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How to create a self-signed certificate for a domain name for development?
I have subdomain.example.com that I use for development purposes. My web application solution contains a web API etc, that I need to call from external systems, hence I am not using localhost.
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Difference between Eclipse Europa, Helios, Galileo
...e between versions of Eclipse (Europa, Helios, Galileo)? Which is the best for desktop application?
7 Answers
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How to check certificate name and alias in keystore files?
...nd alias name):
keytool -v -list -keystore .keystore
If you are looking for a specific alias, you can also specify it in the command:
keytool -list -keystore .keystore -alias foo
If the alias is not found, it will display an exception:
keytool error: java.lang.Exception: Alias does not ex...
Do DOM tree elements with ids become global variables?
Working on an idea for a simple HTMLElement wrapper I stumbled upon the following for Internet Explorer and Chrome :
5 An...
How to get client's IP address using JavaScript?
...). Below are all the free active IP lookup services I could find and the information they return. If you know of any more, then please add a comment and I'll update this answer.
Cloudflare
Try it: https://www.cloudflare.com/cdn-cgi/trace
// If your site is on Cloudflare, then you can use '/cdn-cgi/...
Vim clear last search highlighting
... occurrences highlighted. How can I disable that? I now do another search for something gibberish that can't be found.
31 ...
Execute JavaScript code stored as a string
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Be carefull ! This gonna execute the code therefore be careful of where/how you got this string. Mind that anyone may try to insert malicious code inside your string.
– Jon
Aug 8 '18 at 9:27
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How to create a .NET DateTime from ISO 8601 format
I've found how to turn a DateTime into an ISO 8601 format, but nothing on how to do the reverse in C#.
7 Answers
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
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How can I merge two Python dictionaries in a single expression?
For dictionaries x and y, z becomes a shallowly merged dictionary with values from y replacing those from x.
In Python 3.5 or greater:
z = {**x, **y}
In Python 2, (or 3.4 or lower) write a function:
def merge_two_dicts(x, ...
How to save an activity state using save instance state?
I've been working on the Android SDK platform, and it is a little unclear how to save an application's state. So given this minor re-tooling of the 'Hello, Android' example:
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