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Position of least significant bit that is set
...is very slow compared to multiplication on modern hardware. So I wouldn't call it a better solution.
– Apriori
Mar 28 '14 at 1:37
2
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Converting camel case to underscore case in ruby
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there is another error in my edit, and it doesn't appear that I can fix it. Here is the corrected code: gist.github.com/4027440
– Tim Harper
Nov 6 '12 at 20:50
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“R cannot be resolved to a variable”? [duplicate]
In Eclipse, I've created a project from a source and now it shows errors - "R cannot be resolved to a variable". From what I found here, I had cleared and rebuilt the project, but still the R file doesn't appear in the /gen folder.
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ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)
...If you are using ubuntu, you have to use the following steps to avoid this error(if there is no replication enabled):
run the command vim /etc/mysql/my.cnf
comment bind-address = 127.0.0.1 using the # symbol
restart your mysql server once.
Update
In Step 1, if you cannot find bind-address in th...
How to delete a file or folder?
...I wish Path.unlink 1/ was recursive 2/ add an option to ignore FileNotfoundError.
– Jérôme
Jul 10 '18 at 13:52
7
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What is the use case of noop [:] in bash?
...o" != "1" ]
then
#echo Success
fi
Which causes bash to give a syntax error:
line 4: syntax error near unexpected token `fi'
line 4: `fi'
Bash can't have empty blocks (WTF). So you add a no-op:
if [ "$foo" != "1" ]
then
#echo Success
:
fi
or you can use the no-op to comment out...
How to resize an image with OpenCV2.0 and Python2.6
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your solution using the scaling factors returns an error on cv2.resize() saying 'src is not a numpy array, neither a scalar.' please advise?
– BenP
Jan 29 '19 at 17:53
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Embed git commit hash in a .Net dll
...view the version from windows explorer:
You can also get it programmatically via:
var build = ((AssemblyInformationalVersionAttribute)Assembly
.GetAssembly(typeof(YOURTYPE))
.GetCustomAttributes(typeof(AssemblyInformationalVersionAttribute), false)[0])
.InformationalVersion;
where YOURTY...
Invalid default value for 'create_date' timestamp field
... (both local) and it would not let me import the database data due to this error, even though there were no rows in the tables with this error.
– mikato
Dec 11 '16 at 6:19
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Rails params explained?
...e "1" and params[:boo] would be "octopus".
In HTTP/HTML, the params are really just a series of key-value pairs where the key and the value are strings, but Ruby on Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested
http://w...