };
var q = letters.Zip(numbers, (l, n) => l + n.ToString());
foreach (var s in q)
Console.WriteLine(s);
Oupu...
AVD Manager - Cannot Create Android Virtual Device
...
You either haven't selected a CPU/ABI target in the dropdown below the target, or you haven't installed a system image. Open your SDK manager and ensure that you've installed ARM EABI v7a System Image under the Android 4.2 section.
...
Wrapping chained method calls on a separate line in Eclipse for Java
...ormatter → Edit → Line wrapping (tab)
Then, in the list at the left, select:
Function Calls → Qualified invocations
Now below this list, set Line wrapping policy to:
Wrap all elements, except first element if not necessary
Check:
Force split, even if line shorter than maximu...
How to simulate Android killing my process
...at window in Android Studio (this will kill the app process, make sure you select your device and process in Logcat dropdowns at top)
Get back to the application with Home long press or opened apps (depends on the device)
Application will start in recreated ActivityD (ActivityA, ActivityB, ActivityC...