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The provider is not compatible with the version of Oracle client
... Sounds like the newer version makes it easier to find the dll's. Great! Now how long till oracle rolls them into one simple dll...
– Chris
Jan 5 '11 at 0:57
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Does setting Java objects to null do anything anymore?
...ue. Basically, because you've preallocated an array, the VM sees that. It knows nothing about the "logical" size of your container. Say you have an ArrayList of size 10, backed by a 16-element array. The VM can't know that items 10..15 aren't actually used; if those slots have contents, they will no...
Rebase a single Git commit
...the new location. I suppose rebase would have taken care of that, but by now I've pushed upstream so I can't test that. In any case, beware if you have a similar situation.
– waldyrious
Dec 18 '15 at 10:49
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How to check if a table exists in a given schema
...ore slightly faster.
to_regclass(rel_name) in Postgres 9.4+
Much simpler now:
SELECT to_regclass('schema_name.table_name');
Same as the cast, but it returns ...
... null rather than throwing an error if the name is not found
...
Getting back old copy paste behaviour in tmux, with mouse
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I use bind m set-option mouse\; display-message "Mouse is now #{?mouse,on,off}"
– Maxim Suslov
Aug 6 '18 at 10:51
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How can I get a list of locally installed Python modules?
...
Now, these methods I tried myself, and I got exactly what was advertised: All the modules.
Alas, really you don't care much about the stdlib, you know what you get with a python install.
Really, I want the stuff that I i...
Difference between java.util.Random and java.security.SecureRandom
...l purposes. This also means that your random numbers are predictable right now, something you don't want for session IDs and the like.
How to break a Linear Congruential Generator
The assumption that an attacker would have to wait for the LCG to repeat after a full cycle is wrong. Even with an opt...
How to store a dataframe using Pandas
Right now I'm importing a fairly large CSV as a dataframe every time I run the script. Is there a good solution for keeping that dataframe constantly available in between runs so I don't have to spend all that time waiting for the script to run?
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c# open a new form then close the current form?
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form2.Closed += (s, args) => this.Close(); May I know how does this statement work? what exactly (s,args) is?
– Yash Saraiya
Jan 4 '16 at 7:28
1
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Why are C# 4 optional parameters defined on interface not enforced on implementing class?
...ace method, and make the parameter optional as well?
Suppose we did that. Now suppose the developer did not have the source code for the implementation:
// in metadata:
public class B
{
public void TestMethod(bool b) {}
}
// in source code
interface MyInterface
{
void TestMethod(...