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Get lengths of a list in a jinja2 template
... products|length > 1 %}
jinja2's builtin filters are documented here; and specifically, as you've already found, length (and its synonym count) is documented to:
Return the number of items of a sequence or mapping.
So, again as you've found, {{products|count}} (or equivalently {{products|...
Add Bootstrap Glyphicon to Input Box
...="form-control" />
</div>
You can use the following CSS to left and right align glyphs:
/* enable absolute positioning */
.inner-addon {
position: relative;
}
/* style icon */
.inner-addon .glyphicon {
position: absolute;
padding: 10px;
pointer-events: none;
}
/* align icon...
Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
... is ambiguous even from Microsoft documentation:
In Visual Studio 2012 and the .NET Framework 4.5, any method that is
attributed with the async keyword (Async in Visual Basic) is
considered an asynchronous method, and the C# and Visual Basic
compilers perform the necessary transformations ...
JavaScript - Getting HTML form values
...
Yeah, but it just returns a true/false and im not sure how to determine if the function was even called. Thus you can help.
– user377419
Aug 23 '10 at 13:00
...
Arduino 101 实验05 - 光照传感器，做一个自动小夜灯 · App Inventor 2 中文网
...tensity) {
标签_光强.Text = round(intensity)
if intensity < 阈值 and not 灯亮着 {
Arduino101Led1.TurnOn()
global 灯亮着 = true
标签_明暗.Text = "暗 → 已开灯"
} else if intensity >= 阈值 and 灯亮着 {
Arduino101Led1.TurnOff()
global 灯亮着 = fals...
Changing element style attribute dynamically using JavaScript
... work just fine.
However, the thing you need to remember for padding-top, and for any hyphenated attribute name, is that in javascript, you remove the hyphen, and make the next letter uppercase, so in your case that'd be paddingTop.
There are some other exceptions. JavaScript has some reserved wor...
String concatenation in MySQL
I am using MySQL and MySQL Workbench 5.2 CE. When I try to concatenate 2 columns, last_name and first_name , it doesn't work :
...
Why can't I make a vector of references?
... not assignable (you can only initialize them once when they are declared, and you cannot make them reference something else later). Other non-assignable types are also not allowed as components of containers, e.g. vector<const int> is not allowed.
...
How to read an external properties file in Maven
... I know there are ways to use resource filtering to read a properties file and set values from that, but I want a way in my pom.xml like:
...
C# DLL config file
...
It is not trivial to create a .NET configuration file for a .DLL, and for good reason. The .NET configuration mechanism has a lot of features built into it to facilitate easy upgrading/updating of the app, and to protect installed apps from trampling each others configuration files.
There...