大约有 45,000 项符合查询结果（耗时：0.0714秒） [XML]
What are the differences between Rust's `String` and `str`?
Why does Rust have String and str ? What are the differences between String and str ? When does one use String instead of str and vice versa? Is one of them getting deprecated?
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Java 8 forEach with index [duplicate]
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Once again, Java and its terrible syntax for simple things.
– AFP_555
Nov 4 '17 at 6:38
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Hamcrest compare collections
...insensitive comparison, you can call the containsInAnyOrder varargs method and provide values directly:
assertThat(actual.getList(), containsInAnyOrder("item1", "item2"));
(Assuming that your list is of String, rather than Agent, for this example.)
If you really want to call that same method wit...
Truncating floats in Python
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First, the function, for those who just want some copy-and-paste code:
def truncate(f, n):
'''Truncates/pads a float f to n decimal places without rounding'''
s = '{}'.format(f)
if 'e' in s or 'E' in s:
return '{0:.{1}f}'.format(f, n)
i, p, d = s.partitio...
How to use the “number_to_currency” helper method in the model rather than view?
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It’s not available because its use in a model (typically) violates MVC (and it does seem to in your case). You're taking data and manipulating it for presentation. This, by definition, belongs in the view, not the model.
Here are some solutions:
Use a presenter or view model object to mediate ...
Best way to convert an ArrayList to a string
...ny fast way to do this? You could loop through it (or remove each element) and concatenate it to a String but I think this will be very slow.
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Search of table names
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I'm using this and works fine
SELECT * FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_NAME LIKE '%%'
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How do I escape a percentage sign in T-SQL?
... to look for 75%
WHERE MyCol LIKE '%75[%]%'
This is simpler than ESCAPE and common to most RDBMSes.
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The bare minimum needed to write a MSMQ sample application
I have been researching for over an hour and finding great samples of how to use MSMQ in C# and even one full chapter of a book about Message Queue...But for a quick test all I need is to cover is this scenario, not even in a perfect way, just for a quick demo:
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How to prevent ReflectionTypeLoadException when calling Assembly.GetTypes()
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Thanks, that seems to be a solution (and I agree, it doesn't seem to be a clean solution).
– M4N
Oct 25 '11 at 12:43
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