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How do I apply a perspective transform to a UIView?
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Default function arguments in Rust
...o using that pattern? I've so far found the trade-offs to be worthwhile in service of ergonomic APIs, but would consider that I might be missing some other gotchas.
– squidpickles
Aug 16 '17 at 6:43
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How do you Encrypt and Decrypt a PHP String?
... You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are stream ciphers and do not need special modes.
Unless you chose GCM above, you should authenticate the ciphertext with HMAC-SHA-256 (or, for the stream ciphers, Poly1305 -...
What is an example of the simplest possible Socket.io example?
...ovided this answer. That being said, here is the original answer updated small-small for the newer API.
Just because I feel nice today:
index.html
<!doctype html>
<html>
<head>
<script src='/socket.io/socket.io.js'></script>
<script>
...
How do I set a variable to the output of a command in Bash?
... be done with $(command) or "$(command)", which I find easier to read, and allows for nesting.
OUTPUT=$(ls -1)
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE}"
Quoting (") does matter to preserve multi-line variable values; it is optional on the right-hand side of an assignment, as w...
“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
...
In my case sudo apt-get install libx11-xcb1 fixed the problem. But your recommendation of using ldd was what pointed me to the correct library to install. Thanks!
– Daniel
Mar 17 '15 at 0:37
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Submit HTML form on self page
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In 2013, with all the HTML5 stuff, you can just omit the 'action' attribute to self-submit a form
<form>
Actually, the Form Submission subsection of the current HTML5 draft does not allow action="" (empty attribute). It is against...
What exactly is OAuth (Open Authorization)?
...ication needs authentication directly, but the user authenticates with the service provider to authorize some third party to access user data I think...
– ameer
Nov 17 '10 at 4:37
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About catching ANY exception
How can I write a try / except block that catches all exceptions?
8 Answers
8
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Can Retrofit with OKHttp use cache data when offline
... .addConverterFactory(GsonConverterFactory.create())
.build();
service = retrofit.create(RestDataResource.class);
...
private OkHttpClient createCachedClient(final Context context) {
File httpCacheDirectory = new File(context.getCacheDir(), "cache_file");
Cache cache = new Ca...