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How to check internet access on Android? InetAddress never times out
...got a AsyncTask that is supposed to check the network access to a host name. But the doInBackground() is never timed out. Anyone have a clue?
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Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path
...ificate for App2 to the truststore file of the used JVM located at %JAVA_HOME%\lib\security\cacerts.
First you can check if your certificate is already in the truststore by running the following command:
keytool -list -keystore "%JAVA_HOME%/jre/lib/security/cacerts" (you don't need to provide a pas...
.gitignore exclude files in directory but not certain directories
... and only the .gitignore file in each directory will get added -- but this means the directories will now be tracked (i.e., created when cloning).
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How should I write tests for Forms in Django?
...class MyTests(TestCase):
def test_forms(self):
form_data = {'something': 'something'}
form = MyForm(data=form_data)
self.assertTrue(form.is_valid())
... # other tests relating forms, for example checking the form data
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AngularJS - Value attribute on an input text box is ignored when there is a ng-model used?
Using AngularJS if I set a simple input text box value to something like "bob" below. The value does not display if the ng-model attribute is added.
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Stop Mongoose from creating _id property for sub-document array items
If you have subdocument arrays, Mongoose automatically creates ids for each one. Example:
6 Answers
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What's the best way to model recurring events in a calendar application?
...ation that needs to support recurring events, but all the solutions I've come up with to handle these events seem like a hack. I can limit how far ahead one can look, and then generate all the events at once. Or I can store the events as repeating and dynamically display them when one looks ahead on...
Linear Regression and group by in R
...a linear regression in R using the lm() function. My data is an annual time series with one field for year (22 years) and another for state (50 states). I want to fit a regression for each state so that at the end I have a vector of lm responses. I can imagine doing for loop for each state then do...
Flexbox: center horizontally and vertically
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I think you want something like the following.
html, body {
height: 100%;
}
body {
margin: 0;
}
.flex-container {
height: 100%;
padding: 0;
margin: 0;
display: -webkit-box;
display: -moz-box;
dis...
Hibernate problem - “Use of @OneToMany or @ManyToMany targeting an unmapped class”
...finding my feet with Hibernate Annotations and I've hit a problem I hope someone can help with.
7 Answers
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