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Rails formatting date
I am posting a date to an API and the required format is as follows:
4 Answers
4
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Finding what branch a Git commit came from
...def if no digits found
* 93dd5ff Merge pull request #4 from KES777/clean_api
|\
| * 39d82d1 Fix tc0118faests for debugging debugger internals
| * ed67179 Move &push_frame out of core
| * 2fd84b5 Do not lose info about call point
| * 3ab09a2 Improve debugger output: Show info about emitted even...
Creating a custom JButton in Java
...mplement AbstractButton and conform to the guidelines set out by the Swing API. A good starting point is to look at the javax.swing.LookAndFeel and javax.swing.UIManager classes.
http://docs.oracle.com/javase/8/docs/api/javax/swing/LookAndFeel.html
http://docs.oracle.com/javase/8/docs/api/javax/sw...
Why do you not use C for your web apps?
...b which is especially frustrating is to desperately search for the 'magic' API call that will do what you want to do.
Think about how to do 'pretty thousands' in:
C#
String.Format("{0:n}"...
Java
new DecimalFormat("0.00"); ...
PHP
number_format($amount, 2); ...
ANSI C
sprintf("%'.2f", am...
Print number of keys in Redis
...s_mode:standalone
os:Linux 5.4.0-1017-aws x86_64
arch_bits:64
multiplexing_api:epoll
atomicvar_api:atomic-builtin
gcc_version:9.3.0
process_id:2854672
run_id:90a5246f10e0aeb6b02cc2765b485d841ffc924e
tcp_port:6379
uptime_in_seconds:2593097
uptime_in_days:30
hz:10
configured_hz:10
lru_clock:4030200
ex...
Graph visualization library in JavaScript
...orkx example in IPython here, human interaction example here, and JS Embed API.
sigma.js Lightweight but powerful library for drawing graphs
jsPlumb jQuery plug-in for creating interactive connected graphs
Springy - a force-directed graph layout algorithm
Processing.js Javascript port of the Process...
What exactly is a Context in Java? [duplicate]
...ate of other classes, state of the current environment, etcetera.
In some API's you see this name back in an interface/class, e.g. Servlet's ServletContext, JSF's FacesContext, Spring's ApplicationContext, Android's Context, JNDI's InitialContext, etc. They all often follow the Facade Pattern which...
When to use window.opener / window.parent / window.top
...be found here:
window.opener
https://developer.mozilla.org/en-US/docs/Web/API/Window.opener
I've used window.opener mostly when opening a new window that acted as a dialog which required user input, and needed to pass information back to the main window. However this is restricted by origin polic...
When use getOne and findOne methods Spring Data JPA
...
TL;DR
T findOne(ID id) (name in the old API) / Optional<T> findById(ID id) (name in the new API) relies on EntityManager.find() that performs an entity eager loading.
T getOne(ID id) relies on EntityManager.getReference() that performs an entity lazy loading...
How to find an available port?
... case: In my case I needed to find a free port number to hand it into some API (say an embedded Jetty starter, for tests) - the respective API wants a socket number - not an already opened server socket. So it depends.
– vorburger
Sep 14 '12 at 11:44
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