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Limit a stream by a predicate
...essarily parallelize such an operation, as you have to look at elements in order.
The API doesn't provide an easy way to do it, but what's probably the simplest way is to take Stream.iterator(), wrap the Iterator to have a "take-while" implementation, and then go back to a Spliterator and then a St...
How to hide output of subprocess in Python 2.7
... use os.devnull if subprocess.DEVNULL is not available (<3.3), use check_call() instead of call() if you don't check its returned code, open files in binary mode for stdin/stdout/stderr, usage of os.system() should be discouraged, &> doesn't work for sh on Ubuntu an explicit >/dev/null ...
How to read the RGB value of a given pixel in Python?
...rint(image.shape)
Smoke testing the code
You might be uncertain about the order of width / height / channel. For this reason I've created this gradient:
The image has a width of 100px and a height of 26px. It has a color gradient going from #ffaa00 (yellow) to #ffffff (white). The output is:
[[255...
Multiple Indexes vs Multi-Column Indexes
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How can a web application send push notifications to iOS devices? [closed]
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To be more specific, in order for a web application to send push notifications to a mobile device, such as the iPhone, the mobile device must have registered to receive push notifications for a particular application. The registration for push noti...
Access is denied when attaching a database
...act you should take the database offline, then detach, then attach in that order like so:
USE [master]
GO
-- kick all users out of the db
ALTER DATABASE mydb
SET SINGLE_USER WITH ROLLBACK IMMEDIATE
GO
-- Take the Database Offline
ALTER DATABASE mydb SET OFFLINE WITH
ROLLBACK IMMEDIATE
GO
-- deta...
Remove underline from links in TextView - Android
...tView.setText(s);
This is based on the approach suggested by robUx4.
In order to make the links clickable you also need to call:
textView.setMovementMethod(LinkMovementMethod.getInstance());
share
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How to use range-based for() loop with std::map?
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Each element of the container is a map<K, V>::value_type, which is a typedef for std::pair<const K, V>. Consequently, in C++17 or higher, you can write
for (auto& [key, value]: myMap) {
std::cout << key << " has value " << value << std:...
Initializing a struct to 0
...denia. I disagree. I already know what foo = {0} means. If I saw foo = ZERO_FULL, I'd have to grep for the definition of ZERO_FULL.
– Andrew Bainbridge
Jul 24 '18 at 14:51
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how to make a whole row in a table clickable as a link?
... a class on each row, and decorate the table with a class name of clickable_row (CamelCase is against HTML standards and should be lower case (I had issues with cross browser a few times with this)) and then the jQuery is $('.clickable_row tr').click(function ... But really you should be using data-...