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Comment out text in R Markdown (Rmd file)
...
Extra yaml blocks can be used anywhere inside the document, and commented out with #
---
title: "Untitled"
output: html_document
---
No comment.
---
# here's a comment
# ```{r}
# x = pi
# ```
---
Note however that this does not pr...
Why extend the Android Application class?
... we consider an apk file in our mobile, it is comprised of
multiple useful blocks such as, Activitys, Services and
others.
These components do not communicate with each other regularly and
not forget they have their own life cycle. which indicate that
they may be active at one time and inactive the ...
How do I configure Maven for offline development?
...rtifacts so that you don’t have to download them over and over again.
It blocks unwanted (and sometimes security-sensitive) external requests for internal artifacts and controls how and where artifacts are deployed, and by whom.
After setting up Artifactory you just need to change Maven's setting...
Receiving login prompt using integrated windows authentication
...0xc000006d, then you're actually running into to a security "feature" that blocks requests to FQDN or custom host headers that don't match your local machine name:
Follow this support article to fix the issue:
https://webconnection.west-wind.com/docs/_4gi0ql5jb.htm (original, now defunct: http://s...
Emulate a do-while loop in Python?
...rrect answer, I'de argue. Plus it avoids break, for safe use in try/except blocks.
– Zv_oDD
Feb 26 '16 at 19:41
does t...
windows batch SET inside IF not working
...
var2 is set, but the expansion in the line echo %var2% occurs before the block is executed.
At this time var2 is empty.
Therefore the delayedExpansion syntax exists, it uses ! instead of % and it is evaluated at execution time, not parse time.
Please note that in order to use !, the additional...
Bootstrap 3 Slide in Menu / Navbar on Mobile [closed]
.../
#slide-nav .navbar-toggle > .icon-bar {
width: 100%;
display: block;
height: 3px;
margin: 5px 0 0 0;
}
#slide-nav .navbar-toggle.slide-active .icon-bar {
background: orange
}
.navbar-header {
position: relative
}
/* un fix the navbar when active so that all the menu item...
@Nullable annotation usage
...Since you are on Java8 or later there is a bit cleaner approach than an if block.
public String foo(@Nullable String mayBeNothing) {
return Optional.ofNullable(mayBeNothing).orElse("Really Nothing");
}
You can also throw some exception in there by swapping .orElse to
orElseThrow(() -> new ...
Symbolic links and synced folders in Vagrant
...le symlinks the following line needs to be added to the vm provider config block in the Vagrantfile:
config.vm.provider "virtualbox" do |v|
v.customize ["setextradata", :id, "VBoxInternal2/SharedFoldersEnableSymlinksCreate/v-root", "1"]
end
Additionally, on windows vagrant up needs to be exec...
How do I convert Word files to PDF programmatically? [closed]
...tting app.Visible = false; and adding a call to app.Quit(); in the finally block.
– Dan Korn
May 5 at 20:29
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