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Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
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replace method of String class is a bit slow, I think
– bmscomp
Aug 20 '19 at 15:22
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MongoDB Many-to-Many Association
...ibilities not mentioned in the answers given. Also, things have moved on a bit in the last few years, so it is worth emphasising that SQL and NoSQL are moving closer to each other.
One of the commenters brought up the wise cautionary attitude that “if data is relational, use relational”. Howeve...
LEN function not including trailing spaces in SQL Server
...ted answer (which I admit was my preferred way to do it until this problem bit me). If the thing you are getting the length of is of type NVARCHAR(4000), and it actually contains a string of 4000 characters, SQL will ignore the appended character rather than implicitly cast the result to NVARCHAR(MA...
When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...cannot do, too. It's used primarily for particularly weird conversions and bit manipulations, like turning a raw data stream into actual data, or storing data in the low bits of a pointer to aligned data.
C-style cast and function-style cast are casts using (type)object or type(object), respectiv...
Do I need dependency injection in NodeJS, or how to deal with …?
...age the module pattern to manage your dependencies. Hopefully this helps a bit more.
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Merge, update, and pull Git branches without using checkouts
...ess you're merging into HEAD). It's a little long, because it's at least a bit robust - it checks to make sure that the merge would be a fast-forward, then performs it without checking out the branch, but producing the same results as if you had - you see the diff --stat summary of changes, and the ...
How do you test functions and closures for equality?
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This just bit me, which was kind of devastating because I had been storing closures in an Array and now can't remove them with indexOf({$0 == closure} so I have to refactor. IMHO optimization shouldn't influence language design, so wi...
How do I view all commits for a specific day?
... by it and posted this follow-up question: stackoverflow.com/questions/59691065/…
– bgoodr
Jan 11 at 2:07
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Regex empty string or email
...it says either blank or this with only using ^ and $ once, to tidy it up a bit.
– Runevault
Feb 24 '12 at 18:20
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Best way to define error codes/strings in Java?
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Overloading toString() seems a bit icky -- that seems a bit of a stretch of toString()'s normal use.
What about:
public enum Errors {
DATABASE(1, "A database error has occured."),
DUPLICATE_USER(5007, "This user already exists.");
//... add more ca...