大约有 47,000 项符合查询结果（耗时：0.0715秒） [XML]
XSLT getting last element
...
answered Sep 22 '09 at 10:23
Robert ChristieRobert Christie
17.6k66 gold badges3838 silver badges3636 bronze badges
...
mongodb group values by multiple fields
...
207
TLDR Summary
In modern MongoDB releases you can brute force this with $slice just off the basi...
Rounding BigDecimal to *always* have two decimal places
...
408
value = value.setScale(2, RoundingMode.CEILING)
...
Using sed, how do you print the first 'N' characters of a line?
...
answered Feb 11 '09 at 20:42
Paul TomblinPaul Tomblin
162k5555 gold badges299299 silver badges392392 bronze badges
...
How do you represent a JSON array of strings?
...
303
I'll elaborate a bit more on ChrisR awesome answer and bring images from his awesome reference....
PHP String to Float
...
205
$rootbeer = (float) $InvoicedUnits;
Should do it for you. Check out Type-Juggling. You should...
Why are there two build.gradle files in an Android Studio project?
...
dependencies {
classpath 'com.android.tools.build:gradle:1.3.0'
}
}
ext {
compileSdkVersion = 23
buildToolsVersion = "23.0.1"
}
In your app\build.gradle
apply plugin: 'com.android.application'
repositories {
mavenCentral()
}
android {
compileSdkVersion rootPro...
ReadOnlyCollection or IEnumerable for exposing member collections?
... to Skip:
public IEnumerable<Foo> Foos {
get { return foos.Skip(0); }
}
(There are plenty of other options for wrapping trivially - the nice thing about Skip over Select/Where is that there's no delegate to execute pointlessly for each iteration.)
If you're not using .NET 3.5 you can w...
How to sum a variable by group
...
404
Using aggregate:
aggregate(x$Frequency, by=list(Category=x$Category), FUN=sum)
Category x
1...
Can I change the fill color of an svg path with CSS?
...
Nicholas RileyNicholas Riley
40k55 gold badges9696 silver badges123123 bronze badges
...