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Object of custom type as dictionary key
..._(self, other):
# Not strictly necessary, but to avoid having both x==y and x!=y
# True at the same time
return not(self == other)
The Python dict documentation defines these requirements on key objects, i.e. they must be hashable.
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How to merge 2 JSON objects from 2 files using jq?
...e * operator. When given two objects, it will merge them recursively. For example,
jq -s '.[0] * .[1]' file1 file2
Important: Note the -s (--slurp) flag, which puts files in the same array.
Would get you:
{
"value1": 200,
"timestamp": 1382461861,
"value": {
"aaa": {
"value1": "v...
How to Batch Rename Files in a macOS Terminal?
...or use it in a script.
"${f/_*_/_}" is an application of bash parameter expansion: the (first) substring matching pattern _*_ is replaced with literal _, effectively cutting the middle token from the name.
Note that _*_ is a pattern (a wildcard expression, as also used for globbing), not a regular...
dyld: Library not loaded … Reason: Image not found
When trying to run an executable I've been sent in Mac OS X, I get the following error
31 Answers
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What is the use of “ref” for reference-type variables in C#?
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Chris, your explanation is great; Thanks for helping me understand this concept.
– Andreas Grech
Jun 8 '09 at 5:42
4
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How to Select Columns in Editors (Atom,Notepad++, Kate, VIM, Sublime, Textpad,etc) and IDEs (NetBean
... answered Nov 26 '09 at 9:42
Alex BudovskiAlex Budovski
16.1k66 gold badges4646 silver badges5757 bronze badges
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How to programmatically send a 404 response with Express/Node?
I want to simulate a 404 error on my Express/Node server. How can I do that?
6 Answers
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Updating and committing only a file's permissions using git version control
Just turned an some.sh file into an executable ( chmod 755 ... ), the permissions were updated but not the content. Is there a way to commit the file into git, so that the executable bit will be restored/set on clone / checkout / pull ?
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How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
...gs first and separately from handling different Normalization forms.
For example:
x heiße y
^--- cursor
Matches heisse but then moves cursor 1 too much. And:
x heisse y
^--- cursor
Matches heiße but then moves cursor 1 too less.
This will apply to any character that doesn't have a simp...
What's the difference between an argument and a parameter?
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