Add shadow to custom shape on Android?

Is it possible to add a drop shadow to a custom shape in Android? After looking through the documentation, I only se...

Map values to ArrayList?

I have a Map<Integer, MyClass> and MyClass has 2 fields, Object1 obj and Object2 objj for example. How can I ...

Quantile-Quantile Plot using SciPy?

How would you create a qq-plot using Python? Assuming that you have a large set of measurements and are using some ...

How do change the color of the text of an <option> within a <select>??

I am trying to change the color of the first option to grey color, that only the text (select one option) but here i...

Is possible to lock a NFC tag and later unlock and write data again??

I'm developing a NFC app that will have tags in public places, and in this way it would be necessary to lock the tag...

What is the output of PCA and how it is useful??

PCA is a dimensionality reduction algorithm that helps in reducing the dimensions of our data. The thing I haven't u...

Echo tab characters in bash script?

How do I echo one or more tab characters using a bash script? When I run this code res=' 'x # res = "\t\tx" e...

Add string in a certain position in Python?

Is there any function in Python that I can use to insert a value in a certain position of a string? Something like ...

Oracle how to convert time in UTC to the local time (offset information is missing)?

I have a table which contains a date column. I think that the date in that column is saved in UTC. I would like whe...

The value of this in onclick for a button?

In the code below: &lt;!DOCTYPE html&gt; &lt;html&gt; &lt;script type="text/javascript"&gt; function foo() { ...

How to Wait in Objective-C and Swift?

I want to change my UILabel's text after 2 seconds. I tried setting my UILabel's text to "A text", and use sleep(2)...

Calling a stored procedure in Oracle with IN and OUT parameters?

I have this procedure: CREATE OR REPLACE PROCEDURE PROC1(invoicenr IN NUMBER, amnt OUT NUMBER) AS BEGIN SELECT AMOU...

receiving error: 'Error: SSL Error: SELF_SIGNED_CERT_IN_CHAIN' while using npm?

I am using npm v1.0.104/node 0.6.12 on ubuntu - I am receiving the error copied below while attempting to install an...

How to choose between apache ranger and sentry?

From the wiki provided by those 2 projects, I found it seems they did the similar job. But there must be some differ...

Two dimensional array list?

I've heard of using a two dimensional array like this : String[][] strArr; But is there any way of doing this wit...