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What makes a SQL statement sargable?
... common thing that will make a query non-sargable is to include a field inside a function in the where clause:
SELECT ... FROM ...
WHERE Year(myDate) = 2008
The SQL optimizer can't use an index on myDate, even if one exists. It will literally have to evaluate this function for every row of the ta...
Mockito: Stubbing Methods That Return Type With Bounded Wild-Cards
Consider this code:
5 Answers
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What is the difference between an Azure Web Site and an Azure Web Role
... answered Jun 8 '12 at 0:06
David MakogonDavid Makogon
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Using ping in c#
...) { .. } and are early returns so evil?
– Peter Schneider
Jan 31 '19 at 17:56
2
There's no point ...
Difference between matches() and find() in Java Regex
... not look for a substring. Hence the output of this code:
public static void main(String[] args) throws ParseException {
Pattern p = Pattern.compile("\\d\\d\\d");
Matcher m = p.matcher("a123b");
System.out.println(m.find());
System.out.println(m.matches());
p = Pattern.compile(...
How do I convert a hexadecimal color to rgba with the Less compiler?
...:
background: none\9; // Only Internet Explorer 8
filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d')", argb(@rgba-color),argb(@rgba-color))); // Internet Explorer 9 and down
// Problem: Filter gets applied twice in Internet Explorer 9.
// So...
Connection timeout for SQL server
...r connection string:
A value of 0 indicates no limit, and should be avoided in a
ConnectionString because an attempt to connect waits indefinitely.
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Git: which is the default configured remote for branch?
...
Wouldn't this also be set if the OP did git pull hub master?
– Ryan Bigg
Jan 31 '11 at 10:46
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How to redirect output with subprocess in Python?
...ntation for subprocess):
p = subprocess.Popen(my_cmd, shell=True)
os.waitpid(p.pid, 0)
OTOH, you can avoid system calls entirely:
import shutil
with open('myfile', 'w') as outfile:
for infile in ('file1', 'file2', 'file3'):
shutil.copyfileobj(open(infile), outfile)
...
How can I convert immutable.Map to mutable.Map in Scala?
...liased imports, but bear in mind that sacrificing immutability is very non-idiomatic for Scala, not exactly the sort of thing I'd enourage by making it look even easier... Out of curiosity, how else could you propose doing it more cleanly, if not via a copy?
– Kevin Wright
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