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Initialization of an ArrayList in one line
... end up with is a subclass of ArrayList which has an instance initializer, and that class is created just to create one object -- that just seems like a little bit overkill to me.
What would have been nice was if the Collection Literals proposal for Project Coin was accepted (it was slated to be in...
Has Facebook sharer.php changed to no longer accept detailed parameters?
...eters in sharer.php
The sharer will no longer accept custom parameters and facebook will
pull the information that is being displayed in the preview the same
way that it would appear on facebook as a post from the url OG meta
tags.
Use dialog/feeds instead of sharer.php
https://www.face...
Difference between CPPFLAGS and CXXFLAGS in GNU Make
What's the difference between CPPFLAGS and CXXFLAGS in GNU Make?
4 Answers
4
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Implications of foldr vs. foldl (or foldl')
...rstly, Real World Haskell , which I am reading, says to never use foldl and instead use foldl' . So I trust it.
7 Ans...
delete a.x vs a.x = undefined
...a.x = undefined
means that a.hasOwnProperty("x") will still return true, and therefore, it will still show up in a for in loop, and in Object.keys()
delete a.x
means that a.hasOwnProperty("x") will return false
The way that they are the same is that you can't tell if a property exists by testi...
LINQ Contains Case Insensitive
...
No, but databases work off of character sets and collation. If you're trying to push off work to the database, you have to make some assumptions about character set and collation, right?
– Christopher Stevenson
Mar 28 '13 at 12:17
...
Another Repeated column in mapping for entity error
...lumn in the mapping. That means you mapped the same database column twice. And indeed, you have:
@Column(nullable=false)
private Long customerId;
and also:
@ManyToOne(optional=false)
@JoinColumn(name="customerId",referencedColumnName="id_customer")
private Customer customer;
(and the same goes...
Difference between and
What is the difference between HTML <input type='button' /> and <input type='submit' /> ?
8 Answers
...
Simplest/Cleanest way to implement singleton in JavaScript?
...ake the object immutable, preventing any modification to the its structure and values.
Additionally I would like to mention that if you are using ES6, you can represent a singleton using ES Modules very easily, and you can even hold private state by declaring variables at the module scope:
// my-s...
How can I detect the encoding/codepage of a text file
...n't detect the codepage, you need to be told it. You can analyse the bytes and guess it, but that can give some bizarre (sometimes amusing) results. I can't find it now, but I'm sure Notepad can be tricked into displaying English text in Chinese.
Anyway, this is what you need to read:
The Absolut...