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Command line: piping find results to rm
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You are actually piping rm's output to the input of find. What you want is to use the output of find as arguments to rm:
find -type f -name '*.sql' -mtime +15 | xargs rm
xargs is the command that "converts" its standard input into arg...
TypeError: 'dict_keys' object does not support indexing
...keys object behaves a lot more like just the keys half of a dict. Specifically, they support O(1) membership testing (and other set-like methods that can be implemented efficiently on top of that fact). These things aren't possible with a list and if you want a list of the dict's keys, you've alwa...
What are “named tuples” in Python?
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Named tuples are basically easy-to-create, lightweight object types. Named tuple instances can be referenced using object-like variable dereferencing or the standard tuple syntax. They can be used similarly to struct or other common record types...
How do I find out if first character of a string is a number?
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Character.isDigit(string.charAt(0))
Note that this will allow any Unicode digit, not just 0-9. You might prefer:
char c = string.charAt(0);
isDigit = (c >= '0' && c <= '9');
Or the slower regex solutions:
s.substring(0, 1).matches("\\d")
// or the equivalent
s.su...
fetch from origin with deleted remote branches?
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thank you very much. I manually deleted those branches before.
– Maksim Dmitriev
Mar 9 '13 at 13:16
4
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ASP.NET MVC Razor render without encoding
...se will be escaped. The correct way is to use the MvcHtmlString which will allow "illegal" characters. For instance, if you're encoding Json data... without encoding an entire model
– Daniel B. Chapman
Jun 28 '13 at 21:34
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How does one output bold text in Bash?
...e end of the sequence
1 - Bold attribute (see below for more)
[0m - resets all attributes, colors, formatting, etc.
The possible integers are:
0 - Normal Style
1 - Bold
2 - Dim
3 - Italic
4 - Underlined
5 - Blinking
7 - Reverse
8 - Invisible
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Android - custom UI with custom attributes
...="dimension"/>
</declare-styleable>
</resources>
Basically you have to set up one <declare-styleable /> for your view that contains all your custom attributes (here just one). I never found a full list of possible types, so you need to look at the source for one I guess. T...
How to find a table having a specific column in postgresql
...ss query missed two (of 150) tables. The information_schema query captured all of the tables. I'll have to dig around to see why two tables fell outside of the join. In any event thanks for the info!
– Thomas Altfather Good
Aug 26 '19 at 15:30
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Temporarily switch working copy to a specific Git commit
How to switch to specific Git commit without losing all the commits made after it ?
3 Answers
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