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What's the best way to use R scripts on the command line (terminal)?
...rly, but this seems to work:
axa@artemis:~$ cat r.test
#!/usr/bin/R -q -f
error
axa@artemis:~$ ./r.test
> #!/usr/bin/R -q -f
> error
Error: object "error" not found
Execution halted
axa@artemis:~$
share
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...
What is the proper REST response code for a valid request but an empty data?
...cation code on the server, thus one cannot really say that it was a client error and thus the whole class of client error codes (4xx) is not fitting.
More importantly, 404 can happen for a number of technical reasons. E.g. the application being temporarily deactivated or uninstalled on the server, ...
The type 'string' must be a non-nullable type in order to use it as parameter T in the generic type
Why do I get Error "The type 'string' must be a non-nullable value type in order to use it as parameter 'T' in the generic type or method 'System.Nullable'"?
...
SVN 405 Method Not Allowed
...te a folder with the same name, add, and commit, it gives me the following error:
11 Answers
...
How do I fix “for loop initial declaration used outside C99 mode” GCC error?
...
I've gotten this error too.
for (int i=0;i<10;i++) { ..
is not valid in the C89/C90 standard. As OysterD says, you need to do:
int i;
for (i=0;i<10;i++) { ..
Your original code is allowed in C99 and later standards of the C langua...
Dynamically Changing log4j log level
...e>
</Appenders>
<Loggers>
<Root level="error">
<AppenderRef ref="MY_TRY_IT"/>
</Root>
</Loggers>
</Configuration>
There are extra steps to make this work if you are deploying to a tomcat instance, inside an IDE...
Uploading base64 encoded Image to Amazon S3 via Node.js
...r, data){
if (err) {
console.log(err);
console.log('Error uploading data: ', data);
} else {
console.log('succesfully uploaded the image!');
}
});
s3_config.json file is:-
{
"accessKeyId":"xxxxxxxxxxxxxxxx",
"secretAccessKey":"xxxxxxxxxxxxxx",
"...
When to choose checked and unchecked exceptions
...ble.
Checked Exceptions should be used for predictable, but unpreventable errors that are reasonable to recover from.
Unchecked Exceptions should be used for everything else.
I'll break this down for you, because most people misunderstand what this means.
Predictable but unpreventable: The call...
How to initialize a private static const map in C++?
...ion line in my implementation file; leaving it in the header file gave me errors due to multiple definitions (initialization code would run whenever header was included somewhere).
– System.Cats.Lol
Dec 3 '12 at 19:00
...
Associativity of “in” in Python?
...tion is evaluated as False; ([] in 'a') is never actually evaluated, so no error is raised.
Here are the statement definitions:
In [121]: def func():
.....: return 1 in [] in 'a'
.....:
In [122]: dis.dis(func)
2 0 LOAD_CONST 1 (1)
3 BUILD_LIST ...