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Why is a combiner needed for reduce method that converts type in java 8
...s processed by its own thread in the sequential fashion I described above. Now, if we have N threads, we have N intermediate results. These need to be reduced down to one result. Since each intermediate result is of type T, and we have several, we can use the same accumulator function to reduce thos...
How can I explode and trim whitespace?
...the whole time... this + implode saved my freaking life..I can go eat food now.
– jenki221
May 29 '15 at 20:30
4
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PHP PDO: charset, set names?
... It's worth noting that this behaviour changed in 5.3.6, and is now working correctly.
– igorw
Nov 10 '11 at 10:47
...
What is the purpose of Looper and how to use it?
I am new to Android. I want to know what the Looper class does and also how to use it. I have read the Android Looper class documentation but I am unable to completely understand it.
I have seen it in a lot of places but unable to understand its purpose. Can anyone help me by defining the purpos...
IOException: read failed, socket might closed - Bluetooth on Android 4.3
...b/android-4.3_r2/core/java/android/bluetooth/BluetoothDevice.java#L1037).
Now, when I receive that exception, I instantiate a fallback BluetoothSocket, similar to the source code below. As you can see, invoking the hidden method createRfcommSocket via reflections. I have no clue why this method is ...
Android: textColor of disabled button in selector not showing?
...ce guy edited it to color but forgot to update it to @color in buttyStyle. Now its updated.
– Adil Soomro
May 15 '13 at 9:40
5
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How to alter SQL in “Edit Top 200 Rows” in SSMS 2008
...eful b/c it shows an EDIT grid. afaik it's completely undocumented. (also nowhere else in ssms do you get an edit grid with a composable sql of the rows you want in the edit grid). This shouldn't be so buried in the SSMS gui. (Still works on the latest ssms and sql server 2019.)
...
How can I access “static” class variables within class methods in Python?
... bar = 1
@classmethod
def bah(cls):
print cls.bar
Now if bah() has to be instance method (i.e. have access to self), you can still directly access the class variable.
class Foo(object):
bar = 1
def bah(self):
print self.bar
...
How do I copy to the clipboard in JavaScript?
...y') return true if the document.execCommand('copy') will succeed if called now. Checking to ensure the command was called from a user-initiated thread and other requirements are met.
However as an example of browser compatibility issues, Google Chrome from ~April to ~October 2015 only returned tru...
Prevent form submission on Enter key press
... from being handled further.
NOTE:
It's been pointed out that keyCode is now deprecated. The next best alternative which has also been deprecated.
Unfortunately the favored standard key, which is widely supported by modern browsers, has some dodgy behavior in IE and Edge. Anything older than IE11...