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Get all child views inside LinearLayout at once
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Use getChildCount() and getChildAt(int index).
Example:
LinearLayout ll = …
final int childCount = ll.getChildCount();
for (int i = 0; i < childCount; i++) {
View v = ll.getChildAt(i);
// Do something with v.
// …
}
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What is the use of join() in Python threading?
...t clumsy ascii-art to demonstrate the mechanism:
The join() is presumably called by the main-thread. It could also be called by another thread, but would needlessly complicate the diagram.
join-calling should be placed in the track of the main-thread, but to express thread-relation and keep it as s...
What's the canonical way to check for type in Python?
...ation.
One more note: in this case, if you're using Python 2, you may actually want to use:
if isinstance(o, basestring):
because this will also catch Unicode strings (unicode is not a subclass of str; both str and unicode are subclasses of basestring). Note that basestring no longer exists in P...
Update MongoDB field using value of another field
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The best way to do this is in version 4.2+ which allows using of aggregation pipeline in the update document and the updateOne, updateMany or update collection method. Note that the latter has been deprecated in most if not all languages drivers.
MongoDB 4.2+
Version 4.2 ...
How do I check if the Java JDK is installed on Mac?
How do you check if Java SDK is installed on a Mac?
8 Answers
8
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Hidden Features of ASP.NET [closed]
...TP Status Code of 404. Should a search engine wander along and attempt to index your site while you're in this offline mode, you might not appreciate the results. But it works great for my private corporate web app!
– Larry Silverman
Jul 6 '11 at 19:33
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Is it possible to cherry-pick a commit from another git repository?
...y Did you hand edit your patch? It does not apply to blobs recorded in its index. Cannot fall back to three-way merge. Patch failed at 0001 Added GUI parts. The copy of the patch that failed is found in: <some_other_repo>/.git/rebase-apply/patch When you have resolved this problem, run "git...
How to configure robots.txt to allow everything?
... on your site to let the Bots know that these pages are not supposed to be indexed.
<META NAME="ROBOTS" CONTENT="NOINDEX">
In order for this to be applied to your entire site, You will have to add this meta tag for all of your pages. And this tag should strictly be placed under your HEAD ta...
Python Nose Import Error
...stem path. The following fixed this:
source myvirtualenv/activate
pip install nose
which nosetests
/home/me/myvirtualenv/bin/nosetests
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How to flush output of print function?
...e)
On Python 2 you'll have to do
import sys
sys.stdout.flush()
after calling print. By default, print prints to sys.stdout (see the documentation for more about file objects).
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