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How does a PreparedStatement avoid or prevent SQL injection?
I know that PreparedStatements avoid/prevent SQL Injection. How does it do that? Will the final form query that is constructed using PreparedStatements will be a string or otherwise?
...
Deep null checking, is there a better way?
...." to the language that has the semantics you want. (And it has been added now; see below.) That is, you'd say
cake?.frosting?.berries?.loader
and the compiler would generate all the short-circuiting checks for you.
It didn't make the bar for C# 4. Perhaps for a hypothetical future version of t...
Git commit with no commit message
...essages that I have written that will never ever be read by anyone. For me now the value of this habit is that it forces me to look through the changes in an attempt to describe them, and this sometimes makes me notice bugs. You are right, though. I'll consider paying more attention to the code and ...
Differences between distribute, distutils, setuptools and distutils2?
...distutils2.
Recommendation:
If all of this is new to you, and you don't know where to start, I would recommend learning setuptools, along with pip and virtualenv, which all work very well together.
If you're looking into virtualenv, you might be interested in this question: What is the difference...
Foreign key constraint may cause cycles or multiple cascade paths?
...guaranteed that SomeOtherTable-records never belong to both Details, it is now impossible to make SomeOhterTable's records cascade delete for both details, because there are multiple cascading paths from Master to SomeOtherTable (one via Detail1 and one via Detail2).
Now you may already have underst...
How to run multiple Python versions on Windows
... name given. When it finds the correct file to run the file is being run.
Now, if you've installed two python versions 2.5 and 2.6, the path will have both of their directories in it, something like PATH=c:\python\2.5;c:\python\2.6 but Windows will stop examining the path when it finds a match.
Wh...
What is a NullReferenceException, and how do I fix it?
... case:
string GetCategory(Book b)
{
if (b == null)
return "Unknown";
return b.Category;
}
Explicitly check for null from method calls and throw a custom exception.
You can also throw a custom exception, only to catch it in the calling code:
string GetCategory(string bookTitle)
{
...
Setting log level of message at runtime in slf4j
...), I think the pragmatic solution is modify the unit test(s) to hard-wire knowledge of what logging system is behind the slf4j facade ... when running the unit tests.
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RE error: illegal byte sequence on Mac OS X
...had been using Perl:
find . -type f -print0 | xargs -0 perl -pi -e 's/was/now/g'
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vbscript output to console
...lly switches to CSCript if required
Dim CONS: Set CONS = New cCONSOLE
'// Now we can use the Consol object to write to and read from the console
With CONS
'// Simply write a line
.print "CSCRIPT Console demo script"
'// Arguments are passed through correctly, if present
.Print ...