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Dynamically generating a QR code with PHP [closed]
... the size of the QR image you want to generate,
the chl is the url-encoded string you want to change into a QR code, and
the choe is the (optional) encoding.
The link, above, gives more detail, but to use it just have the src of an image point to the manipulated value, like so:
<img src="https...
How to detect unused methods and #import in Objective-C
...
Furthermore, selectors that are created based on strings at runtime are quite common.
– dreamlax
Sep 22 '09 at 6:54
1
...
Why are global variables evil? [closed]
...rtant thing) changes there affect the entire interpreter. It is not like a string that you create instances... is like modifying all the string instances. Monkey patching smell.
– graffic
Mar 21 '14 at 6:18
...
What is the difference between getFields and getDeclaredFields in Java reflection
...
As already mentioned, Class.getDeclaredField(String) only looks at the fields from the Class in which you call it.
If you want to search a Field in the Class hierarchy, you can use this simple function:
/**
* Returns the first {@link Field} in the hierarchy for the s...
Pass parameter to controller from @Html.ActionLink MVC 4
...ag.Name }, htmlAttributes:null )
Controller:
public ActionResult About(string name)
{
ViewBag.Message = "Your application description page.";
ViewBag.NameTransfer = name;
return View();
}
And the URL looks like
http://localhost:50297/Home/A...
Limit text length to n lines using CSS
... var max = 200;
var tot, str;
$('.text').each(function() {
str = String($(this).html());
tot = str.length;
str = (tot <= max)
? str
: str.substring(0,(max + 1))+"...";
$(this).html(str);
});
},500); // Delayed for example only.
.text {
position: relati...
C# Pass Lambda Expression as Method Parameter
...mbda)
{
using (SqlConnection connection = new SqlConnection(getConnectionString())) {
connection.Open();
return connection.Query<FullTimeJob, Student, FullTimeJob>(sql,
lambda,
splitOn: "user_id",
param: parameters).ToList<IJob>();
}
}
You woul...
Python Requests - No connection adapters
...ise:
url = '''
http://google.com
'''
because there are '\n' hide in the string. The url in fact become:
\nhttp://google.com\n
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Any reason why scala does not explicitly support dependent types?
...h Pi[Foo.type]{type U = Int} = $anon$1@60681a11
scala> implicit val barString = new Pi[Bar.type] { type U = String }
barString: java.lang.Object with Pi[Bar.type]{type U = String} = $anon$1@187602ae
And now here is our Pi-type-using function in action,
scala> depList(Foo)
res2: List[fooInt...
HTML Form: Select-Option vs Datalist-Option
...ween that and a select box:
A <datalist> fed text box has a single string for both display label and submit. A select box can have a different submit value vs. display label <option value='ie'>Internet Explorer</option>.
A <datalist> fed text box does not support the <o...