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WebClient vs. HttpWebRequest/HttpWebResponse
...aders, protocol, etc... In the response, you can also retrieve the cookies and headers
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Remove blank lines with grep
I tried grep -v '^$' in Linux and that didn't work. This file came from a Windows file system.
14 Answers
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Combining two Series into a DataFrame in pandas
I have two Series s1 and s2 with the same (non-consecutive) indices. How do I combine s1 and s2 to being two columns in a DataFrame and keep one of the indices as a third column?
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Colors in JavaScript console
...da55');
The same can be applied for adding multiple CSS to same command.
References
MDN: Styling console output
Chrome: Console API Reference
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Disable back button in android
How to disable back button in android while logging out the application?
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Identifying and removing null characters in UNIX
...nulls
If you are wondering if input redirection in the middle of the command arguments works, it does. Most shells will recognize and deal with I/O redirection (<, >, …) anywhere in the command line, actually.
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How to pass password automatically for rsync SSH command?
I need to do rsync by ssh and want to do it automatically without the need of passing password for ssh manually.
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How can I change or remove HTML5 form validation default error messages?
For example I have a textfield . The field is mandatory, only numbers are required and length of value must be 10. When I try to submit form with value which length is 5, the default error message appears: Please match the requested format
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How to disable an input type=text?
...nd that browsers are free to ignore the "disabled" or "readonly" attribute and this method shouldn't be relied on to reliably keep the data from being updated ... if the server-side code processing the form will still accept a value from that field and update it, anyone with enough savvy to create t...
JPA getSingleResult() or null
... doesn't exist or update it if it does. To enable this, I have to findByIdAndForeignKey , if it returned null insert if not then update. The problem is how do I check if it exists? So I tried getSingleResult . But it throws an exception if the
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