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How does a UILabel's minimumScaleFactor work?
...w to calculate a minimumScaleFactor? Divide your label's minimum font size by your label's default font size. For example, your default font size is 25. Your minimum font size is 10.
10/25 = 0.4
0.4 is your minimumScaleFactor value. Also see @Jsdodgers's answer above.
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How to Deserialize XML document
... attributes are redundant, as it simply mimics the default behaviour; i.e. by default a property called StockNumber is stored as an element named <StockNumber> - no need for attributes for that.
– Marc Gravell♦
May 8 '12 at 6:13
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Convert a char to upper case using regular expressions (EditPad Pro)
...
You can do this in jEdit, by using the "Return value of a BeanShell snippet" option in jEdit's find and replace dialog. Just search for " [a-z]" and replace it by " _0.toUpperCase()" (without quotes)
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Initialize parent's protected members with initialization list (C++)
...all the base class constructor explicitly, the compiler does that for you (by generating the appropriate trivial constructor for the base class). This causes the something member to be default initialized.
From C++0x draft:
12.6.2 Initializing bases and members
2 Names in a mem-initializer-id are
l...
offsetting an html anchor to adjust for fixed header [duplicate]
...fixed header (I hope that makes sense). I need a way to offset the anchor by the 25px from the height of the header. I would prefer HTML or CSS, but Javascript would be acceptable as well.
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How to validate an email address in PHP
...l doesn't guarantee that the mail exists. The only way to find that out is by sending a confirmation mail.
Now that you have your easy answer feel free to read on about email address validation if you care to learn or otherwise just use the fast answer and move on. No hard feelings.
Trying to v...
What is the at sign (@) in a batch file and what does it do?
...f" causes this behavior to become automatic. "Echo" is usually set to "on" by default when the execution of a script begins. This is the reason "@echo off" is commonly used, to turn echo off without displaying the act of turning it off.
echo verbose
@echo less verbose
pause
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Difference between a virtual function and a pure virtual function [duplicate]
...se class and must be implemented in a leaf subclass.
You denote that fact by appending the "= 0" to the declaration, like this:
class AbstractBase
{
virtual void PureVirtualFunction() = 0;
}
Then you cannot declare and instantiate a subclass without it implementing the pure virtual function:...
Add file extension to files with bash
...ation is true, in this case isn't. Because, here the % is got replaced not by shell expansion but by the xargs internally (directly), so the % will be substituted correctly even with spaces in filenames.
Simple demo:
$ mkdir xargstest
$ cd xargstest
# create two files with spaces in names
$ touch...
How to clean project cache in Intellij idea like Eclipse's clean?
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FYI, at least by IntelliJ 2017.1 (preview), this menu item has changed to File > Invalidate Caches / Restart.
– Basil Bourque
Mar 10 '17 at 6:16
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