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Upgrade Node.js to the latest version on Mac OS

...w I want to upgrade it to the latest Node.js v0.8.1. But after downloading and installing the latest package file from nodejs.org, I found that system is still using v0.6.16 instead of v0.8.1 when I typed "node -v" in a terminal. Is there any step that I have missed? Or, should I thoroughly uninstal...
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Generating CSV file for Excel, how to have a newline inside a value

...ot strip off leading spaces. You will get unwanted spaces in your headings and data fields. Worse, the " that should be "protecting" that line-break in the third column will be ignored because it is not at the start of the field. If you have non-ASCII characters (encoded in UTF-8) in the file, you ...
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Regular expressions in an Objective-C Cocoa application

...'re interested in the position of the match or position of subexpressions, and you cannot get it with NSPredicate. As mentioned you can use regex POSIX functions. But they are considered slow, and the regex syntax is limited compared to other solutions (ICU/pcre). There are many OSS libraries, Cocoa...
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Error executing command 'ant' on Mac OS X 10.9 Mavericks when building for Android with PhoneGap/Cor

...th Mac OS X Mavericks . Building for iOS went just fine, but building for Android wasn't without some guesswork. 7 Answers...
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Who is listening on a given TCP port on Mac OS X?

... On macOS High Sierra and later, use this command: lsof -nP -iTCP:$PORT | grep LISTEN or to just see just IPv4: lsof -nP -i4TCP:$PORT | grep LISTEN On older versions, use one of the following forms: lsof -nP -iTCP:$PORT | grep LISTEN lsof -...
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Is there a max array length limit in C++?

... the restrictions of the size type used to describe an index in the array (and the size thereof). It is given by the maximum value the system's std::size_t can take. This data type is large enough to contain the size in bytes of any object The other limit is a physical memory limit. The larger your...
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What REALLY happens when you don't free after malloc?

...hink of might be something like Palm OS where the program's static storage and runtime memory are pretty much the same thing, so not freeing might cause the program to take up more storage. (I'm only speculating here.) So generally, there's no harm in it, except the runtime cost of having more sto...
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How do I abort the execution of a Python script? [duplicate]

...exit with zero. import sys sys.exit("aa! errors!") Prints "aa! errors!" and exits with a status code of 1. There is also an _exit() function in the os module. The sys.exit() function raises a SystemExit exception to exit the program, so try statements and cleanup code can execute. The os._exit...
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How to run Unix shell script from Java code?

It is quite simple to run a Unix command from Java. 17 Answers 17 ...
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Not able to access adb in OS X through Terminal, “command not found”

I have installed Android SDK and Eclipse on my Mac system. I am able to program using Eclipse and have created few sample applications. But I am still not able to access adb through the terminal window. I have tried following command in terminal: ...