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Tuples( or arrays ) as Dictionary keys in C#
...<Tuple<T,U,W>>. That way you can avoid boxing when Equals() is called in the case of hash code collisions.
– Dustin Campbell
Jun 5 '09 at 14:20
16
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What are the advantages of using a schema-free database like MongoDB compared to a relational databa
...are also other advantages that will appear in the long run, like a better scallability and speed.
... But keep in mind that a non-relational database is not better than a relational one. If your database has a lot of relations and normalization, it might make little sense to use something like Mon...
WordPress is giving me 404 page not found for all pages except the homepage
...ming the problem lies with the permalink structure, which I could swear I did not touch. The permalink setting is on "month and name."
...
UIButton custom font vertical alignment
...could move it to /usr/local/bin/ so that you can use it in every folder inside of the terminal application with the following.
~$ mv ftxdumperfuser /usr/local/bin/
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Why can't strings be mutable in Java and .NET?
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@PRINCESSFLUFF This answer doesn't address strings specifically. That was the OPs question. It's so frustrating - this happens all the time on SO and with String immutability questions as well. The answer here talks about general benefits of immutability. So then why aren't all type...
How can I safely create a nested directory?
...if the directory is created between the os.path.exists and the os.makedirs calls, the os.makedirs will fail with an OSError. Unfortunately, blanket-catching OSError and continuing is not foolproof, as it will ignore a failure to create the directory due to other factors, such as insufficient permiss...
How to read a file in Groovy into a string?
...re is some other factor in the mix like you had a local variable that was hiding a field or something like that.
– Jeff Scott Brown
Apr 26 '18 at 20:17
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Android get free size of internal/external memory
...e :
public static boolean externalMemoryAvailable() {
return android.os.Environment.getExternalStorageState().equals(
android.os.Environment.MEDIA_MOUNTED);
}
public static String getAvailableInternalMemorySize() {
File path = Environment.getDataDirectory();...
How to [recursively] Zip a directory in PHP?
...rce), file_get_contents($source));
}
return $zip->close();
}
Call it like this:
Zip('/folder/to/compress/', './compressed.zip');
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Namespace + functions versus static methods on a class
...interface (because ADL will search those functions when resolving function calls).
Namespaced functions, unless declared "friend," have no access to the class' internals, whereas static methods have.
This means, for example, that when maintaining your class, if you need to change your class' inter...