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Case objects vs Enumerations in Scala
... =>
case UnknownCurrency(code) =>
}
As @chaotic3quilibrium pointed out (with some corrections to ease reading):
Regarding "UnknownCurrency(code)" pattern, there are other ways to handle not finding a currency code string than "breaking" the closed set nature of the Curren...
How to prevent caching of my Javascript file? [duplicate]
...
Add a random query string to the src
You could either do this manually by incrementing the querystring each time you make a change:
<script src="test.js?version=1"></script>
Or if you are using a server side language, you ...
Inject service in app.config
...rying to do, so +1. But you are encountering this issue because you're not quite using resolves how they're designed.
resolve takes either the string of a service or a function returning a value to be injected. Since you're doing the latter, you need to pass in an actual function:
resolve: {
dat...
Automating “enter” keypresses for bash script generating ssh keys
... {edited} Also - you can't run the script more than once - it changes the questions to confirm you want to overwrite the existing _rsa keyfile (so a y or n needs to be supplied)
– Rudu
Sep 8 '10 at 13:23
...
Web-scraping JavaScript page with Python
...vascript: Yay! Supports javascript
Scraping without JS support:
import requests
from bs4 import BeautifulSoup
response = requests.get(my_url)
soup = BeautifulSoup(response.text)
soup.find(id="intro-text")
# Result:
<p id="intro-text">No javascript support</p>
Scraping with JS support...
What's so bad about Template Haskell?
...mposed. Did you know that you can write forM_ [''Foo, ''Bar] generateLens? Q is just a monad, so you can use all of the usual functions on it. Some people don't know this, and because of that, they create multiple overloaded versions of essentially the same functions with the same functionality, and...
The term “Context” in programming? [closed]
I have been programming for some months now and a frequently used word is "context" in classes. Like ServletContext (Java), Activity (Android), Service (Java, Android), NSManagedContext (Objective-C, iOS).
...
Text Editor which shows \r\n? [closed]
...aracters and replacing them with line breaks, see details at superuser.com/q/34451/169199
– Kai Noack
Jan 12 '15 at 15:37
...
How to save a git commit message from windows cmd?
...
You are inside vim. To save changes and quit, type:
<esc> :wq <enter>
That means:
Press Escape. This should make sure you are in command mode
type in :wq
Press Return
An alternative that stdcall in the comments mentions is:
Press Escape
Press ...
github locks up mac terminal when using pull command
... go back to command mode.
Then type :w followed by enter to save.
Finally :q followed by enter to quit.
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