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Remove an element from a Bash array
...ippo
$ array=( "${array[@]/$delete}" ) #Quotes when working with strings
If need to delete more than one element:
...
$ delete=(pluto pippo)
for del in ${delete[@]}
do
array=("${array[@]/$del}") #Quotes when working with strings
done
Caveat
This technique actually removes prefixes matching ...
Can I zip more than two lists together in Scala?
...s of arbitrary size, but the transpose function does exactly what you need if you don't mind getting a list of lists instead.
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How to configure 'git log' to show 'commit date'
...-pretty formats, like git log --pretty=fuller - this will show both dates. If you want to see only one date, but make it the commit date, you can use git log --format=<some stuff>. All the allowable codes for defining the format are documented in git help log. The commit date is one of %cd, %c...
What is the “->” PHP operator called and how do you say it when reading code out loud? [closed]
...
Well, sounds weird if you read "And after B executes and return the salary, A arrow C". It'll be more like A refers to C.
– Ben
Apr 6 '10 at 20:54
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Getting “net::ERR_BLOCKED_BY_CLIENT” error on some AJAX calls
..., provided the extension provides enough details about that. Once you identified the culprit, you can either try to avoid triggering the rule by using different URIs, report the rule as incorrect or overly-broad to the team that created it, or both.
Check the docs for a particular add-on on how to d...
How to clean project cache in Intellij idea like Eclipse's clean?
...then restart Intellij
or
File -> Invalidate caches / Restart
The main difference is that in older versions you had to manually restart as cache files are not removed until you restart. The newer versions will ask if you also want to restart.
As seen here on this official Jetbrains help page...
What is the syntax for a default constructor for a generic class?
...
And if you need the Type as a property:
public class Cell<T>
{
public Cell()
{
TheType = typeof(T);
}
public Type TheType { get;}
}
...
Decode HTML entities in Python string?
I'm parsing some HTML with Beautiful Soup 3, but it contains HTML entities which Beautiful Soup 3 doesn't automatically decode for me:
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./configure : /bin/sh^M : bad interpreter [duplicate]
...
Why do you save with "!"? It is used only if you want to discard changes, which is not the case. If the save fails, then maybe you did something wrong.
– María Arias de Reyna Domínguez
Jan 7 '14 at 9:20
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Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...m
num = num + 1
end
print("sum =",sum)复制代码
if-else分支
if age == 40 and sex =="Male" then
print("男人四十一枝花")
elseif age > 60 and sex ~="Female" then
print("old man without country!")
...