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How to read integer value from the standard input in Java
...Scanner in = new Scanner(System.in);
int num = in.nextInt();
It can also tokenize input with regular expression, etc. The API has examples and there are many others in this site (e.g. How do I keep a scanner from throwing exceptions when the wrong type is entered?).
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Getting name of the class from an instance
...assname in Swift you can use reflect to get information about object.
let tokens = split(reflect(self).summary, { $0 == "." })
if let typeName = tokens.last {
println(typeName)
}
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impro...
How do you convert an entire directory with ffmpeg?
...
And on Windows:
FOR /F "tokens=*" %G IN ('dir /b *.flac') DO ffmpeg -i "%G" -acodec mp3 "%~nG.mp3"
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parsing JSONP $http.jsonp() response in angular.js
...You still need to set callback in the params:
var params = {
'a': b,
'token_auth': TOKEN,
'callback': 'functionName'
};
$sce.trustAsResourceUrl(url);
$http.jsonp(url, {
params: params
});
Where 'functionName' is a stringified reference to globally defined function. You can define it outs...
How to port data-only volumes from one host to another?
...-server on a machine you want to copy data from (You'll need the NGROK_AUTHTOKEN which can be obtained from ngrok dashboard):
$ docker run --rm -e NGROK_AUTHTOKEN="$NGROK_AUTHTOKEN" \
--mount source=MY_VOLUME,target=/data,readonly \
quay.io/suda/dvsync-server
Then you can start the dvsync-cli...
Storing SHA1 hash values in MySQL
...r performance reasons.
In my case the sha1 column is an email confirmation token, so on the landing page the query enters only with the token.
In this case CHAR(40) with INDEX, in my opinion, is the best choice :)
If you want to adopt this method, remember to leave $raw_output = false.
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Fastest method to replace all instances of a character in a string [duplicate]
...mple provided in the link above would be by far the fastest solution.
var token = "\r\n";
var newToken = " ";
var oldStr = "This is a test\r\nof the emergency broadcasting\r\nsystem.";
newStr = oldStr.split(token).join(newToken);
newStr would be
"This is a test of the emergency broadcast system."...
How to get past the login page with Wget?
...u can set multiple cookies at the same time also, --header "Cookie: access_token=IKVYJ;XSRF-TOKEN=5e10521d"
– Phil C
May 25 '18 at 13:28
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Take a char input from the Scanner
...er("") to set the delimiter to an empty string. This will cause next() to tokenize into strings that are exactly one character long. So then you can repeatedly call next().charAt(0) to iterate the characters. You can then set the delimiter to its original value and resume scanning in the normal w...
Padding characters in printf
...E has spaces unless they are already escaped. You'll get one line with two tokens each and then [UP] for every two space-separated tokens in your variable and then a single line at the end with your line text minus the total length of your input string. So be careful, since this could lead to intere...