大约有 47,000 项符合查询结果（耗时：0.0726秒） [XML]
Embed image in a element
I'm trying to display a png image on a <button> element in HTML.
The button is the same size as the image, and the image is shown but for some reason not in the center - so it's impossible to see it all.
In other words it seems like the top right corner of the image is located at the center ...
Android View.getDrawingCache returns null, only null
Would anyone please try to explain to me why
10 Answers
10
...
android on Text Change Listener
...
You can add a check to only clear when the text in the field is not empty (i.e when the length is different than 0).
field1.addTextChangedListener(new TextWatcher() {
@Override
public void afterTextChanged(Editable s) {}
@Override
public void beforeTextC...
What's the absurd function in Data.Void useful for?
The absurd function in Data.Void has the following signature, where Void is the logically uninhabited type exported by that package:
...
jQuery/JavaScript: accessing contents of an iframe
I would like to manipulate the HTML inside an iframe using jQuery.
14 Answers
14
...
Not showing placeholder for input type=“date” field
I am doing a phonegap app. When I am trying type="date" input field as shown below, it shows date picker in iPhone as I expected but it doesn't show the placeholder I have given. I found the same issue here in SO, but no solution anywhere.
...
Finding the type of an object in C++
I have a class A and another class that inherits from it, B. I am overriding a function that accepts an object of type A as a parameter, so I have to accept an A. However, I later call functions that only B has, so I want to return false and not proceed if the object passed is not of type B.
...
Finding diff between current and last version
Using Git, how can you find the difference between the current and the last version?
12 Answers
...
How to determine total number of open/active connections in ms sql server 2005
My PHP/MS Sql Server 2005/win 2003 Application occasionally becomes very unresponsive, the memory/cpu usage does not spike. If i try to open any new connection from sql management studio, then the it just hangs at the open connection dialog box.
how to deterime the total number of active connectio...
Debugging “Element is not clickable at point” error
I see this only in Chrome.
47 Answers
47
...