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Why would one declare a Java interface method as abstract?
... an interface based on an existing class. The dialog box offered to create all the new methods of the new interface as "abstract" methods.
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ModelState.AddModelError - How can I add an error that isn't for a property?
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I eventually stumbled upon an example of the usage I was looking for - to assign an error to the Model in general, rather than one of it's properties, as usual you call:
ModelState.AddModelError(string key, string errorMessage);
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Getting error while sending email through Gmail SMTP - “Please log in via your web browser and then
...gs/security/lesssecureapps) and enable "Access for less secure apps", this allows you to use the google smtp for clients other than the official ones.
Update
Google has been so kind as to list all the potential problems and fixes for us. Although I recommend trying the less secure apps setting. Be...
Spring Boot not serving static content
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Not to raise the dead after more than a year, but all the previous answers miss some crucial points:
@EnableWebMvc on your class will disable org.springframework.boot.autoconfigure.web.WebMvcAutoConfiguration. That's fine if you want complete control but otherwise, it's a ...
How to check permissions of a specific directory?
...ference symbolic links
You might be interested in manpages. That's where all people in here get their nice answers from.
refer to online man pages
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Capturing TAB key in text box [closed]
...ng to the next item in the tab order, from occurring.
In Firefox you can call the preventDefault() method on the event object passed to your event handler. In IE, you have to return false from the event handle. The JQuery library provides a preventDefault method on its event object that works in IE...
How Do I Convert an Integer to a String in Excel VBA?
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CStr(45) is all you need (the Convert String function)
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Vim multiline editing like in sublimetext?
...d asd" asd asd;
asd "asd asd" asd asd;
asd "asd asd" asd asd;
:norm[al] allows you to execute normal mode commands on a range of lines (the '<,'> part is added automatically by Vim and means "act on the selected area")
^ puts the cursor on the first char of the line
w moves to the next word...
How long does it take for GitHub page to show changes after changing index.html
...rop-down list.
This helps to know if your latest git push was deployed at all.
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Add number of days to a date
... about taking their date calculations seriously - its easy to forgot about all of the exceptions.
– JJ Rohrer
Jul 24 '14 at 18:28
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