大约有 40,000 项符合查询结果（耗时：0.0579秒） [XML]
Captured variable in a loop in C#
...r or foreach:
for (int i=0; i < 10; i++) // Just one variable
foreach (string x in foo) // And again, despite how it reads out loud
See section 7.14.4.2 of the C# 3.0 spec for more details of this, and my article on closures has more examples too.
Note that as of the C# 5 compiler and beyond ...
Use of def, val, and var in scala
... ^
When the class is defined like:
scala> class Person(val name: String, var age: Int)
defined class Person
and then instantiated with:
scala> def personA = new Person("Tim", 25)
personA: Person
an immutable label is created for that specific instance of Person (i.e. 'personA'). Wh...
How to get key names from JSON using jq
... cat input.json | jq -r 'keys'
From jq help:
-r output raw strings, not JSON texts;
share
|
improve this answer
|
follow
|
...
Why should I use 'li' instead of 'div'?
...
By using semantically correct markup, you are embedding extra information in your text. By using ul/li you are communicating to the consuming application that the information is a list, and not just "something" (who knows what) that is some text inside an arbitrary element.
...
Capturing multiple line output into a Bash variable
...lt="$result$line\n"
done < /tmp/foo
echo -e $result
Note this adds an extra line. If you work on it you can code around it, I'm just too lazy.
EDIT: While this case works perfectly well, people reading this should be aware that you can easily squash your stdin inside the while loop, thus giv...
Git clone particular version of remote repository
...ich means its currently not attached to any branch - then you'll have some extra work to merge new commits to an actual branch.
Example:
$ git log
commit 89915b4cc0810a9c9e67b3706a2850c58120cf75
Author: Jardel Weyrich <suppressed>
Date: Wed Aug 18 20:15:01 2010 -0300
Added a custom e...
Relative paths based on file location instead of current working directory [duplicate]
... have readlink, but has POSIX-compatible utilities - e.g., HP-UX (thanks, @Charles Duffy).
The following solution, inspired by https://stackoverflow.com/a/1116890/45375,
defines helper shell function, rreadlink(), which resolves a given symlink to its ultimate target in a loop - this function is i...
Multiline bash commands in makefile
...
If you want to break a string in bash/perl/script inside makefile, close the string quote, backslash, newline, (no indentation) open string quote. Example; perl -e QUOTE print 1; QUOTE BACKSLASH NEWLINE QUOTE print 2 QUOTE
–...
Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools
...ve a 64-bit OS? Do I need any of the features of 64-bit JDK? Are there any extra features in the 64-bit JDK?! Why won't this s*** play nice together!? F*** it I'm going 32-bit.
share
|
improve this ...
Your branch is ahead of 'origin/master' by 3 commits
...rged to master? Didn't you say you pushed to master already? What does the extra commit contain? Try git diff origin/master to see how your local branch differs from the remote.
– pmr
Apr 29 '13 at 21:21
...