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How to write a simple Html.DropDownListFor()?
... No different to needing to refactor the static enum based solutions. At least it wasn't a code change every time the business wanted to add a colour to the list. If more people thought about actually using a database the world would be a better place.
– m12lrpv
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Detecting endianness programmatically in a C++ program
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@Shillard int must be at least that large, but there is no requirement in the standard for char being restricted to less! If you have a look at TI F280x family, you will discover that CHAR_BIT is 16 and sizeof(int) == sizeof(char) while the limits yo...
Why do you have to call .items() when iterating over a dictionary in Python?
...in were to yield key/value tuples in a for loop, then, by the principle of least astonishment, in would also have to take such a tuple as its left-hand operand in the containment check.
How useful would that be? Pretty useless indeed, basically making if (key, value) in C a synonym for if C.get(ke...
Rename a git submodule
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@checksum But 1.8.5 has a stable release, for at least some... hours ;) github.com/git/git/releases/tag/v1.8.5
– VonC
Nov 29 '13 at 6:16
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BigDecimal equals() versus compareTo()
...cimal is one such thing. Therefore one should always check the JavaDoc. At least once your find out something strange is going on.
– Joachim Sauer
Jul 22 '11 at 8:05
7
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How to pre-populate the sms body text via an html link
...es not, which seemed weird. My findings: If you dial a number you have at least sent one SMS before, the link works fine with "body". If it's a complete new number you're out of luck and you only get the number :(
– MMachinegun
Jan 24 '14 at 17:36
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How to ignore the first line of data when processing CSV data?
... datatype = float
data = (datatype(row[column]) for row in reader)
least_value = min(data)
print(least_value)
Since datatype and column are hardcoded in your example, it would be slightly faster to process the row like this:
data = (float(row[1]) for row in reader)
Note: the code a...
git discard all changes and pull from upstream
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There are (at least) two things you can do here–you can reclone the remote repo, or you can reset --hard to the common ancestor and then do a pull, which will fast-forward to the latest commit on the remote master.
To be concrete, here'...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...urce is not guaranteed to be alive in the future. Please try to include at least summary of information you are linking to.
– j0k
Sep 6 '12 at 14:01
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Find MongoDB records where array field is not empty
...doc.find({ nums: { $gt: -Infinity }}) is the fastest and most reliable (at least in the MongoDB version I tested).
EDIT: This no longer works in MongoDB v3.6! See the comments under this post for a potential solution.
Setup
I inserted 1k docs w/o a list field, 1k docs with an empty list, and 5 do...