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Comparing Java enum members: == or equals()?
...ometimes code gets refactored and it's possible that an enum gets replaced by a class, at which point == is no longer guaranteed to be correct, whereas equals continues to work seamlessly. For this reason, equals is clearly a better choice. If you want null safety (because you work on a code base wh...
C++ Convert string (or char*) to wstring (or wchar_t*)
... string in your example (おはよう) is a UTF-8 encoded (which it isn't, by the looks of it, but let's assume it is for the sake of this explanation :-)) representation of a Unicode string of your interest, then your problem can be fully solved with the standard library (C++11 and newer) alone.
T...
Is it necessary to write HEAD, BODY and HTML tags?
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Omitting the html, head, and body tags is certainly allowed by the HTML specs. The underlying reason is that browsers have always sought to be consistent with existing web pages, and the very early versions of HTML didn't define those elements. When HTML 2.0 first did, it was done in ...
How to shrink/purge ibdata1 file in MySQL
...will not grow as large. According to Bill Karwin's comment this is enabled by default as of version 5.6.6 of MySQL.
It was a while ago I did this. However, to setup your server to use separate files for each table you need to change my.cnf in order to enable this:
[mysqld]
innodb_file_per_table=1
...
How does “cat
...tion? because of upvotes? it was the only one for several years. it's seen by comparing dates.
– Alexei Martianov
Dec 10 '19 at 5:02
add a comment
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MVC (Laravel) where to add logic
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Repositories (Repository Pattern): At the beginning I was very confused by this. And, like you, I thought "well, I use MySQL and thats that.".
However, I have balanced the pros vs cons of using the Repository Pattern and now I use it. I think that now, at this very moment, I will only need to us...
What's the difference between design patterns and architectural patterns?
...mes for refining and building smaller subsystems. It is usually influenced by programming language. Some patterns pale into insignificance due to language paradigms.
Design patterns are medium-scale tactics that flesh out some of the structure and behavior of entities and their relationships.
While...
Difference between events and delegates and its respective applications [closed]
...the differences.
From a semantics perspective, events are actions raised by an object when certain conditions are met. For example, my Stock class has a property called Limit, and it raises an event when the stock prices reaches the Limit. This notification is done via an event. Whether anyone act...
any tool for java object to object mapping? [closed]
...Pascal Thivent list although, but I advise it (even if I had some problems by using it along with lombok).
– Alex
Dec 17 '15 at 13:58
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UTF-8, UTF-16, and UTF-32
...II file.
UTF-16 is better where ASCII is not predominant, since it uses 2 bytes per character, primarily. UTF-8 will start to use 3 or more bytes for the higher order characters where UTF-16 remains at just 2 bytes for most characters.
UTF-32 will cover all possible characters in 4 bytes. This mak...