大约有 9,000 项符合查询结果（耗时：0.0203秒） [XML]
Is it Pythonic to use list comprehensions for just side effects?
Think about a function that I'm calling for its side effects, not return values (like printing to screen, updating GUI, printing to a file, etc.).
...
A semantics for Bash scripts?
...ion.
$ foo() { echo $x; }
$ bar() { local x; echo $x; }
$ foo
$ bar
$ x=123
$ foo
123
$ bar
$ …
Environment and process "scope"
Subshells inherit the variables of their parent shells, but other kinds of processes don't inherit unexported names.
$ x=123
$ ( echo $x )
123
$ bash -c 'echo $x'...
Detecting when user has dismissed the soft keyboard
...ow...
So I created a more neat solution with Kotlin
1.Create an extension function:
fun Activity.addKeyboardToggleListener(onKeyboardToggleAction: (shown: Boolean) -> Unit): KeyboardToggleListener? {
val root = findViewById<View>(android.R.id.content)
val listener = KeyboardToggl...
How to inspect the return value of a function in GDB?
Is it possible to inspect the return value of a function in gdb assuming the return value is not assigned to a variable?
...
Protecting Java Source Code From Being Accessed [closed]
... when you created a document can go to the trusted third party, often a website, to verify your proof of creation time. These have been used in court cases for intellectual property disputes so they are a very strong form of evidence. They're the standard way to accomplish the proof you're seeking. ...
Loading/Downloading image from URL on Swift
...rt AlamofireImage
let downloadURL = NSURL(string: "http://cdn.sstatic.net/Sites/stackoverflow/company/Img/photos/big/6.jpg?v=f4b7c5fee820")!
imageView.af_setImageWithURL(downloadURL)
that's it!! it will take care everything
Great thanks to Alamofire guys, for making iDevelopers life easy ;)
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Difference between author and committer in Git?
...ou can either:
format the log specifically for that:
git log --pretty='%cn %cd' -n1 HEAD
where cn and cd stand for Committer Name and Committer Date
use the fuller predefined format:
git log --format=fuller
See also: How to configure 'git log' to show 'commit date'
go low level and show the ...
What are the differences between the urllib, urllib2, urllib3 and requests module?
... and is as easy as:
import requests
resp = requests.get('http://www.mywebsite.com/user')
resp = requests.post('http://www.mywebsite.com/user')
resp = requests.put('http://www.mywebsite.com/user/put')
resp = requests.delete('http://www.mywebsite.com/user/delete')
Regardless of whether GET / POST,...
convert ArrayList to JSONArray
...s
import com.google.gson.Gson
import com.google.gson.reflect.TypeToken
fun <T> Gson.convertToJsonString(t: T): String {
return toJson(t).toString()
}
fun <T> Gson.convertToModel(jsonString: String, cls: Class<T>): T? {
return try {
fromJson(jsonString, cls)
...
array_push() with key value pair
...
Warning: $a['123'] = 456; - string '123' is converted to integer key 123.
– bancer
Jul 2 at 12:58
1
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