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Binding a WPF ComboBox to a custom list
... _phonebookEntries = new CollectionView(list);
}
private readonly CollectionView _phonebookEntries;
private string _phonebookEntry;
public CollectionView PhonebookEntries
{
get { return _phonebookEntries; }
}
public string Phone...
What is the difference between a var and val definition in Scala?
...("f did something to x")
This becomes particularly important with multithreaded systems. In a multithreaded system, the following can happen:
x = new B(1)
f(x)
if (x.value.value == 1) {
print(x.value.value) // Can be different than 1!
}
If you use val exclusively, and only use immutable data ...
Python base64 data decode
...ython code to decode base64 strings:
print open("FILE-WITH-STRING", "rb").read().decode("base64")
So you can run it in a bash script like this:
python -c 'print open("FILE-WITH-STRING", "rb").read().decode("base64")' > outputfile
file -i outputfile
twneale has also pointed out an even simpl...
How to replace all occurrences of a string?
...roof, of course, but it should be enough to get you started. I'd recommend reading some more on these pages. This'll prove useful in perfecting this expression to meet your specific needs.
http://www.javascriptkit.com/jsref/regexp.shtml
http://www.regular-expressions.info
Final addition:
Given...
What is 'Currying'?
...a -- note those multiple arrows? "Map a to function mapping a to a" is one reading;-). You could use a (single) tuple argument for div &c, but that would be really anti-idiomatic in Haskell.
– Alex Martelli
Aug 31 '09 at 15:20
...
get list from pandas dataframe column
...
Assuming the name of the dataframe after reading the excel sheet is df, take an empty list (e.g. dataList), iterate through the dataframe row by row and append to your empty list like-
dataList = [] #empty list
for index, row in df.iterrows():
mylist = [row.cl...
Best way to implement request throttling in ASP.NET MVC?
...
For those of you who care and have read this far down in the comment stream...we ended up writting our own redirects that clear out the throttle cache key before redirecting. This way all redirects pass through the code to remove the key and none of them trigg...
Logger slf4j advantages of formatting with {} instead of string concatenation
... the main reason is to reduce the overhead for string concatenation.I just read the logger's documentation, you could find following words:
/**
* <p>This form avoids superfluous string concatenation when the logger
* is disabled for the DEBUG level. However, this variant incurs the hidden
* (...
What is the difference between currying and partial application?
...5) is just a syntactic shortcut mean? (I know very little.) Doesn't f2 already contain/"know about" 7?
– Zach Mierzejewski
Aug 22 '18 at 14:44
...
Xcode changes unmodified storyboard and XIB files
... attribute in the document tag (systemVersion). So not a big deal.
I have read articles where people say SBs were outlawed on their teams because of merging issues. Total madness. They are so amazing, especially now that they have intelligent autolayout built in, you are really missing out if you a...