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How to permanently set $PATH on Linux/Unix? [closed]
...t. The actual solution depends on the purpose.
The variable values are usually stored in either a list of assignments or a shell script that is run at the start of the system or user session. In case of the shell script you must use a specific shell syntax and export or set commands.
System wide
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Extract month and year from a zoo::yearmon object
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Ha thank you for this answer. It especially beats the other solutions when you want to do something like if(year(date1) > 2014){year(date1) <- year(date1) - 100}
– Vincent
Feb 10 '14 at 9:34
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How to provide user name and password when connecting to a network share
... Mark BrackettMark Brackett
80.2k1717 gold badges101101 silver badges149149 bronze badges
4
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How to generate keyboard events in Python?
... : 0x0E,
'r' : 0x0F,
'y' : 0x10,
't' : 0x11,
'1' : 0x12,
'2' : 0x13,
'3' : 0x14,
'4' : 0x15,
'6' : 0x16,
'5' : 0x1...
/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
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I'm compiling gcc 4.6 from source, and apparently
sudo make install
didn't catch this one. I dug around and found
gcc/trunk/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.15
I copied it in to /usr/lib and redirected libstdc++.so.6 to point to the new one, and now e...
Where is Erlang used and why? [closed]
...ng in its SMS and authentication systems.
• Motorola is using Erlang in call processing products in the public-safety industry.
• Ericsson uses Erlang in its support nodes, used in GPRS and 3G mobile networks
worldwide.
The most popular open source Erlang applications include the following:
•...
Dictionary returning a default value if the key does not exist [duplicate]
...Value(key, out value);
and just ignore the return value. However, that really will just return default(TValue), not some custom default value (nor, more usefully, the result of executing a delegate). There's nothing more powerful built into the framework. I would suggest two extension methods:
pu...
Initializing a list to a known number of elements in Python [duplicate]
...st thing that comes to mind for me is:
verts = [None]*1000
But do you really need to preinitialize it?
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Regex not operator
...: lookahead) this doesn't (hence: negative) match this. But it doesn't actually consume the characters it matches (hence: zero-width).
There are actually 4 combinations of lookarounds with 2 axes:
lookbehind / lookahead : specifies if the characters before or after the point are considered
positi...
Should IBOutlets be strong or weak under ARC?
...t practice from Apple is for IBOutlets to be strong unless weak is specifically needed to avoid a retain cycle. As Johannes mentioned above, this was commented on in the "Implementing UI Designs in Interface Builder" session from WWDC 2015 where an Apple Engineer said:
And the last option I want...