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XMLHttpRequest status 0 (responseText is empty)
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status is 0 when your html file containing the script is opened in the browser via the file scheme. Make sure to place the files in your server (apache or tomcat whatever) and then open it via http protocol in the browser. (i.e. http://localhost/myfile.html) Thi...
Test for existence of nested JavaScript object key
...f you don't want a TypeError because if one of the members is null or undefined, and you try to access a member, an exception will be thrown.
You can either simply catch the exception, or make a function to test the existence of multiple levels, something like this:
function checkNested(obj /*, le...
NodeJS - What does “socket hang up” actually mean?
I'm building a web scraper with Node and Cheerio, and for a certain website I'm getting the following error (it only happens on this one website, no others that I try to scrape.
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How to validate GUID is a GUID
How to determine if a string contains a GUID vs just a string of numbers.
9 Answers
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How do I turn off Oracle password expiration?
I'm using Oracle for development. The password for a bootstrap account that I always use to rebuild my database has expired.
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How to install a gem or update RubyGems if it fails with a permissions error
I'm trying to install a gem using gem install mygem or update RubyGems using gem update --system , and it fails with this error:
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Set up Heroku and GoDaddy? [closed]
I am trying to get a domain name I bought through GoDaddy to work with my Heroku hosted site.
4 Answers
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Can I mask an input text in a bat file?
I am writing a batch file to execute some other programs. In this case I need to prompt for a password. Do I have any way to mask the input text? I don't need to print ******* characters instead of input characters. Linux's Password prompt behavior (Print nothing while typing) is enough.
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What is the difference between a field and a property?
In C#, what makes a field different from a property, and when should a field be used instead of a property?
32 Answers
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How do I keep Python print from adding newlines or spaces? [duplicate]
In python, if I say
15 Answers
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