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What does ON [PRIMARY] mean?
I'm creating an SQL setup script and I'm using someone else's script as an example. Here's an example of the script:
4 Ans...
Casting a variable using a Type variable
...input) {
return (T) Convert.ChangeType(input, typeof(T));
}
Edit:
Some people in the comments say that this answer doesn't answer the question. But the line (T) Convert.ChangeType(input, typeof(T)) provides the solution. The Convert.ChangeType method tries to convert any Object to the Type pr...
Best practice: PHP Magic Methods __set and __get [duplicate]
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I have been exactly in your case in the past. And I went for magic methods.
This was a mistake, the last part of your question says it all :
this is slower (than getters/setters)
there is no auto-completion (and this is a major problem actually), and type management by the IDE for refacto...
Tooltips for cells in HTML table (no Javascript)
...g fine here on Firefox v 18 (Aurora), Internet Explorer 8 & Google Chrome v 23x
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Why do we need argc while there is always a null at the end of argv?
...that the argv[argc] is always NULL , so I think we can traverse the argument list without argc . A single while loop will do this.
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Why is Thread.Sleep so harmful
I often see it mentioned that Thread.Sleep(); should not be used, but I can't understand why this is so. If Thread.Sleep(); can cause trouble, are there any alternative solutions with the same result that would be safe?
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Why does Hibernate require no argument constructor?
I got this hand-wavy answer but could somebody explain further? Thanks
9 Answers
9
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When should I use @classmethod and when def method(self)?
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Your guess is correct - you understand how classmethods work.
The why is that these methods can be called both on an instance OR on the class (in both cases, the class object will be passed as the first argument):
class Dummy(object):
@classmethod
def some_funct...
Can I protect against SQL injection by escaping single-quote and surrounding user input with single-
I realize that parameterized SQL queries is the optimal way to sanitize user input when building queries that contain user input, but I'm wondering what is wrong with taking user input and escaping any single quotes and surrounding the whole string with single quotes. Here's the code:
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Is there anyway to exclude artifacts inherited from a parent POM?
... from dependencies can be excluded by declaring an <exclusions> element inside a <dependency> But in this case it's needed to exclude an artifact inherited from a parent project. An excerpt of the POM under discussion follows:
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