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Why should I use var instead of a type? [duplicate]
...a reason to use var. If you are do not know what type of is being returned from some function, that function needs to be refactored as it is clearly too difficult to understand. Any time that is saved by a developer on anything has to be picked up by another developer( usually a junior ) in the futu...
Any reason to write the “private” keyword in C#?
...ng the question. But, some people write VB, some C++, some even F# (coming from other functional languages such as Haskell perhaps?), better than they do on C#. So, for them (and for us if we forget about it after 2 years of no c#ing) it's better if accessors are explicit. Don't undervalue the impac...
Android Fragments: When to use hide/show or add/remove/replace?
...ill be in the running state of its lifecycle, but its UI has been detached from the window so it's no longer visible. So you could technically still interact with the fragment and reattach its UI later you need to. If you replace the fragment, the you are actually pulling it out of the container a...
Mapping over values in a python dictionary
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coming from an FP language, Python would seem incredibly awkward.
– juanchito
May 9 '18 at 20:07
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DateTime.ToString(“MM/dd/yyyy HH:mm:ss.fff”) resulted in something like “09/14/2013 07.20.31.371”
... Just one small consideration. When loading a CultureInfo object from a specific code I always suggest to set the useUserOverride parameter to false, otherwise some user settings can override the culture settings. For example in your case I suggest to use new CultureInfo("ar-SA", false).
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Print all day-dates between two dates [duplicate]
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I came up with this:
from datetime import date, timedelta
sdate = date(2008, 8, 15) # start date
edate = date(2008, 9, 15) # end date
delta = edate - sdate # as timedelta
for i in range(delta.days + 1):
day = sdate + timedelta(da...
How do the post increment (i++) and pre increment (++i) operators work in Java?
... in the addition and then increment it to 6 (current value 6). Increment a from current value 6 to 7 to get other operand of +. Sum is 12 and current value of a is 7. Next increment a from 7 to 8 (current value = 8) and add it to previous sum 12 to get 20.
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Efficient list of unique strings C#
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orderList.Add(item);
When removing items, make sure to remove them from both. Thus, as long as you can be sure that nothing else added items to the list, you'll have an insertion-ordered unique set!
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Get Month name from month number
I used the following c# syntax to get month name from month no but i get August i want only Aug ..
8 Answers
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How to check if a file exists from inside a batch file [duplicate]
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Try something like the following example, quoted from the output of IF /? on Windows XP:
IF EXIST filename. (
del filename.
) ELSE (
echo filename. missing.
)
You can also check for a missing file with IF NOT EXIST.
The IF command is quite powerful. The output ...