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How do I add a ToolTip to a control?
...
Here is your article for doing it with code
private void Form1_Load(object sender, System.EventArgs e)
{
// Create the ToolTip and associate with the Form container.
ToolTip toolTip1 = new ToolTip();
// Set up the delays for the ToolTip.
toolTip1.AutoPopDelay =...
Phone: numeric keyboard for text input
...for more detail: Text, Web, and Editing Programming Guide for iOS
<form>
<input type="text" pattern="\d*">
<button type="submit">Submit</button>
</form>
share
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Rails 4 multiple image or file upload using carrierwave
....build
end
def create
@post = Post.new(post_params)
respond_to do |format|
if @post.save
params[:post_attachments]['avatar'].each do |a|
@post_attachment = @post.post_attachments.create!(:avatar => a)
end
format.html { redirect_to @post, notice: 'Post w...
AngularJS validation with no enclosing
...ngular to validate a single, isolated <input> in a similar way the forms are validated? I'm thinking about something like this:
...
Creating a singleton in Python
...
96
class Foo(object):
pass
some_global_variable = Foo()
Modules are imported only once, ev...
Sending files using POST with HttpURLConnection
...he");
httpUrlConnection.setRequestProperty(
"Content-Type", "multipart/form-data;boundary=" + this.boundary);
Start content wrapper:
DataOutputStream request = new DataOutputStream(
httpUrlConnection.getOutputStream());
request.writeBytes(this.twoHyphens + this.boundary + this.crlf);
req...
'UserControl' constructor with parameters in C#
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Design decisions made regarding the way Windows Forms works more or less preclude parameterized .ctors for windows forms components. You can use them, but when you do you're stepping outside the generally approved mechanisms. Rather, Windows Forms prefers initialization ...
Image resizing client-side with JavaScript before upload to the server
...in addition to being resized) also suffered a huge loss of quality (in the form of severe pixelation), though it was outputed at the correct resolution.
– Ruben Martinez Jr.
Dec 3 '15 at 22:28
...
What is the difference between #include and #include “filename”?
...e, and then follows the search path used for the #include <filename> form. This method is normally used to include programmer-defined header files.
A more complete description is available in the GCC documentation on search paths.
...
GOTO still considered harmful? [closed]
...
187
The following statements are generalizations; while it is always possible to plead exception, i...