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Hadoop “Unable to load native-hadoop library for your platform” warning
...y install, it is here:
/opt/hadoop/lib/native/libhadoop.so.1.0.0
And I know it is 64-bit:
[hadoop@VMWHADTEST01 native]$ ldd libhadoop.so.1.0.0
./libhadoop.so.1.0.0: /lib64/libc.so.6: version `GLIBC_2.14' not found (required by ./libhadoop.so.1.0.0)
linux-vdso.so.1 => (0x00007fff43510000)
lib...
What is the significance of load factor in HashMap?
...crease the likelyhood of hash collisions? -- The hashing algorithm has no knowledge of how many items are in the map or how often it acquires new storage "buckets", etc. For any set of objects of the same size, regardless of how they are stored, you should have the same probability of repeated hash...
Windows git “warning: LF will be replaced by CRLF”, is that warning tail backward?
...en using core.autocrlf, the bogus "LF
will be replaced by CRLF" warning is now suppressed.
As quaylar rightly comments, if there is a conversion on commit, it is to LF only.
That specific warning "LF will be replaced by CRLF" comes from convert.c#check_safe_crlf():
if (checksafe == SAFE_CRLF_WA...
Understanding MongoDB BSON Document size limit
...y agree with you, also it defeats the purpose of having embedded documents now, as most embedded documents will now cross the limit easily. Esp with array of documents inside them
– Sharjeel Ahmed
Feb 15 '16 at 8:43
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When use getOne and findOne methods Spring Data JPA
... defined in the CrudRepository interface as :
T findOne(ID primaryKey);
Now, the single findOne() method that you will find in CrudRepository is which one defined in the QueryByExampleExecutor interface as :
<S extends T> Optional<S> findOne(Example<S> example);
That is imple...
Setting log level of message at runtime in slf4j
...), I think the pragmatic solution is modify the unit test(s) to hard-wire knowledge of what logging system is behind the slf4j facade ... when running the unit tests.
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JRE 1.7 - java version - returns: java/lang/NoClassDefFoundError: java/lang/Object
... packages jdk-7u79-solaris-sparcv9.tar.Z and jdk-7u79-solaris-sparc.tar.Z. Now it looks like it is working. Ty.
– Alex Pi
Apr 1 '16 at 16:18
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What is in your Mathematica tool bag? [closed]
We all know that Mathematica is great, but it also often lacks critical functionality. What kind of external packages / tools / resources do you use with Mathematica?
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How to solve Operator '!=' cannot be applied to operands of type 'T' and 'T' [duplicate]
...os: Yeah I wonder how many people are using the wrong method in their code now...
– user541686
Oct 21 '13 at 21:14
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Why is @autoreleasepool still needed with ARC?
...g what gets autoreleased or released (ARC does that for me), how should I know when to set up an autorelease pool?
– mk12
Jan 31 '12 at 21:18
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