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How to pass data from 2nd activity to 1st activity when pressed back? - android
...2 with startActivityForResult and use setResult method for sending data back from Activity2 to Activity1. In Activity1 you will need to override onActivityResult for updating TextView with EditText data from Activity2.
For example:
In Activity1, start Activity2 as:
Intent i = new Intent(this, Act...
How to get random value out of an array?
...
You can also do just:
$k = array_rand($array);
$v = $array[$k];
This is the way to do it when you have an associative array.
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Convert decimal to binary in python [duplicate]
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aaronasterlingaaronasterling
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string to string array conversion in java
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iota
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answered Aug 5 '10 at 10:13
rsprsp
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Using HTML5/JavaScript to generate and save a file
I've been fiddling with WebGL lately, and have gotten a Collada reader working. Problem is it's pretty slow (Collada is a very verbose format), so I'm going to start converting files to a easier to use format (probably JSON). I already have the code to parse the file in JavaScript, so I may as well ...
How to force a line break in a long word in a DIV?
Okay, this is really confusing me. I have some content inside of a div like so:
16 Answers
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How can I make Flexbox children 100% height of their parent?
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Use align-items: stretch
Similar to David Storey's answer, my workaround is:
.flex-2 {
display: flex;
align-items: stretch;
}
Alternatively to align-items, you can use align-self just on the .flex-2-child item you want stretched.
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Android List Preferences: have summary as selected value?
...e setSummary method in Java. For example:
<ListPreference
android:key="pref_list"
android:title="A list of preferences"
android:summary="%s"
android:entries="@array/pref_list_entries"
android:entryValues="@array/pref_list_entries_values"
android:defaultValue="0" />
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jQuery loop over JSON result from AJAX Success?
On the jQuery AJAX success callback I want to loop over the results of the object. This is an example of how the response looks in Firebug.
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Why is the clone() method protected in java.lang.Object?
...ct that the clone method is not declared in the Cloneable interface.
It makes the method pretty useless for taking copies of data because you cannot say:
if(a instanceof Cloneable) {
copy = ((Cloneable) a).clone();
}
I think that the design of Cloneable is now largely regarded as a mistake (...