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How to specify new GCC path for CMake

... path /usr/bin/gcc . But it is old, I need a new version of gcc. So I install a new version in a new path /usr/local/bin/gcc . ...
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How to write binary data to stdout in python 3?

... import os os.write(1, a.tostring()) or, os.write(sys.stdout.fileno(), …) if that's more readable than 1 for you. share | impro...
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How to get the name of enumeration value in Swift?

... on each case to return a string literal. In addition, this works automatically for any enum, even if no raw-value type is specified. debugPrint(_:) & String(reflecting:) can be used for a fully-qualified name: debugPrint(city) // prints "App.City.Melbourne" (or similar, depending on the full ...
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How to modify a text file?

... This is an operating system thing, not a Python thing. It is the same in all languages. What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the f...
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How do I use Ruby for shell scripting?

...r, options) rm(list, options) rm_r(list, options) rm_rf(list, options) install(src, dest, mode = <src's>, options) chmod(mode, list, options) chmod_R(mode, list, options) chown(user, group, list, options) chown_R(user, group, list, options) touch(list, options) Which is pretty nice ...
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Error handling in Bash

...kens code's predictability and portability). You can either let the trap call error for you (in which case it uses the default exit code of 1 and no message) or call it yourself and provide explicit values; for instance: error ${LINENO} "the foobar failed" 2 will exit with status 2, and give an ...
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Multiprocessing vs Threading Python [duplicate]

... There is actually a good deal of difference: eli.thegreenplace.net/2012/01/16/… – Andrew Sledge May 29 '13 at 11:36 ...
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How can you get the Manifest Version number from the App's (Layout) XML variables?

...ntext.getPackageName(), 0).versionName; Either of these solutions would allow for placing the version name in XML. Unfortunately there isn't a nice simple solution, like android.R.string.version or something like that. sh...
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How to fix 'android.os.NetworkOnMainThreadException'?

...) { this.exception = e; return null; } finally { is.close(); } } protected void onPostExecute(RSSFeed feed) { // TODO: check this.exception // TODO: do something with the feed } } How to execute the task: In MainAct...
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ERROR:'keytool' is not recognized as an internal or external command, operable program or batch file

... C:\Program Files\Java\jdk1.6.0_21\bin\.android\debug.keystore which is almost certainly not the correct path. You need to give it the correct full path to your keystore. – Ben Williams Jun 2 '11 at 8:53 ...