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OSError: [Errno 2] No such file or directory while using python subprocess in Django
...tate "the use of shell=True is strongly discouraged in cases where the command string is constructed from external input", see link in the answer.
– valid
Nov 12 '14 at 4:01
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In Python script, how do I set PYTHONPATH?
I know how to set it in my /etc/profile and in my environment variables.
6 Answers
6
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make arrayList.toArray() return more specific types
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What if we have ArrayList<Animal> and it contains Dog and Cat types that extend Animal? Seems like it would fail if the first element is Dog and the next is Cat. It sees the first element, creates an array of type Dog, adds the dog then tries to add the cat a...
Why can I pass 1 as a short, but not the int variable i?
Why does the first and second Write work but not the last? Is there a way I can allow all 3 of them and detect if it was 1, (int)1 or i passed in? And really why is one allowed but the last? The second being allowed but not the last really blows my mind.
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How do I find out if first character of a string is a number?
...s, you must first be sure that the string isn't empty. If it is, charAt(0) and substring(0, 1) will throw a StringIndexOutOfBoundsException. startsWith does not have this problem.
To make the entire condition one line and avoid length checks, you can alter the regexes to the following:
s.matches("...
fetch from origin with deleted remote branches?
When I do git fetch origin and origin has a deleted branch, it doesn't seem to update it in my repository. When I do git branch -r it still shows origin/DELETED_BRANCH .
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How to truncate string using SQL server
... Fiddle with Demo.
This will return the first 15 characters of the string and then concatenates the ... to the end of it.
If you want to to make sure than strings less than 15 do not get the ... then you can use:
select
case
when len(col)>=15
then left(col, 15) + '...'
else co...
In node.JS how can I get the path of a module I have loaded via require that is *not* mine (i.e. in
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If I correctly understand your question, you should use require.resolve():
Use the internal require() machinery to look up the location of a module, but rather than loading the module, just return the resolved filename.
Example: var pathToMo...
How to find out element position in slice?
...lang, that it is designed very well to increase programmer's productivity. And go programs looks as nice as python ones :) So why there is no a common way to do such a common task? I mean, if you want to check if container has an element you can just if element in collection: do_something()
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e.printStackTrace equivalent in python
...ntStackTrace() that exactly traces the exception to what line it occurred and prints the entire trace of it.
4 Answers
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