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Rank items in an array using Python/NumPy, without sorting array twice
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any recommendation on how to do this rowwise?
– Xaser
Nov 19 '17 at 14:09
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What is the “hasClass” function with plain JavaScript?
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just for completeness: rclass in recent versions is "/[\n\t\r]/g" (\r added)
– Felix Schwarz
Jan 16 '13 at 13:32
5...
PHP mkdir: Permission denied problem
...sure all files are owned by the Apache group and user. In Ubuntu it is the www-data group and user
chown -R www-data:www-data /path/to/webserver/www
Next enabled all members of the www-data group to read and write files
chmod -R g+rw /path/to/webserver/www
The php mkdir() function should now wor...
Using Kafka as a (CQRS) Eventstore. Good idea?
...a and some latest news about how to finally achieve this behavior: https://www.confluent.io/blog/exactly-once-semantics-are-possible-heres-how-apache-kafka-does-it/
Due to immutability, there is no way to manipulate event store when application evolves and events need to be transformed (there are of...
Difference between `constexpr` and `const`
...ntee that once initialized, the value of that object won't change, and the compiler can make use of this fact for optimizations. It also helps prevent the programmer from writing code that modifies objects that were not meant to be modified after initialization.
constexpr declares an object as fit ...
Differences between Java 8 Date Time API (java.time) and Joda-Time
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
What is Linux’s native GUI API?
...s, keyboards and pointer devices.
X Window defines a network protocol for communication, and any program that knows how to "speak" this protocol can use it. There is a C library called Xlib that makes it easier to use this protocol, so Xlib is kind of the native GUI API. Xlib is not the only way to...
Gradient borders
...color-stop(0.5, #66cc00)) 21 30 30 21 repeat repeat;
Prooflink -- http://www.webkit.org/blog/1424/css3-gradients/
Browser support: http://caniuse.com/#search=border-image
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Why can't the tag contain a tag inside it?
...r allowed containment relations is the HTML spec. See, for example, http://www.w3.org/TR/html4/sgml/dtd.html. It specifies which elements are block elements and which are inline. For those lists, search for the section marked "HTML content models".
For the P element, it specifies the following, whi...
使用 XML 和 Web 服务 · App Inventor 2 中文网
...ons. We can use this service use this together with the App Inventor Web component to retrieve the Fahrenheit temperature in San Francisco. We start by getting the complete weather for San Francisco, by doing an HTTP Get with the URL:
http://api.wunderground.com/api/YOUR KEY/conditions/q/CA/San...