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How to force a WPF binding to refresh?
...a serial port, and want to check whether it's open, closed, the baud rate, etc you can create a wrapper class around the serial port that implements INotifyPropertyChanged, but you will have to keep the port private to that wrapper and thus need to write a property and method for everything on that ...
Adjust UIButton font size to width
... button's width.
The other options (minimum scale factor, number of lines etc) can still be used to customize further according to your needs, but are not required.
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How do you get the length of a string?
... the element is a different html element like a paragraph or list item div etc, you must use
$('#selector').text().length;
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How to apply two CSS classes to a single element
...ss is for color and second class is for setting width, height, font-style, etc.
When we combine both the classes then the first class and second class both are in
effect.
.color
{background-color:#21B286;}
.box
{
width:"100%";
height:"100px";
font-size: 16px;
text-align:center;
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How to import JsonConvert in C# application?
.../docs.microsoft.com/en-us/aspnet/core/web-api/advanced/formatting?view=aspnetcore-2.1
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SQL is null and = null [duplicate]
...alue (including another null) using a comparison operator (eg =, !=, <, etc) will result in a null, which is considered as false for the purposes of a where clause (strictly speaking, it's "not true", rather than "false", but the effect is the same).
The reasoning is that a null means "unknown",...
How do you input commandline argument in IntelliJ IDEA?
...There are other options there as well: code coverage, logging, build, JRE, etc.
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Any free WPF themes? [closed]
...d feel with a few variants like dark and light base themes with green,blue etc for text and others. Its pretty cool and can be used out of the box.
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Shell script while read line loop stops after the first line
...
while read host ; do $host do_something ; done < /etc/hosts would avoid it. That's quite a life saver, thanks!
– rat
Jul 19 '19 at 15:09
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How should one use std::optional?
... fail
This requires dynamic memory allocation, worrying about ownership, etc. - always prefer one of the other two signatures above.
Another example:
class Contact
{
std::optional<std::string> home_phone;
std::optional<std::string> work_phone;
std::optional<std::stri...