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Java heap terminology: young, old and permanent generations?
...to each other?
Image source & oracle technetwork tutorial article: http://www.oracle.com/webfolder/technetwork/tutorials/obe/java/gc01/index.html
"The General Garbage Collection Process" in above article explains the interactions between them with many diagrams.
Have a look at summary dia...
default select option as blank
...he server:
<option label=" "></option>
Verified validity on http://validator.w3.org/check
Verified behavior with Win7(IE11 IE10 IE9 IE8 FF35 Safari5.1) Ubuntu14.10(Chrome40, FF35) OSX_Yosemite(Safari8, Chrome40) Android(Samsung-Galaxy-S5)
The following also passes validation today, ...
Eager load polymorphic
...ssociations are only supported by preload. It's in the documentation here: http://api.rubyonrails.org/v5.1/classes/ActiveRecord/EagerLoadPolymorphicError.html
So always use preload for polymorphic associations. There is one caveat for this: you cannot query the polymorphic assocition in where claus...
Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
...trip all namespaces
root = it.root
This is based on the discussion here:
http://bugs.python.org/issue18304
Update: rpartition instead of partition makes sure you get the tag name in postfix even if there is no namespace. Thus you could condense it:
for _, el in it:
_, _, el.tag = el.tag.rpar...
Using openssl to get the certificate from a server
...utput and also supports SNI, which is important if you are working with an HTTP server is:
openssl s_client -servername example.com -connect example.com:443 \
</dev/null 2>/dev/null | openssl x509 -text
The -servername option is to enable SNI support and the openssl x509 -text prints th...
Injecting a mock into an AngularJS service
... and instead create a mock version of the service with fake data. Mocking $http isn't a good solution either, because then you're actually testing two services in one test, instead of unit-testing the two services in isolation. So I would like to re-iterate the question. How do you pass a mock servi...
How to convert a Base64 string into a Bitmap image to show it in a ImageView?
...
To check online you can use
http://codebeautify.org/base64-to-image-converter
You can convert string to image like this way
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.support.v7.app.AppCompatActivity;
import ...
Select all DIV text with single mouse click
...;
}
}
<div id="selectable" onclick="selectText('selectable')">http://example.com/page.htm</div>
Now you have to pass the ID as an argument, which in this case is "selectable", but it's more global, allowing you to use it anywhere multiple times without using, as chiborg men...
Iterate through options
...option").each(function() {
alert(this.text + ' ' + this.value);
});
http://api.jquery.com/each/
http://jsfiddle.net/Rx3AP/
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HTML5 Video Dimensions
... video
vid.videoWidth; // returns the intrinsic width of the video
Spec: https://html.spec.whatwg.org/multipage/embedded-content.html#the-video-element
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