大约有 47,000 项符合查询结果(耗时:0.0688秒) [XML]
How to access property of anonymous type in C#?
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Daniel EarwickerDaniel Earwicker
106k3434 gold badges190190 silver badges271271 bronze badges
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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
...003:0> sprintf '%02d', 1
=> "01"
irb(main):004:0> sprintf '%02d', 10
=> "10"
You might want to reference the format table for sprintf in the future, but for this particular example '%02d' means to print an integer (d) taking up at least 2 characters (2) and left-padding with zeros inst...
Detect if stdin is a terminal or pipe?
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answered Sep 29 '11 at 18:10
maxschlepzigmaxschlepzig
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How to check if an intent can be handled from some activity?
...tinezOscar Emilio Perez Martinez
1,22022 gold badges1010 silver badges1717 bronze badges
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Check if value already exists within list of dictionaries?
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answered Oct 9 '10 at 19:16
Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
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Is there an easy way to create ordinals in C#?
...(int num)
{
if( num <= 0 ) return num.ToString();
switch(num % 100)
{
case 11:
case 12:
case 13:
return num + "th";
}
switch(num % 10)
{
case 1:
return num + "st";
case 2:
return num + "nd";
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How can I determine if a JavaScript variable is defined in a page? [duplicate]
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answered Sep 26 '08 at 10:44
SSharmaSSharma
2,81533 gold badges1515 silver badges66 bronze badges
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Unknown file type MIME?
...don't believe you.
– Mark Amery
Aug 10 '18 at 11:23
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show...
Split a vector into chunks in R
...eiling():
> d <- rpois(73,5)
> d
[1] 3 1 11 4 1 2 3 2 4 10 10 2 7 4 6 6 2 1 1 2 3 8 3 10 7 4
[27] 3 4 4 1 1 7 2 4 6 0 5 7 4 6 8 4 7 12 4 6 8 4 2 7 6 5
[53] 4 5 4 5 5 8 7 7 7 6 2 4 3 3 8 11 6 6 1 8 4
> max <- 20
> ...