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Jinja2 shorthand conditional
...is construct is not really applicable in languages that interpret an empty string as falsy. True and '' or 'a' will evaluate to a, which is not what was intended.
– Gabriel Jablonski
Jan 11 at 9:12
...
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...
Understanding colors on Android (six characters)
...th.round(i * 100) / 100.0d;
int alpha = (int) Math.round(i * 255);
String hex = Integer.toHexString(alpha).toUpperCase();
if (hex.length() == 1)
hex = "0" + hex;
int percent = (int) (i * 100);
System.out.println(String.format("%d%% — %s", percent, hex));
}
Output:
10...
How do I escape spaces in path for scp copy in Linux?
...\ c' .
does not work
scp localhost:'f/a b c' .
The reason is that the string is interpreted by the shell before the path is passed to the scp command. So when it gets to the remote the remote is looking for a string with unescaped quotes and it fails
To see this in action, start a shell with ...
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...
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...
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...
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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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...
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
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