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I can’t find the Android keytool
I am trying to follow the Android mapping tutorial and got to this part where I had to get an API key .
10 Answers
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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
How would it be possible to generate a random, unique string using numbers and letters for use in a verify link? Like when you create an account on a website, and it sends you an email with a link, and you have to click that link in order to verify your account
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Unable to find valid certification path to requested target - error even after cert imported
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Unfortunately - it could be many things - and lots of app servers and other java 'wrappers' are prone to play with properties and their 'own' take on keychains and what not. So it may be looking at something totally different.
Short of truss-ing - I'd try:
java -D...
“PKIX path building failed” and “unable to find valid certification path to requested target”
...got an error about certificate sun.security.validator.ValidatorException and sun.security.provider.certpath.SunCertPathBuilderException . Then I added twitter certificate by:
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Is it possible to print a variable's type in standard C++?
...ecltype((ci))>() << '\n';
std::cout << "decltype(static_cast<int&>(i)) is " << type_name<decltype(static_cast<int&>(i))>() << '\n';
std::cout << "decltype(static_cast<int&&>(i)) is " << type_name<decltype(stati...
Fastest way to tell if two files have the same contents in Unix/Linux?
...er two files contain the same data or not. I do this a for a lot of files, and in my script the diff command seems to be the performance bottleneck.
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How big can a user agent string get?
...pt, throwing 413 Entity Too Large if it exceeds.
Depending on web-server and their settings these limits vary from 4KB to 64KB (total for all headers).
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Security of REST authentication schemes
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A previous answer only mentioned SSL in the context of data transfer and didn't actually cover authentication.
You're really asking about securely authenticating REST API clients. Unless you're using TLS client authentication, SSL alone is NOT a viable authentication mechanism for a REST API...
Android: android.content.res.Resources$NotFoundException: String resource ID #0x5
...Text(int) it will use this method instead of using the setText(String) and cast the value. Thus the TextView thinks of your input number as a resource value which obviously is not valid.
Solution is to cast your int value to string like this
android:text="@{String.valueOf(model.someIntegerVariabl...
Why does String.valueOf(null) throw a NullPointerException?
...n in this case, it then throws NullPointerException.
The easy "fix" is to cast the null explicitly to Object as follows:
System.out.println(String.valueOf((Object) null));
// prints "null"
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