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How to get the width and height of an android.widget.ImageView?
...eight, finalWidth;
final ImageView iv = (ImageView)findViewById(R.id.scaled_image);
final TextView tv = (TextView)findViewById(R.id.size_label);
ViewTreeObserver vto = iv.getViewTreeObserver();
vto.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
public boolean onPreDraw() {
...
Run command on the Ansible host
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Yes, you can run commands on the Ansible host. You can specify that all tasks in a play run on the Ansible host, or you can mark individual tasks to run on the Ansible host.
If you want to run an entire play on the Ansible host, then specify hosts: 127.0.0.1 and connection:local in the play,...
Opening Android Settings programmatically
How can I open settings programmatically?
11 Answers
11
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“Invalid JSON primitive” in Ajax processing
I am getting an error in an ajax call from jQuery.
12 Answers
12
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Import error: No module name urllib2
...ython 3 named urllib.request and urllib.error. The 2to3 tool will automatically adapt imports when converting your sources to Python 3.
So you should instead be saying
from urllib.request import urlopen
html = urlopen("http://www.google.com/").read()
print(html)
Your current, now-edited code sa...
Qt 5.1.1: Application failed to start because platform plugin “windows” is missing
...roblem . After a long search I found a comment which had been ignored by all users pointing to the missing lib. Now, many months later, the comment has been changed to an answer. However, when I answered this question by msyself I intended to help other people by directly providing the solution. T...
String.format() to format double in java
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String.format("%1$,.2f", myDouble);
String.format automatically uses the default locale.
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Inserting multiple rows in a single SQL query? [duplicate]
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@ahnbizcad Semicolons in T-sql are USUALLY optional, but they are reported to be required in the future. You should get yourself in the habit of using them to terminate each statement--your code will look nicer too IMO.
– NReilingh
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What .NET collection provides the fastest search
... Is there a collection object (like List , HashTable ) that provides an exceptionly fast Contains() method? Or will I have to write my own? In otherwords, is the default Contains() method just scan each item or does it use a better search algorithm.
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Reference assignment operator in PHP, =&
...rror changes made to another, instead of copying the existing data.
It's called assignment by reference, which, to quote the manual, "means that both variables end up pointing at the same data, and nothing is copied anywhere".
The only thing that is deprecated with =& is "assigning the result ...