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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
...llow these instructions:
Download App Engine for Python at http://code.google.com/appengine/ . After installing it, run the GoogleAppEngineLauncher by clicking its icon.
Download this sample code. It is a zip file containg the source code for your custom tinywebdb web service
Unzip the downl...
How should I choose an authentication library for CodeIgniter? [closed]
... wiki, Redux has been discontinued, but the Ion Auth fork is going strong: https://github.com/benedmunds/CodeIgniter-Ion-Auth
Ion Auth is a well featured library without it being overly heavy or under advanced. In most cases its feature set will more than cater for a project's requirements.
Pros
L...
Array to Hash Ruby
Okay so here's the deal, I've been googling for ages to find a solution to this and while there are many out there, they don't seem to do the job I'm looking for.
...
Why am I seeing an “origin is not allowed by Access-Control-Allow-Origin” error here? [duplicate]
...er-side code (PHP, Ruby, ...).
Read more on Cross-Origin ajax requests on https://developer.mozilla.org/en/http_access_control
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Get generic type of class at runtime
...pe parameters are removed during compilation (so-called "erasure", you can google it). The trick in FrVaBe's answer works only if the type params of the superclass are known statically (see the first commment by Johnathn)
– ewernli
Apr 25 '14 at 12:53
...
Custom numeric format string to always display the sign
...#;-# it will display just + (not +0) for 0.
The "#" Custom Specifier (at https://msdn.microsoft.com/en-us/library/0c899ak8.aspx)
Note that this specifier never displays a zero that is not a significant digit, even if zero is the only digit in the string. It will display zero only if it is a si...
How do I get an apk file from an Android device?
...t recognize the app from the list of package names, try finding the app in Google Play using a browser. The URL for an app in Google Play contains the package name.
2) Get the full path name of the APK file for the desired package.
adb shell pm path com.example.someapp
The output will look somet...
How would Git handle a SHA-1 collision on a blob?
...mps such that the resulting git commit has your desired prefix.
Example: https://github.com/bradfitz/deadbeef
Daniel Dinnyes points out in the comments to 7.1 Git Tools - Revision Selection, which includes:
A higher probability exists that every member of your programming team will be attac...
Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt
...System.Security.Cryptography;
public class Program
{
// More info: https://stormpath.com/blog/jwt-the-right-way/
public static void Main()
{
var header = "{\"typ\":\"JWT\",\"alg\":\"HS256\"}";
var claims = "{\"sub\":\"1047986\",\"email\":\"jon.doe@eexample....
Sending emails with Javascript
...
You can use this free service: https://www.smtpjs.com
Include the script:
<script src="https://smtpjs.com/v2/smtp.js"></script>
Send an email using:
Email.send(
"from@you.com",
"to@them.com",
"This is a subject",
"this is the b...