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Declaring and initializing variables within Java switches
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Switch statements are odd in terms of scoping, basically. From section 6.3 of the JLS:
The scope of a local variable declaration in a block (§14.4) is the rest of the block in which the declaration appears, starting with its own initializer and including any further declarators...
PHP parse/syntax errors; and how to solve them
...programming languages. It has rigid grammar rules, which it cannot recover from when encountering misplaced symbols or identifiers. It can't guess your coding intentions.
Most important tips
There are a few basic precautions you can always take:
Use proper code indentation, or adopt any lofty ...
What is the easiest way to get the current day of the week in Android?
... This is appliclable across Java, not Android. The "Calendar" class is from java.util package
– Navin Israni
Jun 13 '17 at 8:44
7
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Converting between datetime, Timestamp and datetime64
...to datetime object that represents time in UTC on numpy-1.8:
>>> from datetime import datetime
>>> import numpy as np
>>> dt = datetime.utcnow()
>>> dt
datetime.datetime(2012, 12, 4, 19, 51, 25, 362455)
>>> dt64 = np.datetime64(dt)
>>> ts = (dt6...
How to pass a class type as a function parameter
...types and even have an inheritance hierarchy (that is, if class B inherits from A, then B.Type also inherits from A.Type):
class A {}
class B: A {}
class C {}
// B inherits from A
let object: A = B()
// B.Type also inherits from A.Type
let type: A.Type = B.self
// Error: 'C' is not a subtype of ...
Do HTML5 custom data attributes “work” in IE 6?
...ey patch browsers if you are so inclined to make the missing collections. From my recent book experiments it is clear that data- attributes are usable now and are far superior to the current common scheme of overloading the class attribute value to contain style info and random meta data.
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Do Swift-based applications work on OS X 10.9/iOS 7 and lower?
...bout what changed 10.8->10.9 and 6.x->7.0 that allows code generated from Swift to run?
– Ivan Vučica
Jun 7 '14 at 9:53
21
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Differences between Perl and PHP [closed]
... used PHP until now, I wanted to know a bit about how the languages differ from each other.
6 Answers
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How can I wait for a thread to finish with .NET?
...th MTAThread - however this blocks your message pump and isn't recommended from what I've read.
3. Fire an event
See this page by Jon Skeet about events and multi-threading. It's possible that an event can become unsubcribed between the if and the EventName(this,EventArgs.Empty) - it's happened to ...
How to install a node.js module without using npm?
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You need to download their source from the github. Find the main file and then include it in your main file.
An example of this can be found here > How to manually install a node.js module?
Usually you need to find the source and go through the package.j...