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How to call a function from a string stored in a variable?
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A few years late, but this is the best manner now imho:
$x = (new ReflectionFunction("foo"))->getClosure();
$x();
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Binding an enum to a WinForms combo box, and then setting it
...s.SelectedValue.ToString());... You bound the enum to the combobox so you KNOW that the value must be a valid enum value and if it isnt then something has gone very wrong and you probably want an exception.
– bytedev
Oct 6 '16 at 9:31
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Vim: Close All Buffers But This One
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I used this for a long time, but now I get E16: Invalid range because some of the buffers in the range don't actually exist. It was ignoring that until recently.
– Jon
Dec 10 '15 at 9:34
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npm install errors with Error: ENOENT, chmod
...hat seems like a bit of a confusing way of doing things. Not at a computer now, but I will try it in a few hours.
– giodamelio
Aug 2 '13 at 15:35
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Filter dataframe rows if value in column is in a set list of values [duplicate]
... string
... '600141' ...
... '600329' ...
... ... ...
Suppose now we have a list of strings which we want the values in 'STK_ID' to end with, e.g.
endstrings = ['01$', '02$', '05$']
We can join these strings with the regex 'or' character | and pass the string to str.contains to filte...
How to convert int[] into List in Java?
...lise the list with the size of the array
– David Rabinowitz
Jul 2 '09 at 11:54
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for (int i : i...
File size exceeds configured limit (2560000), code insight features not available
... Code insight features include "inspections" and code formatting. I know both those features didn't work on an 8MB XML file I opened until I increased the file size limit.
– Andy
Dec 5 '16 at 10:53
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How to set the authorization header using curl
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Many API now use header authorization tokens. The -H option is great.
– eliocs
Nov 23 '12 at 17:45
18
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How to deep copy a list?
...t;> b # b changes too -> Not a deepcopy.
[[1, 10, 3], [4, 5, 6]]
Now see the deepcopy operation
>>> import copy
>>> b = copy.deepcopy(a)
>>> a
[[1, 10, 3], [4, 5, 6]]
>>> b
[[1, 10, 3], [4, 5, 6]]
>>> a[0][1] = 9
>>> a
[[1, 9, 3], [4, ...
Read lines from a file into a Bash array [duplicate]
...a bash array is this:
IFS=$'\n' read -d '' -r -a lines < /etc/passwd
Now just index in to the array lines to retrieve each line, e.g.
printf "line 1: %s\n" "${lines[0]}"
printf "line 5: %s\n" "${lines[4]}"
# all lines
echo "${lines[@]}"
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