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How do I enable/disable log levels in Android?
... logging on a development device using System Properties. The property to set is log.tag.<YourTag> and it should be set to one of the following values: VERBOSE, DEBUG, INFO, WARN, ERROR, ASSERT, or SUPPRESS. More information on this is available in the documentation for the isLoggable() meth...
Send message to specific client with socket.io and node.js
... is how I got this working in clustered Node.js server:
First you need to set Redis store as the store so that messages can go cross processes:
var express = require("express");
var redis = require("redis");
var sio = require("socket.io");
var client = redis.createClient()
var app = express.creat...
Are different ports on the same server considered cross-domain? (Ajax-wise)
...
Note that IE6 under certain security settings lets you request a different port on the same domain.
– Alsciende
Oct 13 '09 at 10:12
add a...
Delete keychain items when an app is uninstalled
...e values from keychain here
[[NSUserDefaults standardUserDefaults] setValue:@"1strun" forKey:@"FirstRun"];
[[NSUserDefaults standardUserDefaults] synchronize];
}
//...Other stuff that usually happens in didFinishLaunching
}
This checks for and sets a "FirstRun" key/value i...
How to use enums as flags in C++?
...gether and store the result in an int.
The enum type is a restricted subset of int whose value is one of its enumerated values. Hence, when you make some new value outside of that range, you can't assign it without casting to a variable of your enum type.
You can also change the enum value type...
How to implement a good __hash__ function in python [duplicate]
...being that changing the hash of an object that already belongs to, e.g., a set wreaks havoc on the set's internal data structures.
– javawizard
Sep 5 '13 at 22:03
...
'pip' is not recognized as an internal or external command
...p installation to your PATH variable, you can use the Control Panel or the setx command. For example:
setx PATH "%PATH%;C:\Python34\Scripts"
Note:
According to the official documentation, "[v]ariables set with setx variables are available in future command windows only, not in the current comma...
What is an optional value in Swift?
... String. It's not. An optional String is not a String with some "optional" setting turned on. It's not a special variety of String. A String and an optional String are completely different types.
Here's the most important thing to know: An optional is a kind of container. An optional String is a con...
How to get scrollbar position with Javascript?
...ent.scrollTop and element.scrollLeft to get the vertical and horizontal offset, respectively, that has been scrolled. element can be document.body if you care about the whole page. You can compare it to element.offsetHeight and element.offsetWidth (again, element may be the body) if you need percent...
How to scroll to top of long ScrollView layout?
...
i had the same problem and this fixed it. Hope it helps you.
listView.setFocusable(false);
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