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git merge: apply changes to code that moved to a different file
...mpting a pretty beefy git merge maneuver right now. One problem that I am coming across is that I made some changes to some code in my branch, but my colleague moved that code to a new file in his branch. So when I did git merge my_branch his_branch , git did not notice that the code in the new f...
mongodb count num of distinct values per field/key
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MongoDB has a distinct command which returns an array of distinct values for a field; you can check the length of the array for a count.
There is a shell db.collection.distinct() helper as well:
> db.countries.distinct('country');
[ "Spain", "...
How to show popup message like in Stack Overflow
...he bars that show at the top of the screen when you get a new badge, first come to the site, etc. For the hovering dialogs that you get when you try to comment too fast, vote for your own question, etc, check out this question where I show how to do this or just go straight to the example.
Here'...
throw checked Exceptions from mocks with Mockito
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extra: Mocktio will not complain if you doThrow an a method without any throwables, but you will also get this exception
– dwana
Sep 25 '15 at 7:36
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MIME type warning in chrome for png images
Just ran my site in chrome and suprisingly it comes up with this warning for each of my .png images:
6 Answers
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What is the purpose of setting a key in data.table?
...data.table to be reordered just to add/update column(s). For example,
## compare
setkey(X, a, b) # why physically reorder X to just add/update a column?
X[Y, col := i.val]
## to
X[Y, col := i.val, on=c("a", "b")]
In the second case, we did not have to reorder. It's not computing the order that...
How do you input commandline argument in IntelliJ IDEA?
When I input commandline arguments,
In Eclipse, using with run configuration. But I don't Know How do i input commandline arguments in IntelliJ IDEA.
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Search in all files in a project in Sublime Text 3
...ne <open folders>, <open files>, filters... or mix them with a comma.
– gmo
Mar 11 '15 at 16:05
2
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Get value from JToken that may not exist (best practices)
...eneric method Value() is for. You get exactly the behavior you want if you combine it with nullable value types and the ?? operator:
width = jToken.Value<double?>("width") ?? 100;
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im...
Move layouts up when soft keyboard is shown?
...a RelativeView with the align bottom attribute set, when the soft keyboard comes up the elements are hidden by the soft keyboard.
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