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Emacs mode for Stack Overflow's markdown
...s/, and then export to markdown.
From emacs you can convert to markdown by selecting the region, hitting C-u M-S-\ and typing pandoc -r org -t markdown, getting output like this:
In other words, you can keep writing in org-mode, including writing italics *like this*, and then export to markdown.
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How do I join two lines in vi?
...
If you want to join the selected lines (you are in visual mode), then just press gJ to join your lines with no spaces whatsoever.
This is described in greater detail on the vi/Vim Stack Exchange site.
...
Find location of a removable SD card
...d an application that used a ListPreference where the user was required to select the location of where they wanted to save something.
In that app, I scanned /proc/mounts and /system/etc/vold.fstab for sdcard mount points. I stored the mount points from each file into two separate ArrayLists.
The...
What is a lambda (function)?
...tual SQL to execute using expression trees.
The statement above becomes:
select ... from [tablename]
where [FieldName] > 15 --this line was 'read' from the lambda function
This is different from normal methods or anonymous delegates (which are just compiler magic really) because they ca...
How does BLAS get such extreme performance?
... can have different settings). It tries different configurations and then selects the best for the particular target system.
(Tip: That is why if you are using ATLAS you are better off building and tuning the library by hand for your particular machine then using a prebuilt one.)
...
Can an angular directive pass arguments to functions in expressions specified in the directive's att
...ve.html'
};
})
In directive template use it in following way:
<select ng-change="myFunction(selectedAmount)">
And then when you use the directive, pass the function like this:
<data-my-directive
data-my-function="setSelectedAmount">
</data-my-directive>
You pass t...
How to enable or disable an anchor using jQuery?
...
Selected Answer is not good.
Use pointer-events CSS style. (As Rashad Annara suggested)
See MDN https://developer.mozilla.org/en-US/docs/Web/CSS/pointer-events.
Its supported in most browsers.
Simple adding "disabled" attr...
How to find reason of failed Build without any error or warning
...
Build + Intellisense swallowed the error messages.
Selecting Build Only displayed them.
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Initialization of an ArrayList in one line
...matically do for you.
For example in IntelliJ IDEA you press Alt+Enter and select Static import method....
However, i don't recommend shortening the List.of method to of, because that becomes confusing.
List.of is already short enough and reads well.
Using Streams
Why does it have to be a List?
Wi...
How do I replace NA values with zeros in an R dataframe?
... mutate(myCol1 = if_else(is.na(myCol1), 0, myCol1))
Note: This works per selected column, if we need to do this for all column, see @reidjax's answer using mutate_each.
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