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java: (String[])List.toArray() gives ClassCastException
...hat type of array to create.
use
toArray(new String[v2.size()]);
which allocates the right kind of array (String[] and of the right size)
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How to edit multi-gigabyte text files? Vim doesn't work =( [closed]
...pening in gvim resulted in out of memory error when it exceeded 2GB memory allocated. When trying ctrl-c trick, it did stop loading the file into memory but only allowed to see the part of the file that gvim was able to load. So the longer I waited before pressing ctrl-c the more of the file I could...
Java EE web development, where do I start and what skills do I need? [closed]
..., css, etc) just like a web server does. It is comparable to Apache with a php module.
– Nemi
Dec 24 '09 at 16:16
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How can I add a boolean value to a NSDictionary?
...
Try this:
NSMutableDictionary *dic = [[NSMutableDictionary alloc] init];
[dic setObject:[NSNumber numberWithBool:TRUE] forKey:@"Pratik"];
[dic setObject:[NSNumber numberWithBool:FALSE] forKey:@"Sachin"];
if ([dic[@"Pratik"] boolValue])
{
NSLog(@"Boolean is TRUE for 'Pratik'");
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通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
... libraries: libc.so.6: failed to map segment
from shared object: Cannot allocate memory
从上面的结果可以看到，此时 ls 运行失败。根据系统给出的错误信息我们可以看出是由于调用 libc 库时内存分配失败而导致的 ls 出错。那么我们来看一下这...
How can I use interface as a C# generic type constraint?
...To check this we have only 1 option: decompile the class, check all member tokens that are used and if one of them is the generic type - check the arguments.
Case 3: Reflection, runtime generic construction
Example:
typeof(CtorTest<>).MakeGenericType(typeof(IMyInterface))
I suppose it's t...
Randomize a List
...> out to a separate method, seems like you cause a lot of unnecessary T allocations for temp.
– Clay
Dec 3 '15 at 14:52
2
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Exception.Message vs Exception.ToString()
...ingBuilder in this scenario may well be more expensive than two new string allocations, it's highly debatable it would be more efficient here. It's not like we're dealing with iterations. Horses for courses.
– Wim Hollebrandse
Feb 1 '10 at 13:28
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How to parse the AndroidManifest.xml file inside an .apk package
...n, the aapt does the job. As I am working with LAMP, I run aapt command in PHP and process the output with PHP.
– hongster
Aug 24 '10 at 3:52
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What is the easiest way to initialize a std::vector with hardcoded elements?
...can actually provide a definition, to do it right would require the static allocation of an array and returning a reference to it, and the next question would be what would make sense as values for the array? (Also note that this means one array per type/size combination of the function's instantiat...