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what is the difference between OLE DB and ODBC data sources?
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According to ADO: ActiveX Data Objects, a book by Jason T. Roff, published by O'Reilly Media in 2001 (excellent diagram here), he says precisely what MOZILLA said.
(directly from page 7 of that book)
ODBC provides access only to relational databases
OLE DB provides the following feat...
What exactly is node.js used for? [closed]
Is it a web server or a programming language for server-side scripts?
9 Answers
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What is the difference between inversedBy and mappedBy?
...f a (bidirectional) association
from doctrine documentation:
ManyToOne is always the owning side of a bidirectional assocation.
OneToMany is always the inverse side of a bidirectional assocation.
The owning side of a OneToOne assocation is the entity with the table containing the foreign key.
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How to remove the lines which appear on file B from another file A?
I have a large file A (consisting of emails), one line for each mail. I also have another file B that contains another set of mails.
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Why doesn't Java allow to throw a checked exception from static initialization block?
...exception from a static initialization block? What was the reason behind this design decision?
8 Answers
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What's the best UML diagramming tool? [closed]
...ying to choose a tool for creating UML diagrams of all flavours. Usability is a major criteria for me, but I'd still take more power with a steeper learning curve and be happy. Free (as in beer) would be nice, but I'd be willing to pay if the tool's worth it. What should I be using?
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What's the difference between URI.escape and CGI.escape?
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There were some small differences, but the important point is that URI.escape has been deprecated in Ruby 1.9.2... so use CGI::escape or ERB::Util.url_encode.
There is a long discussion on ruby-core for those interested which also mentions WEBrick::HTTPUtils.escape and WEBrick::HTTP...
How to concatenate string variables in Bash
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edited Sep 1 '19 at 12:51
Potherca
9,52944 gold ba...
Is “double hashing” a password less secure than just hashing it once?
Is hashing a password twice before storage any more or less secure than just hashing it once?
16 Answers
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How are multi-dimensional arrays formatted in memory?
...le:
int array1[3][2] = {{0, 1}, {2, 3}, {4, 5}};
In memory looks like this:
0 1 2 3 4 5
exactly the same as:
int array2[6] = { 0, 1, 2, 3, 4, 5 };
But if you try to pass array1 to this function:
void function1(int **a);
you'll get a warning (and the app will fail to access the array corr...