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Can CSS detect the number of children an element has?
...re going with a pure CSS solution.
W3 CSS3 Spec on pseudo-classes
EDIT I read your question a little differently - there are a couple other ways to style the parent, not the children. Let me throw a few other selectors your way:
:empty and :not
This styles elements that have no children. Not t...
PHP - how to best determine if the current invocation is from CLI or web server?
...
This question was already old when I answered it. Up-voting this answer would've probably been more useful than posting another answer that is a duplicate except without the explanation.
– krowe2
Feb 15 '17...
Proper usage of Optional.ifPresent()
...y going to use the Optional class, the most simple code is what you have already written ...
if (user.isPresent())
{
doSomethingWithUser(user.get());
}
This code has the advantages of being
readable
easy to debug (breakpoint)
not tricky
Just because Oracle has added the Optional class ...
Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
... @WUJ This answer IMHO provides additional insight and perspective. After reading all the answers I found this answer to provide just as much validity as the other answers provided. Also it raises the awareness that developers are not the only implementors of some software products.
...
How to get a specific version of a file in Mercurial?
...t of commands. It's a rather large and somewhat daunting list, but if you read through it, you'll find this line:
revert restore individual files or directories to an earlier state
Now, if you just want the last state for comparison purposes, there is another command you may be interested ...
How can I tell PyCharm what type a parameter is expected to be?
... run-time type-checking. This is both more convenient to use and easier to read than doing the same by assertions and can be used selectively just the same. typecheck-decorator is one such package and has a summary of the others in its documentation. (Flexible, too: you can even do type-checked duck...
SLF4J: Failed to load class “org.slf4j.impl.StaticLoggerBinder”
...imple-1.6.1.jar to my application along with slf4j-api-1.6.1.jar which I already had.
This solved my issue. Hope it helps others who have this issue.
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How to get current foreground activity context in android?
...nCreate or init or other method that runs when instance is becoming active/ready), put getApplication().registerActivityLifecycleCallbacks(this); as the last line.
– ToolmakerSteve
Oct 8 '15 at 1:40
...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
...n occurs when the app is trying to notify the user from
the background thread (AsyncTask) by opening a Dialog.
If you are trying to modify the UI from background thread (usually
from onPostExecute() of AsyncTask) and if the activity enters
finishing stage i.e.) explicitly calling finish(...
Explain the encapsulated anonymous function syntax
...rrides the previous declaration. At runtime, the function declaration is already available and in this case, the one that is available is the one that alerts "false". For more info, read you don't know JS
– Saurabh Misra
Mar 7 '18 at 10:29
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