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Make .git directory web inaccessible
...llow,deny
Deny from all
But note, that it would be lost if you ever re-cloned the repository
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How do I delete from multiple tables using INNER JOIN in SQL server
...hink it depends on how complicated your where clause is. For a complicated one, this would be better because it only happens once. But for a simpler where clause that affects a lot of rows, your proposal would probably be more efficient since it doesn't have to hold many ids in a table variable.
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How to extract custom header value in Web API message handler?
...ver return null. If the header doesn't exist you will get an InvalidOperationException. You need to use TryGetHeaders if it's possible the header might not exist in the request and check for a false response OR try/catch around the GetValues call (not recommended).
– Drew Marsh...
Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
...ding pseudo-classes such as :nth-child() and :not(), work independently of one another, rather than looking at the subset of elements that are matched by the rest of the selector.
This also implies that there is no notion of order among simple selectors within each individual compound selector1, whi...
When to use generic methods and when to use wild-card?
...erence between using wildcards and type parameters are:
If you have only one parameterized type argument, then you can use wildcard, although type parameter will also work.
Type parameters support multiple bounds, wildcards don't.
Wildcards support both upper and lower bounds, type parameters just...
Java default constructor
What exactly is a default constructor — can you tell me which one of the following is a default constructor and what differentiates it from any other constructor?
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Git: How to squash all commits on branch
... git reset $(git merge-base master yourBranch)
git add -A
git commit -m "one commit on yourBranch"
This isn't perfect as it implies you know from which branch "yourBranch" is coming from.
Note: finding that origin branch isn't easy/possible with Git (the visual way is often the easiest, as seen ...
Find size of an array in Perl
...decade). $[ is deprecated. Using $[ issues a deprecation warning even when one doesn't turn on warnings. Assigning anything but zero to $[ will be an error in 5.16. Can we stop mentioning $[ already?
– ikegami
Sep 13 '11 at 19:05
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How to output only captured groups with sed?
...default to printing each line (-n)
exclude zero or more non-digits
include one or more digits
exclude one or more non-digits
include one or more digits
exclude zero or more non-digits
print the substitution (p)
In general, in sed you capture groups using parentheses and output what you capture usi...
How to highlight cell if value duplicate in same column for google spreadsheet?
...onditional formatting
Click Add another rule (or edit the existing/default one)
Set Format cells if to: Custom formula is
Set value to: =countif(A:A,A1)>1 (or change A to your chosen column)
Set the formatting style.
Ensure the range applies to your column (e.g., A1:A100).
Click Done
Anything w...