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Things possible in IntelliJ that aren't possible in Eclipse?
I have heard from people who have switched either way and who swear by the one or the other.
41 Answers
...
How can I get the current PowerShell executing file?
...for PowerShell 5:
If you're only using PowerShell 3 or higher, use $PSCommandPath
If want compatibility with older versions, insert the shim:
if ($PSCommandPath -eq $null) { function GetPSCommandPath() { return $MyInvocation.PSCommandPath; } $PSCommandPath = GetPSCommandPath; }
This adds $PSComman...
Operator precedence with Javascript Ternary operator
...ause> is assigned to <variable>, <false clause> is ignored, and the next statement is executed.
If <expression> evaluates to false, then <true clause> is ignored and the value of <false clause> is assigned to <variable>.
The important thing to realise with th...
What is an idiomatic way of representing enums in Go?
...s. It is reset to 0 whenever the reserved word const appears in the source and increments after each ConstSpec. It can be used to construct a set of related constants:
const ( // iota is reset to 0
c0 = iota // c0 == 0
c1 = iota // c1 == 1
c2 = iota // c2 == 2
)
const ...
How to get error message when ifstream open fails
... another system call triggers an error between the execution of the f.open and use of errno.
On system with POSIX standard:
errno is thread-local; setting it in one thread does not affect its
value in any other thread.
Edit (thanks to Arne Mertz and other people in the comments):
e.wha...
Calling a Method From a String With the Method's Name in Ruby
... module function
FileUtils.send('pwd')
# or
FileUtils.public_send(:pwd)
and a locally defined method
def load()
puts "load() function was executed."
end
send('load')
# or
public_send('load')
Documentation:
Object#public_send
Object#send
...
How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
...ar-PYTHONPATH
What you're looking for is PATH.
export PATH=$PATH:/home/randy/lib/python
However, to run your python script as a program, you also need to set a shebang for Python in the first line. Something like this should work:
#!/usr/bin/env python
And give execution privileges to it:
...
Why can't decimal numbers be represented exactly in binary?
...e the == operator to compare it to another floating-point number. I understand the principles behind floating-point representation.
...
Finding all possible permutations of a given string in python
... not specified or is None, then r defaults to the length of the
iterable and all possible full-length permutations are generated.
Permutations are emitted in lexicographic sort order. So, if the input
iterable is sorted, the permutation tuples will be produced in sorted
order.
You'll ha...
Does Flask support regular expressions in its URL routing?
I understand that Flask has the int, float and path converters, but the application we're developing has more complex patterns in its URLs.
...