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java: ArrayList - how can i check if an index exists?
...void using try/catch for this kind of work, it will slow down your program by 50% or maybe more.. error checking adds like a strap to your existing code to slow it down.. better to avoid it in critical areas. Checking for length in this case is the best thing you can do, since the index will always ...
Bold words in a string of strings.xml in Android
...bold/italic tags in a CDATA block so they don't get parsed until it's used by Html.fromHtml(): ... <![CDATA[<b><i>so</i></b>]]> ...
– dule
Mar 30 '12 at 19:33
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Android java.lang.VerifyError?
...bs") and put library jar
there.
Add the directory to the build class
path by (click right button on the
folder and select "Build path"->"Use
as source folder").
Rebuild your project.
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App教程 · App Inventor 2 中文网
...，做点有趣的。从一块积木开始，完成你的 App
LEARN BY MAKING · 在创造中学习
一个灵感，一个你做的 App。
从第一块积木，到第一个作品。跟着图文教程动手探索，让想法在手机上发生。
开始第一个项目 ↗
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Nodemailer with Gmail and NodeJS
...
I solved this by going to the following url (while connected to google with the account I want to send mail from):
https://www.google.com/settings/security/lesssecureapps
There I enabled less secure apps.
Done
...
What is a callback?
...ou have coded and then returns a
value to the browser that can be read
by another client script function.
Throughout this process, the page is
live in the browser.
Source: http://msdn.microsoft.com/en-us/library/ms178208.aspx
If you are referring to callbacks in code:
Callbacks are often...
Android Activity as a dialog
...activity android:theme="@android:style/Theme.Dialog" />
(as mentioned by @faisal khan)
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Installing vim with ruby support (+ruby)
...and-t installed for vim but my current version of vim doesn't have the (+ruby) flag. The command "which ruby" shows that ruby is installed.
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How to retrieve the hash for the current commit in Git?
...
There's always git describe as well. By default it gives you --
john@eleanor:/dev/shm/mpd/ncmpc/pkg (master)$ git describe --always
release-0.19-11-g7a68a75
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How do I fit an image (img) inside a div and keep the aspect ratio?
...ipt type="text/javascript">
(function() {
var img = document.getElementById('container').firstChild;
img.onload = function() {
if(img.height > img.width) {
img.height = '100%';
img.width = 'auto';
}
};
}());
</script>
CSS
#container {
width: 48px;
heigh...