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Drop multiple tables in one shot in mysql
How to drop multiple tables from one single database at one command.
something like,
4 Answers
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...exts, that type will yield slightly better performance than would a standalone heap object. Compilers which duck-type enumerators (as both C# and vb.net do) can take advantage of this when generating foreach code. If the List<T> is cast to IEnumrable<T> before the foreach, the IEnumera...
Trust Anchor not found for Android SSL Connection
... This is ok for working with a self-generated cert, but for one (like the OP's) which has a valid chain back to the root CA's it is just a workaround for a badly configured server - see my answer.
– Stevie
Apr 30 '13 at 14:43
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How to update a value, given a key in a hashmap?
...ng function, which will be called to compute a new value based on existing one.
For example,
Map<String, Integer> words = new HashMap<>();
words.put("hello", 3);
words.put("world", 4);
words.computeIfPresent("hello", (k, v) -> v + 1);
System.out.println(words.get("hello"));
Altern...
Why would you use an ivar?
...reduce your reference count operations and minimize peak memory usage (if done correctly).
Nontrivial Types
Example: If you have a C++ type, direct access is just the better approach sometimes. The type may not be copyable, or it may not be trivial to copy.
Multithreading
Many of your ivars are code...
Good Java graph algorithm library? [closed]
Has anyone had good experiences with any Java libraries for Graph algorithms. I've tried JGraph and found it ok, and there are a lot of different ones in google. Are there any that people are actually using successfully in production code or would recommend?
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What's the best practice for putting multiple projects in a git repository? [closed]
As some reason, I only have one repository to use.
But I have multiple projects including java projects, php scripts and Android apps projects.
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Multiple github accounts on the same computer?
...o:
git push
To ensure that the commits appear as performed by USERNAME, one can setup the user.name and user.email for this project, too:
git config user.name USERNAME
git config user.email USERNAME@example.com
share
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The difference between bracket [ ] and double bracket [[ ]] for accessing the elements of a list or
..., x[[i]] or x[i] will return the ith sequential element of x.
For lists, one generally uses [[ to select any single element, whereas [ returns a list of the selected elements.
The [[ form allows only a single element to be selected using integer or character indices, whereas [ allows indexing by...
What is an anti-pattern?
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@Tomasz Programming Pasta serves is one such example. It's best generalized as poor encapsulation between many small objects. Consider it the opposite of the God object en.wikipedia.org/wiki/Spaghetti_code
– AWrightIV
Sep ...