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Go build: “Cannot find package” (even though GOPATH is set)
...TH/bin:$PATH"
Move main.go to a subfolder of $GOPATH/src, e.g. $GOPATH/src/test
go install test should now create an executable in $GOPATH/bin that can be called by typing test into your terminal.
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(grep) Regex to match non-ASCII characters?
...ntrol bytes so strings can be the better option sometimes. For example cat test.torrent | perl -pe 's/[^[:ascii:]]+/\n/g' will do odd things to your terminal, where as strings test.torrent will behave.
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Getting rid of bullet points from
...
Try this instead, tested on Chrome/Safari
ul {
list-style: none;
}
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Nginx与Lua - 更多技术 - 清泛网 - 专注C/C++及内核技术
...inx，然后浏览，就能看到效果了。
location /lua {
set $test "hello, world.";
content_by_lua '
ngx.header.content_type = "text/plain";
ngx.say(ngx.var.test);
';
}
在深入学习ngx_lua之前，建议大家仔细阅读一遍春哥写的Nginx教程。
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What are some compelling use cases for dependent method types?
... def duplicates(r : Resource) : Boolean
}
def create : Resource
// Test methods: exercise is to move them outside ResourceManager
def testHash(r : Resource) = assert(r.hash == "9e47088d")
def testDuplicates(r : Resource) = assert(r.duplicates(r))
}
trait FileManager extends ResourceMa...
Nearest neighbors in high-dimensional data?
...use n=3. In any event, it's simple to run your kNN algorithm over a set of test instances (to calculate predicted values) for n=1, n=2, n=3, etc. and plot the error as a function of n. If you just want a plausible value for n to get started, again, just use n = 3.
The second component is how to wei...
What is pseudopolynomial time? How does it differ from polynomial time?
...ng about algorithms that operate on numbers. Let's consider the problem of testing whether a number is prime or not. Given a number n, you can test if n is prime using the following algorithm:
function isPrime(n):
for i from 2 to n - 1:
if (n mod i) = 0, return false
return true
S...
How do I start a process from C#?
...y will be started by the registered application.
Example:
Process.Start("Test.Txt");
This will start Notepad.exe with Text.Txt loaded.
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Can I redirect the stdout in python into some sort of string buffer?
...
There's also redirect_stderr on the latest Python too!
– CMCDragonkai
Oct 13 '16 at 13:19
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How can I split a shell command over multiple lines when using an IF statement?
...he newline. With no such whitespace, your example works fine for me:
$ cat test.sh
if ! fab --fabfile=.deploy/fabfile.py \
--forward-agent \
--disable-known-hosts deploy:$target; then
echo failed
else
echo succeeded
fi
$ alias fab=true; . ./test.sh
succeeded
$ alias fab=false; . ./t...