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Get users by name property using Firebase
.... At a high level, Firebase is a tree-structured NoSQL data store, and provides a few simple primitives for managing lists of data:
Write to Firebase with a unique, known key:
ref.child('users').child('123').set({ "first_name": "rob", "age": 28 })
Append to lists with an auto-generated key that ...
How to set space between listView Items in Android
...XML for anyone maybe floating in here later via google:
<ListView android:id="@+id/MyListView"
android:layout_height="match_parent"
android:layout_width="match_parent"
android:divider="@android:color/transparent"
android:dividerHeight="10.0sp"/>
For some reason, values such as "10",...
JSTL in JSF2 Facelets… makes sense?
...e which do not extend from UIComponent are also taghandlers, e.g. <f:validator>, <ui:include>, <ui:define>, etc. The ones which extend from UIComponent are also JSF UI components, e.g. <f:param>, <ui:fragment>, <ui:repeat>, etc. From JSF UI components only the id ...
Using a ListAdapter to fill a LinearLayout inside a ScrollView layout
...mething like this (no ScrollView needed anymore):
<ListView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/my_top_layout"
android:layout_width="fill_parent"
android:layout_height="fill_parent"/>
Then in onCreateView() (I'll use an example with a fragment) ...
In Flux architecture, how do you manage Store lifecycle?
...1. Flux assumes this situation is an eventuality in a large application. Ideally this situation would not need to happen, and developers should strive to avoid this complexity, if possible. But the singleton Dispatcher is ready to handle it when the time comes.
Stores are singletons as well. Th...
Places where JavaBeans are used?
...ser implements java.io.Serializable {
// Properties.
private Long id;
private String name;
private Date birthdate;
// Getters.
public Long getId() { return id; }
public String getName() { return name; }
public Date getBirthdate() { return birthdate; }
// Setter...
Transactions in REST?
...
Consider a RESTful shopping basket scenario. The shopping basket is conceptually your transaction wrapper. In the same way that you can add multiple items to a shopping basket and then submit that basket to process the order, ...
How to dynamically update a ListView on Android [closed]
On Android, how can I a ListView that filters based on user input, where the items shown are updated dynamically based on the TextView value?
...
Can I change the checkbox size using CSS?
...e: 110%;
display: inline;
}
<input type="checkbox" name="optiona" id="opta" checked />
<span class="checkboxtext">
Option A
</span>
<input type="checkbox" name="optionb" id="optb" />
<span class="checkboxtext">
Option B
</span>
<input type="ch...
“is” operator behaves unexpectedly with integers
...ke a look at this:
>>> a = 256
>>> b = 256
>>> id(a)
9987148
>>> id(b)
9987148
>>> a = 257
>>> b = 257
>>> id(a)
11662816
>>> id(b)
11662828
Here's what I found in the Python 2 documentation, "Plain Integer Objects" (It's the...