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.NET HashTable Vs Dictionary - Can the Dictionary be as fast?
I am trying to figure out when and why to use a Dictionary or a HashTable. I have done a bit of a search on here and have found people talking about the generic advantages of the Dictionary which I totally agree with, which leads the boxing and unboxing advantage for a slight performance gain.
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Multiple arguments to function called by pthread_create()?
...way to do this is to define a struct, pass the function a pointer to that, and dereference it for the arguments. However, I am unable to get this to work:
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Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...ase.
For instance, say you were writing a fairly large 3rd party library, and say that you decided to implement the core of your library with a LinkedList. If your library relies heavily on accessing elements in these lists, then eventually you'll find that you've made a poor design decision; you'l...
Single vs double quotes in JSON
...ou for this confirmation. Apparently I'm the only one importing str(dict), and doesn't want to eval it. A simple .replace("'", '"') should do the trick.
– isaaclw
Dec 13 '12 at 22:16
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Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
...- the JDK is still broken.
The bug report claims that the error is benign and should not cause any run-time problems, though one of the comments disagrees with that. In my own experience, I have been able to work without any problems using JDK 1.7.0_60 despite seeing the message.
If this issue is ...
%Like% Query in spring JpaRepository
...get rid of the @Queryannotation alltogether, as it seems to resemble the standard query (automatically implemented by the spring data proxies); i.e. using the single line
List<Registration> findByPlaceContaining(String place);
is sufficient.
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clearing a char array c
... memset is probably the most effective way to achieve this.
On the other hand, if you are choosing to view this as a C/C++ null terminated string, setting the first byte to 0 will effectively clear the string.
share
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Is it possible to cherry-pick a commit from another git repository?
...ository as a remote, then fetch its changes. From there you see the commit and you can cherry-pick it.
Like that:
git remote add other https://example.link/repository.git
git fetch other
Now you have all the information to simply do git cherry-pick.
More info about working with remotes here: ht...
Add alternating row color to SQL Server Reporting services report
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Go to the table row's BackgroundColor property and choose "Expression..."
Use this expression:
= IIf(RowNumber(Nothing) Mod 2 = 0, "Silver", "Transparent")
This trick can be applied to many areas of the report.
And in .NET 3.5+ You could use:
= If(RowNumber(Nothing...
JavaScript global event mechanism
...e to catch every undefined function error thrown. Is there a global error handling facility in JavaScript? The use case is catching function calls from flash that are not defined.
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