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Android preferences onclick event
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Where shall i place this? in my SettingsActivity in onPostCreate wont work because it is too early(Nullpointer-Exception). Any help is appreciated
– Wandang
Feb 21 '13 at 18:28
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Maven: Command to update repository after adding dependency to POM
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mvn install (or mvn package) will always work.
You can use mvn compile to download compile time dependencies or mvn test for compile time and test dependencies but I prefer something that always works.
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AngularJS : When to use service instead of factory
...actory).
ref: angular.service vs angular.factory
Second:
Keep in mind all providers in AngularJS (value, constant, services, factories) are singletons!
Third:
Using one or the other (service or factory) is about code style.
But, the common way in AngularJS is to use factory.
Why ?
Be...
Postgres: “ERROR: cached plan must not change result type”
...after the database table was modified. This reset the database connection, allowing the prepared statement to execute without errors.
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Possible to make labels appear when hovering over a point in matplotlib?
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It seems none of the other answers here actually answer the question. So here is a code that uses a scatter and shows an annotation upon hovering over the scatter points.
import matplotlib.pyplot as plt
import numpy as np; np.random.seed(1)
x = np.random.rand(15)
y =...
String.IsNullOrWhiteSpace in LINQ Expression
...INQ provider to deliver an optimized query. During this transformation not all C# statements are supported, as it either is not possible to translate them to a back-end specific query (e.g. SQL) or because the implementer did not foresee the need for the statement.
In contrast IEnumerable<T>...
What is the maximum possible length of a .NET string?
...st you could do is 1,073,741,823, but you're not likely to ever be able to allocate that on a 32-bit machine.
This is one of those situations where "If you have to ask, you're probably doing something wrong."
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How do you push a Git tag to a branch using a refspec?
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How does this actually solve the original poster's problem about overwriting a branch with a tag by force-pushing it? This just pushes all of your tags to a remote, it won't overwrite any branches.
– user456814
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How can I get the sha1 hash of a string in node.js?
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Good idea. Note, however, that all objects (except arrays and null) will have the same sha1sum value since Object.toString() returns [object Object] by default. So sha1sum({}) === sha1sum({"foo":"bar"}) === sha1sum({"a":1}), etc.
– m...
Is the order of elements in a JSON list preserved?
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Practically speaking, if the keys were of type NaN, the browser will not change the order.
The following script will output "One", "Two", "Three":
var foo={"3":"Three", "1":"One", "2":"Two"};
for(bar in foo) {
alert(foo[bar]);...