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What is WCF RIA services?
...light) objects that take care of the communication with the server for you and provide client-side validation.
The main object inside a RIA service is a DomainService, usually a LinqToEntitiesDomainService that is connected to a LinqToEntities model.
The key thing to remember in RIA services is th...
How to display hidden characters by default (ZERO WIDTH SPACE ie. ​)
...... joker - zero width space. I just used some snippets from google groups and didn't recognize that there are doubled characters, because Idea (11) didn't show them, which was causing problems with parsing config file of my app... I discovered it accidentally in vi.
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Multiple commands on a single line in a Windows batch file
In Unix, we can put multiple commands in a single line like this:
1 Answer
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MySQL Select Query - Get only first 10 characters of a value
...k at either Left or Substring if you need to chop it up even more.
Google and the MySQL docs are a good place to start - you'll usually not get such a warm response if you've not even tried to help yourself before asking a question.
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How do I use the new computeIfAbsent function?
...t without a helper method (but you won’t see the debugging output then). And even simpler, as it is a simple delegation to an existing method you could write: whoLetDogsOut.computeIfAbsent("snoop", String::isEmpty); This delegation does not need any parameters to be written.
To be closer to the e...
How do I tell Matplotlib to create a second (new) plot, then later plot on the old one?
I want to plot data, then create a new figure and plot data2, and finally come back to the original plot and plot data3, kinda like this:
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Creating a new column based on if-elif-else condition
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Thank you, I am beginning with pandas and this was very helpful +1
– nutship
Feb 12 '14 at 8:18
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Making HTTP Requests using Chrome Developer tools
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Since the Fetch API is supported by Chrome (and most other browsers), it is now quite easy to make HTTP requests from the devtools console.
To GET a JSON file for instance:
fetch('https://jsonplaceholder.typicode.com/posts/1')
.then(res => res.json())
.t...
When does Java's Thread.sleep throw InterruptedException?
...o do not want to do nothing. When a
blocking method detects interruption and throws InterruptedException,
it clears the interrupted status. If you catch InterruptedException
but cannot rethrow it, you should preserve evidence that the
interruption occurred so that code higher up on the call ...
How do I get the current Date/time in DD/MM/YYYY HH:MM format?
How can I get the current date and time in DD/MM/YYYY HH:MM format and also increment the month?
4 Answers
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