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Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...rs and separated fields. I start my output string with "\ufeff" as a byte order mark (BOM), then using "\t" tabs in place of commas for field separation, and encoding the file with "utf-16LE". Works like a charm, thanks to this page!
– Geek Stocks
Sep 12 '13 ...
How to determine if one array contains all elements of another array
...is won't work if the intersection set has the same elements in a different order. I found this out the hard way while trying to answer this question: stackoverflow.com/questions/12062970/… later realized many smart folks had done it here already!
– CubaLibre
...
Error in Swift class: Property not initialized at super.init call
...erclass initializer.
Now, the two phase initialization never talks about order, but this safety check, introduces super.init to be ordered, after the initialization of all the properties.
Safety check 1 might seem irrelevant as,
Two-phase initialization prevents property values from being access...
Is there an equivalent of 'which' on the Windows command line?
...ame.
set fullspec=
call :find_it %1
:: Then try all adorned filenames in order.
set mypathext=!pathext!
:loop1
:: Stop if found or out of extensions.
if "x!mypathext!"=="x" goto :loop1end
:: Get the next extension and try it.
for /f "delims=;" %%j in ("!mypathext!") do set myex...
How do I add a foreign key to an existing SQLite table?
... full procedure above is appropriate for dropping a column,
changing the order of columns, adding or removing a UNIQUE constraint
or PRIMARY KEY, adding CHECK or FOREIGN KEY or NOT NULL constraints,
or changing the datatype for a column, for example.
...
How can I add new keys to a dictionary?
...nary, but I personally prefer not to explicitly create a new dictionary in order to update another one.
– bgusach
Feb 13 '19 at 8:38
...
Calculate difference in keys contained in two Python dictionaries
...t[4]['b'][2]": {'newvalue': 2, 'oldvalue': 3}}}
List difference ignoring order or duplicates: (with the same dictionaries as above)
>>> t1 = {1:1, 2:2, 3:3, 4:{"a":"hello", "b":[1, 2, 3]}}
>>> t2 = {1:1, 2:2, 3:3, 4:{"a":"hello", "b":[1, 3, 2, 3]}}
>>> ddiff = DeepDiff(...
Why is Cache-Control attribute sent in request header (client to server)?
...
A client can send a Cache-Control header in a request in order to request specific caching behavior, such as revalidation, from the origin server and any intermediate proxy servers along the request path.
s...
How to Correctly Use Lists in R?
...
Regarding your questions, let me address them in order and give some examples:
1) A list is returned if and when the return statement adds one. Consider
R> retList <- function() return(list(1,2,3,4)); class(retList())
[1] "list"
R> notList <- function() re...
Why do we need RESTful Web Services?
...ameters in URIs. And large amounts of data, like that in detailed purchase orders, can quickly become cumbersome or even out of bounds within a URI. In these cases, SOAP is indeed a solid solution. But it's important to try REST first and resort to SOAP only when necessary. This helps keep applicati...