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Get key by value in dictionary
... I mean, do list.keys() and list.values() functions generate items in same order?
– iskorum
Sep 23 '13 at 14:01
19
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How can I calculate the number of lines changed between two commits in git?
...han what he mentions. Since git log internally calls the diff machinery in order to print requested information, you can give it any of the diff stat options - not just --shortstat. What you likely want to use is:
git log --author="Your name" --stat <commit1>..<commit2>
but you can us...
How to “git show” a merge commit with combined diff output even when every changed file agrees with
...Merge: fc17405 ee2de56
take those two commit ids and reverse them. so in order get the diff that you want, you would do:
git diff ee2de56..fc17405
to show just the names of the changed files:
git diff --name-only ee2de56..fc17405
and to extract them, you can add this to your gitconfig:
expo...
Difference between Statement and PreparedStatement
...ons to the server is faster. As a rule of thumb network operations are an order of magnitude slower than disk operations which are an order of magnitude slower than in-memory CPU operations. Hence, any reduction in amount of data sent over the network will have a good effect on overall performance...
XPath contains(text(),'some string') doesn't work when used with node with more than one Text subnod
...ng the string-value of the node in the node-set that is first in document order. Hence, it can match only the first text node in your <Comment> element -- namely BLAH BLAH BLAH. Since that doesn't match, you don't get a <Comment> in your results.
You need to change this to
//*[text(...
Regular Expressions: Is there an AND operator?
...or, it isn't necessary that it be in a lookahead, but it doesn't hurt.
In order to match a whole paragraph, you need to anchor the regex at both ends and add a final .* to consume the remaining characters. Using Perl-style notation, that would be:
/^(?=.*word1)(?=.*word2)(?=.*word3).*$/m
The 'm...
Extract traceback info from an exception object
...ion("foo occurred").with_traceback(tracebackobj)
These features are minimally described as part of the raise documentation.
All credit for this part of the answer should go to Vyctor, who first posted this information. I'm including it here only because this answer is stuck at the top, and Python...
What does the ^ operator do in Java?
... Shifts the bits of n left p positions. Zero bits are shifted into the low-order positions.
n >> p right shift 5 >> 2 1 Shifts the bits of n right p positions. If n is a 2's complement signed number, the sign bit is shifted into the high-order positions.
n >>> p...
How to count the frequency of the elements in an unordered list?
I need to find the frequency of elements in an unordered list
33 Answers
33
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Simple proof that GUID is not unique [closed]
...On sale, $0.01 per 1k GUIDs. I'll throw in some bamboo wind chimes if you order in the next 60 minutes.
– ctacke
Nov 10 '09 at 5:31
7
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