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What does the ^ operator do in Java?
...so
Wikipedia: Arithmetic shift
Merge note: this answer was merged from another question where the intention was to use exponentiation to convert a string "8675309" to int without using Integer.parseInt as a programming exercise (^ denotes exponentiation from now on). The OP's intention was...
Why is f(i = -1, i = -1) undefined behavior?
... think undefined behavior means something random will happen, which is far from the case most of the time.
– Izkata
Feb 10 '14 at 17:38
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How to identify if a webpage is being loaded inside an iframe or directly into the browser window?
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Having a page with an iframe within an iframe, to test from my child iframe if my parent iframe was embeded in the page, I used if (parent === top)
– sglessard
Mar 27 '12 at 14:31
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Library not loaded: /usr/local/opt/readline/lib/libreadline.6.2.dylib
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this worked for me also, saved me from updating postges
– Rich
Oct 12 '17 at 12:56
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In what order do static/instance initializer blocks in Java run?
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Good one . Straight from the creators
– human.js
Jun 20 '12 at 4:26
1
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In Clojure 1.3, How to read and write a file
... Demanding the next element of the lazy seq results into a line being read from the reader.
Note that from Clojure 1.7 onwards, you can also use transducers for reading text files.
Number 3: how to write to a new file.
(use 'clojure.java.io)
(with-open [wrtr (writer "/tmp/test.txt")]
(.write wr...
Is it possible for git-merge to ignore line-ending differences?
...s authorize using merge with strategy recursive and strategy option (-X):
from "Git Merge and Fixing Mixed Spaces and Tabs with two Branches":
git merge -s recursive -Xignore-space-at-eol
But using "-Xignore-space-change" is also a possibility
Fab-V mentions below:
git merge master -s recursive...
Django ModelForm: What is save(commit=False) used for?
...uld I ever use save(commit=False) instead of just creating a form object from the ModelForm subclass and running is_valid() to validate both the form and model?
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In Python, how do you convert seconds since epoch to a `datetime` object?
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datetime.datetime.fromtimestamp will do, if you know the time zone, you could produce the same output as with time.gmtime
>>> datetime.datetime.fromtimestamp(1284286794)
datetime.datetime(2010, 9, 12, 11, 19, 54)
or
>>> ...
svn : how to create a branch from certain revision of trunk
The following action will only create a branch from the head revision of the trunk. How do I create a branch from a specific revision? Thanks.
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