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Difference between wait() and sleep()
What is the difference between a wait() and sleep() in Threads?
33 Answers
33
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Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
...I was using '127.0.0.1', but then I moved my code to production (Debian 7) and had to change it to ''. It is kind of weird that they give such an error message that leads one to believe that the problem might be somewhere else.
– fang_dejavu
Dec 29 '14 at 14:1...
Error: could not find function … in R
...itially configured RStudio to use ROxygen to make the documentation -- and selected the configuration where ROxygen would write my NAMESPACE file for me, which kept erasing my edits. So, in my instance I unchecked NAMESPACE from the Roxygen configuration and added exportPattern(".") to NAMESPACE to...
Difference between File.separator and slash in paths
What is the difference between using File.separator and a normal / in a Java Path-String?
14 Answers
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Static linking vs dynamic linking
... presence in most environments. Here "resources" includes disk space, RAM, and cache space. Of course, if your dynamic linker is insufficiently flexible there is a risk of DLL hell.
Dynamic linking means that bug fixes and upgrades to libraries propagate to improve your product without requiring you...
Build fat static library (device + simulator) using Xcode and SDK 4+
...
else
OTHER_SDK_TO_BUILD=iphonesimulator${SDK_VERSION}
fi
echo "XCode has selected SDK: ${PLATFORM_NAME} with version: ${SDK_VERSION} (although back-targetting: ${IPHONEOS_DEPLOYMENT_TARGET})"
echo "...therefore, OTHER_SDK_TO_BUILD = ${OTHER_SDK_TO_BUILD}"
#
#####################[ end of part 1 ]##...
Why are dashes preferred for CSS selectors / HTML attributes?
...ops.
Also, using hyphens allows you to take advantage of the |= attribute selector, which selects any element containing the text, optionally followed by a dash:
span[class|="em"] { font-style: italic; }
This would make the following HTML elements have italic font-style:
<span class="em">...
AES Encryption for an NSString on the iPhone
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@Volomike If i use this, then should i select Export Compliance Information (YES) on iTunes-Connect ?
– Jack
Jul 27 '18 at 6:50
add a comm...
Java: Clear the console
...ws, here is a clarification:
Runtime.getRuntime().exec("cls");
This command does not work, for two reasons:
There is no executable named cls.exe or cls.com in a standard Windows installation that could be invoked via Runtime.exec, as the well-known command cls is builtin to Windows’ command l...
Benchmarking (python vs. c++ using BLAS) and (numpy)
I would like to write a program that makes extensive use of BLAS and LAPACK linear algebra functionalities. Since performance is an issue I did some benchmarking and would like know, if the approach I took is legitimate.
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