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How does the const constructor actually work?
...calized" instance.
That is, all constant expressions begin canonicalized, and later these "canonicalized" symbols are used to recognize equivalence of these constants.
Canonicalization:
A process for converting data that has more than one possible representation into a "standard" canonical repres...
How to find the sum of an array of numbers
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Non-number inputs
If non-numbers are possible inputs, you may want to handle that?
console.log(
["hi", 1, 2, "frog"].reduce((a, b) => a + b)
)
let numOr0 = n => isNaN(n) ? 0 : n
console.log(
["hi", 1, 2, "frog"].reduce((a, b) =>
numOr0(a) + numOr0(b))
)
No...
How to do scanf for single char in C [duplicate]
In C:
I'm trying to get char from the user with scanf and when I run it the program don't wait for the user to type anything...
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How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
I have install Mountain Lion (Mac OS X 10.8) and now gcc doesn't seem to be available anymore. I've also installed Xcode 4.4 so there is no more /Developer directory.
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How to programmatically determine the current checked out Git branch [duplicate]
...king the current branch programatically, from June 10, 2013 explains whys (and hows) in more detail.
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force Maven to copy dependencies into target/lib
...appen all the time, remove the <profiles>...<profile> wrappers and make the <build> tag be just under <project>
– Dan Halbert
Nov 6 '12 at 15:34
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Unable to import a module that is definitely installed
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I have run into this many times and I think I just discovered the reason: umask is passed through sudo, so if your personal umask is tight and you use sudo for the install, the files and directories will be over-restricted. If you simply su first and then...
Effects of changing Django's SECRET_KEY
I made a mistake and committed my Django project's SECRET_KEY into a public repository.
5 Answers
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cartesian product in pandas
I have two pandas dataframes:
11 Answers
11
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REST vs JSON-RPC? [closed]
I'm trying to chose between REST and JSON-RPC for developing an API for a web application. How do they compare?
15 Answers
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