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Disabled UIButton not faded or grey
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190
You can use following code:
sendButton.enabled = YES;
sendButton.alpha = 1.0;
or
sendButton...
What's the difference between an object initializer and a constructor?
...struction of objects when you're using an object.
Constructors run, given 0 or more parameters, and are used to create and initialize an object before the calling method gets the handle to the created object. For example:
MyObject myObjectInstance = new MyObject(param1, param2);
In this case, t...
Printing a variable memory address in swift
...UnsafePointer(to: &str) {
print(" str value \(str) has address: \($0)")
}
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Computed / calculated / virtual / derived columns in PostgreSQL
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140
Up to Postgres 11 generated columns are not supported - as defined in the SQL standard and imple...
Flushing footer to bottom of the page, twitter bootstrap
...t;footer class="footer"></footer>
CSS:
html, body {
height: 100%;
}
#wrap {
min-height: 100%;
}
#main {
overflow:auto;
padding-bottom:150px; /* this needs to be bigger than footer height*/
}
.footer {
position: relative;
margin-top: -150px; /* negative value of footer heig...
What is the meaning of the planned “private protected” C# access modifier?
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According to "Professional C# 2008" by De Bill Evjen and Jay Glynn, page 1699:
private protected - "only derived types within the current assembly"
C++/CLI has a similar feature - Define and Consume Classes and Structs (C++/CLI) > Member visibilit...
How do I keep Python print from adding newlines or spaces? [duplicate]
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201
import sys
sys.stdout.write('h')
sys.stdout.flush()
sys.stdout.write('m')
sys.stdout.flush()
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Excel: last character/string match in a string
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JvdVJvdV
30k44 gold badges1717 silver badges3838 bronze badges
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What is the difference between conversion specifiers %i and %d in formatted IO functions (*printf /
...er, but %i defaults to decimal but also allows hexadecimal (if preceded by 0x) and octal (if preceded by 0).
So 033 would be 27 with %i but 33 with %d.
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how to put focus on TextBox when the form load?
...this worked for me where everything else did not. Not sure why Tab Index = 0 won't work but there are probably strange order of operations going on while loading the form/showing dialog.
– David Carrigan
Sep 16 '15 at 18:07
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