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How to remove/change JQuery UI Autocomplete Helper text?
It seems that this is a new feature in JQuery UI 1.9.0, because I used JQuery UI plenty of times before and this text never poped up.
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What is the reason behind “non-static method cannot be referenced from a static context”? [duplicate
...mon beginner mistake is when you try to use a class property "statically" without making an instance of that class. It leaves you with the mentioned error message:
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Hibernate openSession() vs getCurrentSession()
...ion() always opens a new session that you have to close once you are done with the operations. SessionFactory.getCurrentSession() returns a session bound to a context - you don't need to close this.
If you are using Spring or EJBs to manage transactions you can configure them to open / close sessio...
Differences between Ant and Maven [closed]
... someone tell me the differences between Ant and Maven? I have never used either. I understand that they are used to automate the building of Java projects, but I do not know where to start from.
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Difference between Hive internal tables and external tables?
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Hive has a relational database on the master node it uses to keep track of state.
For instance, when you CREATE TABLE FOO(foo string) LOCATION 'hdfs://tmp/';, this table schema is stored in the database.
If you have a partitioned table, the partitions are stored in the data...
How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
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Global Git ignore
I want to set up Git to globally ignore certain files.
12 Answers
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Should methods that throw RuntimeException indicate it in method signature?
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I would not declare an unchecked exception in the signature, since it is misleading to the user of that API. It is no longer obvious whether the exception has to be explicitly handled.
Declaring it in the javadoc is a better approach since it allows someone to handle it if they think it is...
Windows batch files: .bat vs .cmd?
As I understand it, .bat is the old 16-bit naming convention, and .cmd is for 32-bit Windows, i.e., starting with NT. But I continue to see .bat files everywhere, and they seem to work exactly the same using either suffix. Assuming that my code will never need to run on anything older than NT, d...
How to check if a string in Python is in ASCII?
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It's not inefficient. all() will short-circuit and return False as soon as it encounters an invalid byte.
– John Millikin
Oct 13 '08 at 20:03
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