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Akka Kill vs. Stop vs. Poison Pill?
... answered Dec 12 '12 at 21:55
idonnieidonnie
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Are PostgreSQL column names case-sensitive?
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All identifiers (including column names) that are not double-quoted are folded to lower case in PostgreSQL. Column names that were created with double-quotes and thereby retained upper-case letters (and/or other syntax violations...
Why are local variables not initialized in Java?
...le and it should not take a default value. If the programmer, by mistake, did not initialize a local variable and it take default value, then the output could be some unexpected value. So in case of local variables, the compiler will ask the programmer to initialize with some value before they acces...
Compare two Byte Arrays? (Java)
..., which of course can never be true. In addition, array classes don't override .equals() so the behavior is that of Object.equals() which also only compares the reference values.
To compare the contents of two arrays, static array comparison methods are provided by the Arrays class
byte[] array =...
Define static method in source-file with declaration in header-file in C++
... methods in that class can access that static method, no other methods outside that class.
– ABV
May 12 '11 at 15:42
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Delete Local Folder in TFS
...ht choose to do this to conserve space on your local disk. If you later decide that you need to get files in those cloaked folders, you must change the status to Active and then perform a Get operation.
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Split string using a newline delimiter with Python
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Just to be on the safer side use .splitlines, what if the strings have spaces, etc.
– Ashwini Chaudhary
Feb 26 '14 at 13:33
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How can i get the session object if i have the entity-manager
...ction "5.1. Accessing Hibernate APIs from JPA" in the Hibernate ORM User Guide:
Session session = entityManager.unwrap(Session.class);
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Select rows of a matrix that meet a condition
...ne some values for a range of columns. for example df <- df[!which(df$ARID3A:df$YY1 == "U"),], here I want to remove those rows from my df where a range of columns (ARID3A: YY1) contains the value U.
– Newbie
Jul 22 '16 at 7:53
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Using git commit -a with vim
I'm new with git, so I decided to learn git using the tutorials of github. The third chapter said:
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