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How can I check that a form field is prefilled correctly using capybara?
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You can use an xpath query to check if there's an input element with a particular value (e.g. 'John'):
expect(page).to have_xpath("//input[@value='John']")
See http://www.w3schools.com/xpath/xpath_syntax.asp for more info.
For perhaps a prettier way:
exp...
iPhone Simulator - Simulate a slow connection?
... how the App might react when you are in a slow spot on the cellular network?
6 Answers
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windbg 备忘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...0，本地活动的用户态调试；1，内核转储文件thread_index：kd，内核...Windbg：
[ ||system_index ] | process_index : thread_index>
system_index：0，本地活动的用户态调试；1，内核转储文件
thread_index：kd，内核转储；lkd，本地内核
|| (index) s 切...
HashMap get/put complexity
...nt hash which itself is constant time... but you could have a hash which takes a long time to compute, and if there are multiple items in the hash map which return the same hash code, get will have to iterate over them calling equals on each of them to find a match.
In the worst case, a HashMap has...
How to change an Eclipse default project into a Java project
I checked out a project from SVN and did not specify the project type, so it checked out as a "default" project. What is the easiest way to quickly convert this into a "Java" project?
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Should I use string.isEmpty() or “”.equals(string)?
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The main benefit of "".equals(s) is you don't need the null check (equals will check its argument and return false if it's null), which you seem to not care about. If you're not worried about s being null (or are otherwise checking for it), I would definitely use s.isEmpty(); it shows ex...
Appending a line to a file only if it does not already exist
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Just keep it simple :)
grep + echo should suffice:
grep -qxF 'include "/configs/projectname.conf"' foo.bar || echo 'include "/configs/projectname.conf"' >> foo.bar
-q be quiet
-x match the whole line
-F pattern is a pla...
Install tkinter for Python
I am trying to import Tkinter . However, I get an error stating that Tkinter has not been installed:
20 Answers
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What is Weak Head Normal Form?
What does Weak Head Normal Form (WHNF) mean? What does Head Normal form (HNF) and Normal Form (NF) mean?
6 Answers
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How to discover number of *logical* cores on Mac OS X?
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Brad Solomon
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answered Nov 11 '09 at 14:43
jkpjkp
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