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Python str vs unicode types
...t encoded! The internal representation used by python is an implementation detail, and you shouldn't care about it as long as it is able to represent the code points you want.
On the contrary str in Python 2 is a plain sequence of bytes. It does not represent text!
You can think of unicode as a ge...
How can I add timestamp to logs using Node.js library Winston?
...]
});
See https://github.com/winstonjs/winston#custom-log-format for the details
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How can I brew link a specific version?
...o as follows:
$ brew tap homebrew/versions
$ brew install mysql55
For detailed info on all the ways to install an older version of a formula read this answer.
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How does having a dynamic variable affect performance?
...Convert.ToXXX causes the compiler to fire up. I'm sure I'm butchering the details, but hopefully you know what I'm talking about.
– Adam Rackis
Sep 20 '11 at 15:49
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Why does using an Underscore character in a LIKE filter give me all the results?
...racters. Here you define the escape character with the escape keyword. For details see this link on Oracle Docs.
The '_' and '%' are wildcards in a LIKE operated statement in SQL.
The _ character looks for a presence of (any) one single character. If you search by columnName LIKE '_abc', it will g...
vs in Generics
...e T in the interface is covariant. See Covariance and contravariance for details.
The classic example is IEnumerable<out T>. Since IEnumerable<out T> is covariant, you're allowed to do the following:
IEnumerable<string> strings = new List<string>();
IEnumerable<object...
How to increase the gap between text and underlining in CSS
...
You can use this text-underline-position: under
See here for more detail: https://css-tricks.com/almanac/properties/t/text-underline-position/
See also browser compatibility.
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Android notification is not showing
...setBigContentTitle("Today's Bible Verse");
bigText.setSummaryText("Text in detail");
mBuilder.setContentIntent(pendingIntent);
mBuilder.setSmallIcon(R.mipmap.ic_launcher_round);
mBuilder.setContentTitle("Your Title");
mBuilder.setContentText("Your text");
mBuilder.setPriority(Notification.PRIORITY_...
Rails: convert UTC DateTime to another time zone
...timezone that overrides the default timezone set in config.time_zone
More details I explain at https://stackoverflow.com/a/25055692/542995
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Swift alert view with OK and Cancel: which button tapped?
...SCLAlertView is a good option to support older version.
github to see the details
example:
let alertView = SCLAlertView()
alertView.addButton("First Button", target:self, selector:Selector("firstButton"))
alertView.addButton("Second Button") {
print("Second button tapped")
}
alertView.showSuc...