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Why does this (null || !TryParse) conditional result in “use of unassigned local variable”?
...aded true operator.
The || operator will invoke the true operator to decide whether to evaluate the right-hand side, and then the if statement will invoke the true operator to decide whether to evaluate the its body. For a normal bool, these will always return the same result and so exactly one ...
handle textview link click in my android app
...o be handled by my own app, there is a solution that is a bit simpler.
Besides the default intent filter, I simply let my target activity listen to ACTION_VIEW intents, and specifically, those with the scheme com.package.name
<intent-filter>
<category android:name="android.intent.cate...
How is set() implemented?
...king about the average case. In the worst case (when all hashed values collide) membership-checking is O(n). See the Python wiki on time complexity.
The Wikipedia article says the best case time complexity for a hash table that does not resize is O(1 + k/n). This result does not directly apply to P...
How can I send an inner to the bottom of its parent ?
The div inside another div picture and code below. Because there will be text and images of the parent div. And red div will be the last element of the parent div.
...
iPhone Keyboard Covers UITextField
... When I run the app and try to enter text into that field, the keyboard slides up overtop of the field so I can't see what I'm typing until I hide the keyboard again.
...
Java heap terminology: young, old and permanent generations?
...nt generation.
I like the descriptions given for each space in Oracle's guide on JConsole:
For the HotSpot Java VM, the memory
pools for serial garbage collection
are the following.
Eden Space (heap): The pool from which memory is initially allocated
for most objects.
Survivor S...
Passing current scope to an AngularJS Service
...
@Caio Cunha Could you expand on why it's not a good idea to pass a scope? I'm having exactly this issue, I want to add some stuff to $scope via a call to a service using an async executeSql() function. Looking into 3 options (1) use a callback on the async function, then call ...
Why is it possible to recover from a StackOverflowError?
...nt of which exception is thrown and why. Since you catch the exception outside of the first call to foo(), the thousands of foo stack frames that filled the stack have all been unwound and most of the stack is free to be used again.
...
What is the difference between encode/decode?
...
@hop: yes. To detect invalid input and for Python 2/3 compatibility, the string can be encoded explicitly using ascii encoding: \\u0203\u00e4'.encode('ascii').decode('unicode-escape')
– jfs
Jun 30 '15 at 18:39
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Does Java 8 provide a good way to repeat a value or function?
....nCopies call creates a List containing n copies of whatever value you provide. In this case it's the boxed Integer value 1. Of course it doesn't actually create a list with n elements; it creates a "virtualized" list that contains only the value and the length, and any call to get within range just...