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Ruby on Rails: How do I add placeholder text to a f.text_field?
...to my f.text_field fields so that the text comes pre-written by default, and when a user click inside the fields, the text goes away - allowing the user to type in the new text?
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If I revoke an existing distribution certificate, will it mess up anything with existing apps?
...ing to get the guy who has the key to sign the app, they finally came back and said, "Just get it done!". So I am wondering how to proceed. If I go into the provisioning portal, and revoke the dist certificate, and then re-assign one, will I then be able to sign the app and upload it without problem...
What is the difference between Fragment and FragmentActivity?
... inheritance differences, what are the main differences between Fragment and FragmentActivity ? To what scenarios are each class best suited? I'm trying to get an understanding of why both of these classes exist...
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Uninstall old versions of Ruby gems
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For removing older versions of all installed gems, following 2 commands are useful:
gem cleanup --dryrun
Above command will preview what gems are going to be removed.
gem cleanup
Above command will actually remove them.
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Jsoup SocketTimeoutException: Read timed out
...:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
and only setting .userAgent(Opera) worked for me.
So I used Connection userAgent(String userAgent) method of Connection class to set Jsoup user agent.
Something like:
Jsoup.connect("link").userAgent("Opera").get();
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How do I pass multiple parameters in Objective-C?
...ral of the post about Objective-C method syntax but I guess I don't understand multiple names for a method.
6 Answers
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Filtering fiddler to only capture requests for a certain domain
...s easy to do.
On the filters tab, click "show only if the filter contains, and then key in your domain.
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File path to resource in our war/WEB-INF folder?
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There's a couple ways of doing this. As long as the WAR file is expanded (a set of files instead of one .war file), you can use this API:
ServletContext context = getContext();
String fullPath = context.getRealPath("/WEB-INF/test/foo.txt");
http://tomcat.apache.org/tomcat-5.5-doc/servleta...
How to convert 1 to true or 0 to false upon model fetch
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All you need is convert string to int with + and convert the result to boolean with !!:
var response = {"isChecked":"1"};
response.isChecked = !!+response.isChecked
You can do this manipulation in the parse method:
parse: function (response) {
response.isChecked =...
Code coverage with Mocha
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You need an additional library for code coverage, and you are going to be blown away by how powerful and easy istanbul is. Try the following, after you get your mocha tests to pass:
npm install nyc
Now, simply place the command nyc in front of your existing test command, ...