大约有 40,100 项符合查询结果（耗时：0.0490秒） [XML]
Detect Windows version in .net
...
314
System.Environment.OSVersion has the information you need for distinguishing most Windows OS maj...
How to sort objects by multiple keys in Python?
...
community wiki
14 revs, 4 users 85%hughdbrown
...
Android Studio suddenly cannot resolve symbols
Android Studio 0.4.2 was working fine and today I opened it and almost everything was red and the auto-completion had stopped working. I look at the imports and AS seems to be telling me it can't find android.support.v4 all of a sudden (offering me the option to remove the unused imports). ( andro...
The name 'model' does not exist in current context in MVC3
...stem.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />
<pages pageBaseType="System.Web.Mvc.WebViewPage">
<namespaces>
<add namespace="System.Web.Mvc" />
<add namespace="System.Web.Mvc.Ajax" />
<add namespace...
What is the most efficient/elegant way to parse a flat table into a tree?
...
14 Answers
14
Active
...
Can you break from a Groovy “each” closure?
...
194
Nope, you can't abort an "each" without throwing an exception. You likely want a classic loop i...
How to check if a string contains an element from a list in Python
...
446
Use a generator together with any, which short-circuits on the first True:
if any(ext in url_...
Eclipse IDE for Java - Full Dark Theme
...
Inder Kumar Rathore
36.4k1414 gold badges117117 silver badges171171 bronze badges
answered Nov 5 '13 at 18:57
coding4funcodi...
Read lines from a file into a Bash array [duplicate]
... all those warnings in mind I'm still leaving this answer here (yes, bash 4 has been out for many years but I recall that some macs only 2/3 years old have pre-4 as default shell)
Other notes:
Can also follow drizzt's suggestion below and replace a forked subshell+cat with
$(</etc/passwd)
...
How do you round to 1 decimal place in Javascript?
...
Math.round(num * 10) / 10 works, here is an example...
var number = 12.3456789
var rounded = Math.round(number * 10) / 10
// rounded is 12.3
if you want it to have one decimal place, even when that would be a 0, then add...
var fixed = rounded.toFixed(1)
// fixed is always to 1 d.p.
// NOTE: ....