大约有 46,000 项符合查询结果（耗时：0.0441秒） [XML]
List of strings to one string
...e! only remark: Join doesn't need los.ToArray(), because List<T> can cast IEnumarable<T>.
– Nuri YILMAZ
Mar 10 '11 at 19:40
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How to change root logging level programmatically for logback
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If you do this and get a ClassCastException, it's most likely due to having multiple SLF4J bindings on the classpath. The log output will indicate this and which bindings are present to let you determine which one(s) you need to exclude.
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How to do an instanceof check with Scala(Test)
...r needs. I would recommend it in those cases because it gives you the typecasting for free and leaves less room for error.
Example:
OuterType foo = blah
foo match {
case subFoo : SubType => {
subFoo.thingSubTypeDoes // no need to cast, use match variable
}
case subFoo => {
// ...
How to toggle a boolean?
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Since this recasts to an integer anyway, it can be simplified as: bool ^= 1
– Kyle Mueller
Oct 23 '13 at 16:14
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What is the default value for enum variable?
...iterally 0, although its type remains as G (as quoted by the docs above, a cast to the given enum type).
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How can I combine multiple rows into a comma-delimited list in Oracle? [duplicate]
...it to a clob using RTRIM,XMLAGG,XMLELEMENT, and GETCLOBVAL(), which I then cast back to VARCHAR2. However, the run time for the query turns into hours rather than 15 minutes. Do you have any recommendations of other approaches? Also, I saw a suggestion for creating a custom function instead.
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Using Case/Switch and GetType to determine the object [duplicate]
... I second that, but I think comparing references is faster than repeated casting attempts.
– Dave Van den Eynde
Apr 2 '09 at 9:15
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How to configure heroku application DNS to Godaddy Domain?
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I used this videocast to set up my GoDaddy domain with Heroku, and it worked perfectly. Very clear and well explained.
Note: Skip the part about CNAME yourdomain.com. (note the .) and the heroku addons:add "custom domains"
http://blog.herok...
How to convert an IPv4 address into a integer in C#?
...v4, an int can't hold addresses bigger than 127.255.255.255, e.g. the broadcast address (255.255.255.255), so use a uint.
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Get margin of a View
...iewGroup and the parent was a ViewGroup as well. In most cases, you should cast your layout params to the parent's View class LayoutParams (in this case it's ViewGroup and RelativeLayout)
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