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What does 'foo' really mean?
...gnition, although the Jargon File makes a pretty good case ...
explanation-guide.info/meaning/Metasyntactic-variable.html
Foo is a metasyntactic variable used heavily in computer science to represent concepts abstractly and can be used to represent any part of a ...
en.wikipedia.org/wiki/FOo
Foo is ...
Install an apk file from command prompt?
...
You can build on the command line with ant. See this guide.
Then, you can install it by using adb on the command line.
adb install -r MyApp.apk
The -r flag is to replace the existing application.
sh...
Does .asSet(…) exist in any API?
...mySet = Sets.newHashSet("a", "b")
For more data types see the Guava user guide
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HTML5 Pre-resize images before uploading
...tackled this problem a few years ago and uploaded my solution to github as https://github.com/rossturner/HTML5-ImageUploader
robertc's answer uses the solution proposed in the Mozilla Hacks blog post, however I found this gave really poor image quality when resizing to a scale that was not 2:1 (or ...
通信连接组件 · App Inventor 2 中文网
...以使用这个启动器：
调用高德地图的uri参考地址：https://lbs.amap.com/api/uri-api/guide/mobile-web/point/#point-on-lnglat
调用百度地图的uri参考地址：https://lbsyun.baidu.com/index.php?title=uri/api/web
打开系统照相机（比照相机组件打...
What MIME type should I use for CSV?
...soft seems to be doing own things again, regardless of existing standards: https://en.wikipedia.org/wiki/Comma-separated_values
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Handle file download from ajax post
...
Here is how I got this working
https://stackoverflow.com/a/27563953/2845977
$.ajax({
url: '<URL_TO_FILE>',
success: function(data) {
var blob=new Blob([data]);
var link=document.createElement('a');
link.href=window.URL.createObjec...
Graphviz: How to go from .dot to a graph?
...ightly easier.
Go look at the graphviz site in the section called "User's Guides" for more detail on how to use the tools:
http://www.graphviz.org/documentation/
(See page 27 for output formatting for the dot command, for instance)
http://www.graphviz.org/pdf/dotguide.pdf
...
Unable to find valid certification path to requested target - error even after cert imported
...10 has 80, while JDK 8 has 151
JDK 10 has been recently added the certs
https://dzone.com/articles/openjdk-10-now-includes-root-ca-certificates
http://openjdk.java.net/jeps/319
JDK 10
root@c339504909345:/opt/jdk-minimal/jre/lib/security # keytool -cacerts -list
Enter keystore password:
Keyst...
App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
...计的轻量级协议，基于TCP协议实现。
MQTT 协议文档：https://mqtt.org/
虽然 App Inventor 有现成的 MQTT 扩展，但它们需要额外的 JavaScript 或外部配置文件。此处介绍的 MQTT 客户端组件完全独立工作，不需要任何外部元素。...