When publishing an application or a custom rom you need to sign the .apk or .zip files with a certificate using a private key. The Android system uses the certificate to identify the author of an application and establish trust relationship between applications. The classic way of doing this was to … [Read more...] about How to Sign Android APK or Zip Files
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How to Zip Files or Folder On The Fly Using PHP
Sometimes in web programming when dealing with multiple files or directory download operations, it is better to serve the user with a single zip file rather than let the user manually download the file one by one using direct link download . To overcome this problem, we have to create a zip file on … [Read more...] about How to Zip Files or Folder On The Fly Using PHP
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