大约有 15,600 项符合查询结果（耗时：0.0218秒） [XML]
How to organize large R programs?
...nterface
a lot of sanity checks via R CMD check
a chance to add regression tests
as well as a means for namespaces.
Just running source() over code works for really short snippets. Everything else should be in a package -- even if you do not plan to publish it as you can write internal packages fo...
Where to define custom error types in Ruby and/or Rails?
...w I'm handling custom errors in Rails, including attaching error messages, testing, and how to handle this with ActiveRecord models.
Creating Custom Error
class MyClass
# create a custome error
class MissingRequirement < StandardError; end
def my_instance_method
raise MyClass::Miss...
Finding out the name of the original repository you cloned from in Git
...\s*Fetch.*(:|\/){1}([^\/]+\/[^\/]+).git/.match($_)[2] rescue nil'
It was tested with three different URL styles:
echo "Fetch URL: http://user@pass:gitservice.org:20080/owner/repo.git" | ruby -ne 'puts /^\s*Fetch.*(:|\/){1}([^\/]+\/[^\/]+).git/.match($_)[2] rescue nil'
echo "Fetch URL: Fetch URL: ...
Check for current Node Version
... "start" : "npm run check-version && npm run start-server",
"test": "npm run check-version && echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC",
"dependencies": {
"bluebird": "^3.5.1",
"express": "^4.16.3",
"good-guy-http...
Get folder name from full file path
...
@PeterMortensen, no. I just tested this and the method returns the name of the lowest level folder from the string, even if the folder path does not exist.
– vbguyny
Apr 5 '16 at 13:40
...
Why should I use an IDE? [closed]
...hing to see the docs
Keeping a view of files, errors/warnings/console/unit tests etc and source code all on the screen at the same time in a useful way
Ease of running unit tests from the same window
Integrated debugging
Integrated source control
Navigating to where a compile-time error or run-time ...
How can I measure the speed of code written in PHP? [closed]
... and averaging the time and (b) using separate files for each thing you're testing. If you have several timings within one script, their order can make a difference sometimes.
– DisgruntledGoat
Jul 29 '09 at 16:48
...
How to pass parameters to ThreadStart method in Thread?
...
How about this: (or is it ok to use like this?)
var test = "Hello";
new Thread(new ThreadStart(() =>
{
try
{
//Staff to do
Console.WriteLine(test);
}
catch (Exception ex)
{
throw;
}
})).Start();
...
GET URL parameter in PHP
...s! So with $_GET['link']; you need to enter URL like this: localhost/?link=test
– Firzen
Apr 20 '14 at 12:58
I'm using...
Can you get DB username, pw, database name in Rails?
...
I think this is the simplest solution. After some testing (in Rails 5.2 at least) this will resolve DATABASE_URL correctly.
ActiveRecord::Base.configurations[Rails.env]
share
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