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How do I set a variable to the output of a command in Bash?
... be done with $(command) or "$(command)", which I find easier to read, and allows for nesting.
OUTPUT=$(ls -1)
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE}"
Quoting (") does matter to preserve multi-line variable values; it is optional on the right-hand side of an assignment, as w...
CoffeeScript, When to use fat arrow (=>) over arrow (->) and vice versa
When building a class in CoffeeScript, should all the instance method be defined using the => ("fat arrow") operator and all the static methods being defined using the -> operator?
...
How to set target hosts in Fabric file
... @MikhailKorobov: When I followed your link, I saw "Welcome to nginx!". All the requests to code.fabfile.org domain have responses like that.
– Tadeck
Apr 4 '12 at 19:40
...
possible EventEmitter memory leak detected
...
I am using process.on('uncaughtException', callback);
– Riz
Mar 19 '12 at 10:51
...
How to calculate moving average using NumPy?
...5, 13.5, 14.5, 15.5, 16.5, 17.5])
So I guess the answer is: it is really easy to implement, and maybe numpy is already a little bloated with specialized functionality.
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Iterating over all the keys of a map
Is there a way to get a list of all the keys in a Go language map? The number of elements is given by len() , but if I have a map like:
...
error LNK2019: 无法解析的外部符号 _Netbios@4,该符号在函数 中被引用 - C...
...pp文件include语句之后加上如下代码：#pragma comment(lib,"netapi32.lib")解决方法如下：
Cpp文件include语句之后加上如下代码：
#pragma comment(lib,"netapi32.lib")
LNK2019 Netbios
How can I use pointers in Java?
...
All objects in Java are references and you can use them like pointers.
abstract class Animal
{...
}
class Lion extends Animal
{...
}
class Tiger extends Animal
{
public Tiger() {...}
public void growl(){...}
}
Tiger fi...
How do you split and unsplit a window/view in Eclipse IDE?
...tcut for splitting is:
Azerty keyboard:
Ctrl + _ for split horizontally, and
Ctrl + { for split vertically.
Qwerty US keyboard:
Ctrl + Shift + - (accessing _) for split horizontally, and
Ctrl + Shift + [ (accessing {) for split vertically.
MacOS - Qwerty US keyboard:
...
How do I view the list of functions a Linux shared library is exporting?
...
320
What you need is nm and its -D option:
$ nm -D /usr/lib/libopenal.so.1
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00012ea0 T alcSe...