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Return all enumerables with yield return at once; without looping through
...
You could set up all the error sources like this (method names borrowed from Jon Skeet's answer).
private static IEnumerable<IEnumerable<ErrorInfo>> GetErrorSources(Card card)
{
yield return GetMoreErrors(card);
yield return GetOtherErrors();
yield return GetValidationErr...
Java FileOutputStream Create File if not exists
...
FileUtils from apache commons is a pretty good way to achieve this in a single line.
FileOutputStream s = FileUtils.openOutputStream(new File("/home/nikhil/somedir/file.txt"))
This will create parent folders if do not exist and crea...
What are some examples of commonly used practices for naming git branches? [closed]
.... But slashes let you do some branch renaming when pushing or fetching to/from a remote.
$ git push origin 'refs/heads/feature/*:refs/heads/phord/feat/*'
$ git push origin 'refs/heads/bug/*:refs/heads/review/bugfix/*'
For me, slashes also work better for tab expansion (command completion) in my ...
How can I change the default Django date template format?
...ate is provideded as a datetime object. What if it is just a string passed from the view?
– Mohammed Shareef C
Dec 13 '16 at 5:33
3
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What's a concise way to check that environment variables are set in a Unix shell script?
...ter.
BUT...
It does work, just about everywhere.
Just try and stay away from csh. It was good for the bells and whistles it added, compared the Bourne shell, but it is really creaking now. If you don't believe me, just try and separate out STDERR in csh! (-:
There are two possibilities here. The...
Should I use PATCH or PUT in my REST API?
...nt them internally is of no concern to the API. You should be free to move from a ActivationService to a CQRS based activation flow, without having to change your API.
– berkes
Nov 13 '18 at 16:30
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Table row and column number in jQuery
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions t...
Can a div have multiple classes (Twitter Bootstrap) [duplicate]
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Yes, div can take as many classes as you need. Use space to separate one from another.
<div class="active dropdown-toggle custom-class">Example of multiple classses</div>
share
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im...
how to show alternate image if source image is not found? (onerror working in IE but not in mozilla)
...self generates an error.
EDIT
To avoid endless loop, remove the onerror from it at once.
<img src="imagenotfound.gif" alt="Image not found" onerror="this.onerror=null;this.src='imagefound.gif';" />
By calling this.onerror=null it will remove the onerror then try to get the alternate imag...
How to define hash tables in Bash?
... Upvote for the hashmap["key"]="value" syntax which I, too, found missing from the otherwise fantastic accepted answer.
– thomanski
Oct 25 '16 at 15:20
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