大约有 2,317 项符合查询结果（耗时：0.0362秒） [XML]
Programmatically obtain the Android API level of a device?
...Build.VERSION.SDK_INT). For example you can run some piece of code which requires newer API in the following way (it will execute if the current device's API level is at least 4)
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.DONUT) {
}
To obtain user visible Android Version use:
Build.VER...
How do I set a cookie on HttpClient's HttpRequestMessage
...rying to use the web api's HttpClient to do a post to an endpoint that requires login in the form of an HTTP cookie that identifies an account (this is only something that is #ifdef 'ed out of the release version).
...
How can I get query string values in JavaScript?
Is there a plugin-less way of retrieving query string values via jQuery (or without)?
73 Answers
...
Select between two dates with Django
I am looking to make a query that selects between dates with Django.
4 Answers
4
...
How to make “if not true condition”?
...
try
if ! grep -q sysa /etc/passwd ; then
grep returns true if it finds the search target, and false if it doesn't.
So NOT false == true.
if evaluation in shells are designed to be very flexible, and many times doesn't require chains of ...
Proper way to exit iPhone application?
...
In Tech Q&A QA1561, Apple strongly discourages use of exit as it makes the app appear to have crashed. developer.apple.com/iphone/library/qa/qa2008/qa1561.html
– progrmr
May 6 '10 at 12:47
...
Python base64 data decode
...
import base64
coded_string = '''Q5YACgA...'''
base64.b64decode(coded_string)
worked for me. At the risk of pasting an offensively-long result, I got:
>>> base64.b64decode(coded_string)
2: 'C\x96\x00\n\x00\x00\x00\x00C\x96\x00\x1b\x00\x00\x00\x00...
How to get the first line of a file in a bash script?
... anyhow, even if the latter didn't fail for the reasons described in BashFAQ #24.
– Charles Duffy
Aug 1 '17 at 16:21
....
How to remove outliers from a dataset
... from your data:
remove_outliers <- function(x, na.rm = TRUE, ...) {
qnt <- quantile(x, probs=c(.25, .75), na.rm = na.rm, ...)
H <- 1.5 * IQR(x, na.rm = na.rm)
y <- x
y[x < (qnt[1] - H)] <- NA
y[x > (qnt[2] + H)] <- NA
y
}
To see it in action:
set.seed(1)
x &l...
Redirecting to a certain route based on condition
...
If you look at the network requests in chrome inspector the route that is being redirected (because the user is not logged in) still gets called and a response gets sent to the browser, and then the redirected path '/login' is called. So this method is n...