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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...ks like this...
class Post < ActiveRecord::Base
has_attached_file :photo
validates_attachment_content_type :photo, :content_type => ["image/jpg", "image/jpeg", "image/png", "image/gif"]
end
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Can I store images in MySQL [duplicate]
...e itself. Well, it is probably not a good idea to store all public members photos/avatars in a database but let's say you want to store only your employees photos and you have <20 employee AND you do NOT want to setup a web server or some kind of "file-sharing" AND ALSO your application supports ...
How do I access call log for android?
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@Abhinav Singh Maurya can you help me to get call log photo_uri from call logs because I not able to get photo_uri from call log
– Sagar
Sep 18 '17 at 10:32
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Android: Bitmaps loaded from gallery are rotated in ImageView
...rom the content resolver thingy (e.g. if your app is responding to a share-photo intent).
public static int getOrientation(Context context, Uri photoUri) {
/* it's on the external media. */
Cursor cursor = context.getContentResolver().query(photoUri,
new String[] { MediaStore.Im...
ImageView 扩展：图片查看器扩展，支持缩放、双击缩放和动画缩放 · App In...
...为 Image1
调用 ImageView1.SetImage 图片路径为 "file:///sdcard/photo.jpg"
调用 ImageView1.SetScaleType 缩放类型为 3 // FIT_CENTER
2. 产品展示
电商应用中的产品图片展示：
当 图片列表.项目点击 索引
调用 ImageView1.SetIm...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
....375.127 (I get the alert):
$.get('http://www.panoramio.com/wapi/data/get_photos?v=1&key=dummykey&tag=test&offset=0&length=20&callback=?&minx=-30&miny=0&maxx=0&maxy=150',
function(json) {
alert(json.photos[1].photoUrl);
});
Also I would recommend you using ...
What's the UIScrollView contentInset property for?
...the top"
To see a place where this is actually used, look at the build-in Photos app on the iphone. The Navigation bar and status bar are transparent, and the contents of the scroll view are visible underneath. That's because the scroll view's frame extends out that far. But if it wasn't for the co...
What is the Objective-C equivalent for “toString()”, for use with NSLog?
...rks):
- (NSString *)description {
return [NSString stringWithFormat: @"Photo: Name=%@ Author=%@", name, author];
}
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adb shell command to make Android package uninstall dialog appear
...google.android.printservice.recommendation
package:com.google.android.apps.photos
package:com.google.android.syncadapters.calendar
package:com.google.android.gsf.login
package:com.google.android.backuptransport
package:com.google.android.inputmethod.latin
# uninstall gmail app
pm uninstall --user 0...
Open Facebook page from Android app?
... unlike regular fb pages , we don't see the Like button, profile and cover photos, etc. it directly opens the Contact info and displays all the posts from the page.
– Neeraj Dwivedi
Sep 12 '19 at 10:04
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