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What is the “->” PHP operator called and how do you say it when reading code out loud? [closed]
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Well, sounds weird if you read "And after B executes and return the salary, A arrow C". It'll be more like A refers to C.
– Ben
Apr 6 '10 at 20:54
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Python datetime to string without microsecond component
...format a datetime object in a specific format that is different from the standard format, it's best to explicitly specify that format:
>>> datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
'2011-11-03 18:21:26'
See the documentation of datetime.strftime() for an explanation of the % ...
How do I dump the data of some SQLite3 tables?
How do I dump the data, and only the data, not the schema, of some SQLite3 tables of a database (not all the tables)?
The dump should be in SQL format, as it should be easily re-entered into the database later and should be done from the command line. Something like
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log4net not working
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I just tried it again and it works fine. Most likely you are not referencing/loading the assembly that contains the AssemblyInfo as soon as you thought.
– Kirk Woll
Apr 24 '13 at 14:08
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Why Collections.sort uses merge sort instead of quicksort?
...es, as there is no notion of
identity as distinct from (value) equality. And the possibility of
quadratic behavior was deemed not to be a problem in practice for
Bentely and McIlroy's implementation (or subsequently for Dual Pivot
Quicksort), which is why these QuickSort variants were used f...
Preferred way of loading resources in Java
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it will attempt to load foo.txt from the same package as the "this" class and with the class loader of the "this" class. If you put a "/" in front then you are absolutely referencing the resource.
this.getClass().getResource("/x/y/z/foo.txt")
will load the resource from the class loader of "this...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...ase.
For instance, say you were writing a fairly large 3rd party library, and say that you decided to implement the core of your library with a LinkedList. If your library relies heavily on accessing elements in these lists, then eventually you'll find that you've made a poor design decision; you'l...
Single vs double quotes in JSON
...ou for this confirmation. Apparently I'm the only one importing str(dict), and doesn't want to eval it. A simple .replace("'", '"') should do the trick.
– isaaclw
Dec 13 '12 at 22:16
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What is the difference between children and childNodes in JavaScript?
I have found myself using JavaScript and I ran across childNodes and children properties. I am wondering what the difference between them is. Also is one preferred to the other?
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Java 8 stream reverse order
... .map(i -> to - i + from - 1);
}
This avoids boxing and sorting.
For the general question of how to reverse a stream of any type, I don't know of there's a "proper" way. There are a couple ways I can think of. Both end up storing the stream elements. I don't know of a way to ...