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Which is the preferred way to concatenate a string in Python?
...unlikely, then do something else.
So why do I use a lot of append/join in my code? Because sometimes it's actually clearer. Especially when whatever you should concatenate together should be separated by spaces or commas or newlines.
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How can I recover a lost commit in Git?
First, got "your branch is ahead of origin/master by 3 commits" then my app has reverted to an earlier time with earlier changes.
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Understanding slice notation
...or might not... be what you were hoping for there!
Below is the text of my original answer. It has been useful to many people, so I didn't want to delete it.
>>> r=[1,2,3,4]
>>> r[1:1]
[]
>>> r[1:1]=[9,8]
>>> r
[1, 9, 8, 2, 3, 4]
>>> r[1:1]=['blah']
&...
How to generate the “create table” sql statement for an existing table in postgreSQL
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I had to specify database too. pg_dump mydb -t mytable --schema-only.
– Nic
Nov 4 '13 at 5:31
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How can I recover the return value of a function passed to multiprocessing.Process?
... caveats for functions with only a single argument : should use args=(my_function_argument, ). Note the , comma here! Or else Python will complain "missing positional arguments". Took me 10 minutes to figure out. Also check the manual usage (under the "process class" section).
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How to detect the physical connected state of a network cable/connector?
... Note that the interface has to be up. See Marco's answer below. In my system, eth0 is not set by default and my program randomly generates an IP address for it. I get an "Invalid argument" error from catting the carrier
– VocoJax
Sep 12 '18 at 17:13
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iOS 7 style Blur view
...y something like Bin Zhang's RWBlurPopover to do this. That component uses my GPUImage to apply a Gaussian blur to components underneath it, but you could just as easily use a CIGaussianBlur for the same. GPUImage might be a hair faster though.
That component relies on you being able to capture the...
In what cases do I use malloc and/or new?
...hen I should use malloc / free and when I should use new / delete in my real world programs.
19 Answers
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Why not use java.util.logging?
For the first time in my life I find myself in a position where I'm writing a Java API that will be open sourced. Hopefully to be included in many other projects.
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Rich vs Anemic Domain Model [closed]
... anti pattern from an OO perspective.
For a deeper insight take a look at my blog https://www.link-intersystems.com/blog/2011/10/01/anemic-vs-rich-domain-models/
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