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Shell script - remove first and last quote (") from a variable
... using the -r option, you can output the result with no quotes.
$ echo '{"foo": "bar"}' | jq '.foo'
"bar"
$ echo '{"foo": "bar"}' | jq -r '.foo'
bar
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Error “library not found for” after putting application in AdMob
I am getting an error after I put my application in an AdMob. The app was working until today. The error is the following:
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Building and running app via Gradle and Android Studio is slower than via Eclipse
I have a multi-project (~10 modules) of which building takes about 20-30 seconds each time. When I press Run in Android Studio, I have to wait every time to rebuild the app, which is extremely slow.
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How to declare a global variable in php?
...function head()
{
echo $this->a;
}
public function footer()
{
echo $this->a;
}
}
$a = 'localhost';
$obj = new MyTest($a);
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Does Swift have access modifiers?
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protocol MyClass {
var publicProperty:Int {get set}
func publicMethod(foo:String)->String
}
class MyClassImplementation : MyClass {
var publicProperty:Int = 5
var privateProperty:Int = 8
func publicMethod(foo:String)->String{
return privateMethod(foo)
}
func privateMethod...
What is the list of supported languages/locales on Android?
I'd like to know what to name my folder for different languages. Where can I find the supported list of languages on Android?
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Proper package naming for testing with the Go language
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You should use strategy 1 whenever possible. You can use the special foo_test package name to avoid import cycles, but that's mostly there so the standard library can be tested with the same mechanism. For example, strings cannot be tested with strategy 1 since the testing package depends on s...
Base64 Decoding in iOS 7+
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Swift 3+
let plainString = "foo"
Encoding
let plainData = plainString.data(using: .utf8)
let base64String = plainData?.base64EncodedString()
print(base64String!) // Zm9v
Decoding
if let decodedData = Data(base64Encoded: base64String!),
let deco...
Multiline bash commands in makefile
...e line, so you also need to terminate some of the lines with a semicolon:
foo:
for i in `find`; \
do \
all="$$all $$i"; \
done; \
gcc $$all
But if you just want to take the whole list returned by the find invocation and pass it to gcc, ...
PowerShell Script to Find and Replace for all Files with a Specific Extension
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This powershell example looks for all instances of the string "\foo\" in a folder and its subfolders, replaces "\foo\" with "\bar\" AND DOES NOT REWRITE files that don't contain the string "\foo\" This way you don't destroy the file last update datetime stamps where the string was not fo...