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Swift class introspection & generics
I am trying to dynamically create a class instance based type using generics, however I am encountering difficulty with class introspection.
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how to reference a YAML “setting” from elsewhere in the same YAML file?
...oin', join)
## using your sample data
yaml.load("""
paths:
root: &BASE /path/to/root/
patha: !join [*BASE, a]
pathb: !join [*BASE, b]
pathc: !join [*BASE, c]
""")
Which results in:
{
'paths': {
'patha': '/path/to/root/a',
'pathb': '/path/to/root/b',
...
How can I round a number in JavaScript? .toFixed() returns a string?
...copypaste this function to your code:
function toFixedNumber(num, digits, base){
var pow = Math.pow(base||10, digits);
return Math.round(num*pow) / pow;
}
.
Or if you want a “native-like” function, you can extend the prototype:
Number.prototype.toFixedNumber = function(digits, base){
...
Unable to execute dex: method ID not in [0, 0xffff]: 65536
...Application { .. }
3 - Call MultiDex#install from your Application#attachBaseContext method:
public class MyApplication {
protected void attachBaseContext(Context base) {
super.attachBaseContext(base);
MultiDex.install(this);
....
}
....
}
Update 1 (10/17/2...
在 App Inventor 2 中使用图像 · App Inventor 2 中文网
... an image much larger than the app requires.
Every image has a “size” based on its width and height in pixels. You can multiply these two numbers to get a sense of the amount of memory required for displaying the image.
App Inventor lets you get images (for example, from the Web) and impo...
Why are these numbers not equal?
...allest positive floating-point number x
#such that 1 + x != 1. It equals base^ulp.digits if either
#base is 2 or rounding is 0; otherwise, it is
#(base^ulp.digits) / 2. Normally 2.220446e-16.
#....
.Machine$double.eps
#[1] 2.220446e-16
sprintf("%a",.Machine$double.eps)
#[1] "0x1p-52"
Yo...
HTTP handler vs HTTP module
...ne;
Http Handlers:
Http Handler helps us to inject pre-processing logic based on the extension of the file name requested. ASP.NET uses HTTP handlers for implementing a lot of its own functionality.For example, ASP.NET uses handlers for processing .aspx, .asmx and trace.axd files.
example:
RSS ...
What techniques can be used to speed up C++ compilation times?
...goals it to find the largest symbols in your code.
Method 1 - Sort symbols based on size
You can use the nm command to list the symbols based on their sizes:
nm --print-size --size-sort --radix=d YOUR_BINARY
In this command the --radix=d lets you see the sizes in decimal numbers (default is hex). N...
What is the difference between 'protected' and 'protected internal'?
...
- Update answer 2019 -
You can find the difference in below table based accessibility is yes,
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Web Reference vs. Service Reference
...T 2.0 too on the computer? Or .NET 4.0 will be able to handle the .NET 2.0 based "Web Reference" technology? I want to know because I am deploying a SOAP webservice as "Web Reference" in a .NET 4.0 application.
– Computer User
May 6 '14 at 21:07
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