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How to do a join in linq to sql with method syntax?
...own the expansion in the case where the join is just followed by a select. If you've got something else, it becomes more tricky due to transparent identifiers - the mechanism the C# compiler uses to propagate the scope of both halves of the join.
So to change Justin's example slightly:
var result ...
Remove scroll bar track from ScrollView in Android
... android:scrollbarThumbVertical="@null" Add this on scrollview if you want your screen to scroll when keyboard is open :)
– Biswas Khayargoli
Feb 17 '17 at 19:52
a...
How can I handle R CMD check “no visible binding for global variable” notes when my ggplot2 syntax i
...ou should strive for 0 NOTES in your package when submitting to CRAN, even if you have to do something slightly hacky. This makes life easier for CRAN, and easier for you.
(Updated 2014-12-31 to reflect my latest thoughts on this)
...
Regular cast vs. static_cast vs. dynamic_cast [duplicate]
...and additions. static_cast performs no runtime checks. This should be used if you know that you refer to an object of a specific type, and thus a check would be unnecessary. Example:
void func(void *data) {
// Conversion from MyClass* -> void* is implicit
MyClass *c = static_cast<MyClass*...
Detecting design mode from a Control's constructor
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@Filip Kunc: if this doesn't work in OnPaint, you may check this condition in constructor and store it in a class field.
– IMil
Apr 6 '16 at 18:37
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invalid context 0x0 under iOS 7.0 and system degradation
... on this dreaded problem, unfortunatelly, each one seems to focus on a specific function call.
26 Answers
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Activity has leaked ServiceConnection @438030a8 that was original
... only a presumption, but it looks like the kind of problem you'd be seeing if you were using the bindService method on it's own.
To ensure a service is kept running, even after the activity that started it has had its onDestroy method called, you should first use startService.
The android docs for...
PHP Remove elements from associative array
...key as index, and the value as... the value ?
Wouldn't it be a lot easier if your array was declared like this :
$array = array(
1 => 'Awaiting for Confirmation',
2 => 'Asssigned',
3 => 'In Progress',
4 => 'Completed',
5 => 'Mark As Spam',
);
That would al...
Razor View Engine : An expression tree may not contain a dynamic operation
...
what if you dot have a model ?
– djack109
Nov 11 '19 at 19:37
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Conditional Variable vs Semaphore
...ondition) while waiting for a resource to become available. For instance, if you have a thread (or multiple threads) that can't continue onward until a queue is empty, the busy waiting approach would be to just doing something like:
//pseudocode
while(!queue.empty())
{
sleep(1);
}
The problem...