大约有 40,000 项符合查询结果（耗时：0.0597秒） [XML]
How do I enable C++11 in gcc?
...standard Makefile syntax requires tab characters, or it will give cryptic, idiotic errors. Which is why I use gmake with RECIPEPREFIX as shown in the documentation. Tab characters are an abomination; use them never.
– Parthian Shot
Aug 20 '15 at 17:34
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Return two and more values from a method
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Since an explicit return is considered non-idiomatic Ruby, you can also use an implicit return by explicitly putting the return values in a list: def foo_and_bar; ['foo', 'bar']; end
– Dennis
Dec 9 '14 at 13:06
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What is a Lambda?
Could someone provide a good description of what a Lambda is? We have a tag for them and they're on the secrets of C# question, but I have yet to find a good definition and explanation of what they are in the first place.
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How to limit the maximum value of a numeric field in a Django model?
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In this case, you could 'inherit' from the built-in IntegerField and override its validation logic.
The more I think about this, I realize how useful this would be for many Django apps. Perhaps a IntegerRangeField type could be submitted as a patch for the Django devs to consider adding to trunk.
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Difference between wait() and sleep()
...ut monitors you should specify that wait will, in addition to the things said above, relinquish temporarily the lock on the object it is called on.
– pqnet
Jul 3 '15 at 11:20
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Thread Safety in Python's dictionary
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Should consider single operation vs. composite operations,such as get-add-set.
– andy
Dec 19 '14 at 1:57
5
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What is the status of JSR 305?
...mplementation by adding this to your pom:
<dependency>
<groupId>com.google.code.findbugs</groupId>
<artifactId>jsr305</artifactId>
<version>3.0.0</version>
</dependency>
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How to serialize a lambda?
...seems to be quite powerful. Is there any use of such a cast expression outside of casting lambdas? E.g. is it now also possible to do something similar with an ordinary anonymous class?
– Balder
Apr 2 '14 at 10:50
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How do you downgrade rubygems?
...answered Feb 14 '11 at 13:55
pseidemannpseidemann
2,12922 gold badges1111 silver badges1414 bronze badges
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How to check if a user is logged in (how to properly use user.is_authenticated)?
...letely agree with you about real life syntax. I have heard the (what I consider) lame reasons they have for not using a "real" programming language for the template system, but that's what they did. You can choose to use Jinja2 (jinja.pocoo.org/2) and it will give you full Python capabilities, but s...