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How to check if AlarmManager already has an alarm set?
When my app starts, I want it to check if a particular alarm (registered via AlarmManager) is already set and running. Results from google seem to indicate that there is no way to do this. Is this still correct? I need to do this check in order to advise the user before any action is taken to create...
Force CloudFront distribution/file update
...ose of you using the API to do the invalidation, approximately how long is it taking for the invalidation to take effect?
– ill_always_be_a_warriors
Jan 16 '13 at 0:57
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Min/Max-value validators in asp.net mvc
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Here is how I would write a validator for MaxValue
public class MaxValueAttribute : ValidationAttribute
{
private readonly int _maxValue;
public MaxValueAttribute(int maxValue)
{
_maxValue = maxValue;
...
搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...安装程序包
wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-2.4.6.tgz
#解压下载的压缩包
tar xvzf mongodb-linux-x86_64-2.4.6.tgz
#进入mongodb程序执行文件夹
cd mongodb-linux-x86_64-2.4.6/bin/
3、启动单实例mongodb
mongod --dbpath /data/mongodbtest/...
How do I find which rpm package supplies a file I'm looking for?
...ample, I am looking for a mod_files.sh file which presumably would come with the php-devel package. I guessed that yum would install the mod_files.sh file with the php-devel x86_64 5.1.6-23.2.el5_3 package, but the file appears to not to be installed on my filesystem.
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When do items in HTML5 local storage expire?
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It's not possible to specify expiration. It's completely up to the user.
https://developer.mozilla.org/en-US/docs/Web/API/Window/localStorage
Of course, it's possible that something your application stores on the client may...
GDB missing in OS X v10.9 (Mavericks)
I went to use GDB in OS X v10.9 (Mavericks), and it's not there. Where has it gone?
12 Answers
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How does Apple know you are using private API?
I submitted a binary file to Apple without any source code.
10 Answers
10
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JavaScript and Threads
...b workers, if you want to see them in action:
Simulated Annealing ("Try it" link)
Space Invaders (link at end of post)
MoonBat JavaScript Benchmark (first link)
The Gears plugin can also be installed in Firefox.
Safari 4, and the WebKit nightlies have worker threads:
JavaScript Ray Tracer
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Is there an exponent operator in C#?
...follow
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edited Aug 16 at 23:24
Neuron
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