upload-img | 拖拽上传 | Application Framework library
kandi X-RAY | upload-img Summary
kandi X-RAY | upload-img Summary
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QUESTION
How can I properly use the $ (this) variable to hide an element?
The task is this: I have 2 or more inputs with a type file for upload img. On click I have to hide the input and show another div. Now, when I click, are show both divs.
...ANSWER
Answered 2020-Jul-24 at 13:08Have a look at this
If you need a preview then Preview an image before it is uploaded is where to find it.
QUESTION
So, i'm making this social network app and it has user profile. if user wants to update profile, eg. name, by opening modal EditUser, the old value of users name should be there, in input filed, and user needs to have opportunity to change/update that. I used 'defaultValue', and there is it, in input field, but if i don't change anything in that field, just click 'update', it will be lost. updated value is empty string then, and not the value that is showing in that field. how can i fix this?
Also interested how to set as default user image. so, user has profile image, and on update if user changes only name, not the picture or something else, everything else should be the same, but photo is also like input text field lost.
here is what i tried: MyProfile.tsx
...ANSWER
Answered 2020-Jul-04 at 14:45In UpdateProfile, you should initialise the states with the value you got in props and later they could change.
QUESTION
When I upload an image, it will display in the canvas. In this image, i can make changes. Now If I try to upload new image, I want to remove the previous image and display the new one. I have tried following lines for code. But it is not clearing the canvas. Instead new images are coming on top of the previous one.
...ANSWER
Answered 2020-Jun-11 at 12:55You'd need to clear upon each change all canvas' already created before recreating any more
QUESTION
My specialist setting adds and edits in one page. Everything is working But there is one problem. When I edit everything, it does not save what I edited. I don’t understand why. Specialist have one to one table (profile_settings).
Profile settings Migration
...ANSWER
Answered 2020-Apr-19 at 19:24Using $request->validate()
can be problematic. if validation fails, it attempts to return to the previous page, which isn't always what we want. Try to do it this way instead.
QUESTION
My PHP site (not Wordpress) is using timthumb.php and I get img related errors because it can't access /team/assets/images/upload-img.jpg?h=50&w=50
, but it works without query parameters:
/team/assets/images/upload-img.jpg
.
Which rewrite rules should I add in order to support those query parameters for image resizing? At the moment I only have a default htaccess:
...ANSWER
Answered 2019-Sep-01 at 21:33It’s not a .htaccess problem. You’re using $
instead of &
. The URL should be:
QUESTION
In my angular app, I have a custom image grid when after last image I have custom made div with some fa-icon and text when user click on it want to display the image selection window in pc
I have tried to put inside my cutome made div and give it as
input{display:none}
in css but nothing happens.i will attach image with this post
ANSWER
Answered 2019-Aug-23 at 08:59Simplest way
component.html
QUESTION
I'm trying to build a image preview for uploaded files but i want the images to update their previews when user re-uploades on the same input. The code that i wrote for multiple images works but the one with primary image doesn't.
...ANSWER
Answered 2019-Jul-09 at 12:28You can use files
on the input to get the length:
QUESTION
I use php ver. 7.1.0 and now I have problem
Fatal error: Switch statements may only contain one default clause in /icore.php on line 477
Here's the code:
...ANSWER
Answered 2017-May-16 at 11:56You can not use a case statement inside a case. Try this corrected code
QUESTION
My requirement is to add form fields dynamically. I am able to add form group dynamically on click of button +Add Heading.
In that form group, I have a button +Add Content on click of which a new input element should be added to the group.
I am able to modify the JSON accordingly and logging the same and updating the state. but my view is not rendering as expected.
Any help will be highly appreciated.
Stackblitz: https://stackblitz.com/edit/react-utjwsu?embed=1&file=index.js
/Code for the same/
...ANSWER
Answered 2018-Dec-30 at 12:25The reason this isn't working properly is because you are directly modifying this.state
. React won't automatically re-render, because you didn't tell it that the state had changed.
You need to be calling this.setState()
to set the new state.
If you are adding to an object (such as this.state.content
, you need to make sure that you take a copy of the object (using something like _.cloneDeep()
) to make sure you are not modifying the existing object.
Hopefully that is enough explanation for you to be able to fix your problem.
UPDATE:
You are indirectly modifying the state, with this code:
const contents = this.state.content;
contents[index].Content.push({value:''});
contents
is a variable which isn't a copy of this.state.content
, it'a a reference to it. So pushing a value into the object is actually modifying the state directly. My apologies for not making this clearer in the original answer
QUESTION
i'm doing upload image file by laravel and that image is not to update to database. It's my controller
...ANSWER
Answered 2018-Jun-14 at 17:49You should use a MultiPart form
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