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What is android:weightSum in android, and how does it work?
I want to know: What is android:weightSum and layout weight, and how do they work?
9 Answers
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Why are nested weights bad for performance? Alternatives?
...ted weights are bad for performance because:
Layout weights require a widget to be measured twice. When a
LinearLayout with non-zero weights is nested inside another
LinearLayout with non-zero weights, then the number of measurements
increase exponentially.
It's better to use RelativeLay...
How do I clone a Django model instance object and save it to the database?
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I had to set both obj.pk and obj.id to make this work in Django 1.4
– Petr Peller
Jan 10 '14 at 18:00
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Delaying AngularJS route change until model loaded to prevent flicker
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$routeProvider resolve property allows delaying of route change until data is loaded.
First define a route with resolve attribute like this.
angular.module('phonecat', ['phonecatFilters', 'phonecatServices', 'phonecatDirectives']).
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How can I resize an image dynamically with CSS as the browser width/height changes?
... even require media queries.
To make the images flexible, simply add max-width:100% and height:auto. Image max-width:100% and height:auto works in IE7, but not in IE8 (yes, another weird IE bug). To fix this, you need to add width:auto\9 for IE8.
source: http://webdesignerwall.com/tutorials/respons...
How can jQuery deferred be used?
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Here is a useful video on this topic bigbinary.com/videos/3-using-deferred-in-jquery
– Nick Vanderbilt
Jul 24 '11 at 6:08
5...
Pass a JavaScript function as parameter
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You just need to remove the parenthesis:
addContact(entityId, refreshContactList);
This then passes the function without executing it first.
Here is an example:
function addContact(id, refreshCallback) {
refreshCallback();
// You can also pass arguments if you need to
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Identify user in a Bash script called by sudo
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I think $SUDO_USER is valid.
#!/bin/bash
echo $SUDO_USER
whoami
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Can I underline text in an Android layout?
How can I define underlined text in an Android layout xml file?
25 Answers
25
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Trying to start a service on boot on Android
I've been trying to start a service when a device boots up on android, but I cannot get it to work. I've looked at a number of links online but none of the code works. Am I forgetting something?
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