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Setting element of array from Twig
...ot work outside of the for scope.
{% for group in user.groups %}
{% set foo={'loop.index0':'group.id'} %}
{% set title={'loop.index0':'group.title'} %}
{{ title }} //it work
{% else %}
{% set foo={'0':'-1'} %}
{% set title={'0':'未分组'} %}
{% endfor %}
{{ title }} //it does not work...
Is there a way to get element by XPath using JavaScript in Selenium WebDriver?
...
console.log( getElementByXpath("//html[1]/body[1]/div[1]") );
<div>foo</div>
https://gist.github.com/yckart/6351935
There's also a great introduction on mozilla developer network: https://developer.mozilla.org/en-US/docs/Introduction_to_using_XPath_in_JavaScript#document.evalua...
How to get a property value based on the name
...GetProperty(PropName).GetValue(T, null);
}
}
Usage is:
Car foo = new Car();
var balbal = foo.GetPropertyValue("Make");
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How to determine whether a substring is in a different string
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foo = "blahblahblah"
bar = "somethingblahblahblahmeep"
if foo in bar:
# do something
(By the way - try to not name a variable string, since there's a Python standard library with the same name. You might confuse people ...
Increment value in mysql update query
...
Also, to "increment" string, when update, use CONCAT
update dbo.test set foo=CONCAT(foo, 'bar') where 1=1
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How to get JS variable to retain value after page refresh? [duplicate]
... is closed.
To test it out, just open the console and type window.name = "foo", then refresh the page and type window.name; it should respond with foo.
This is a bit of a hack, but if you don't want cookies filled with unnecessary data being sent to the server with every request, and if you can't ...
How to set a default entity property value with Hibernate
...
what about just setting a default value for the field?
private String _foo = "default";
//property here
public String Foo
if they pass a value, then it will be overwritten, otherwise, you have a default.
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Which characters need to be escaped when using Bash?
... in a format that can be reused as shell input.
Some samples:
read foo
Hello world
printf "%q\n" "$foo"
Hello\ world
printf "%q\n" $'Hello world!\n'
$'Hello world!\n'
This could be used through variables too:
printf -v var "%q" "$foo
"
echo "$var"
$'Hello world\n'
Quick check with all (12...
Vim: What's the difference between let and set?
...40
:let &tw=40
But, for example, assigning 50 to the global variable foo (:let g:foo=50) cannot be achieved with a :set command (because g:foo is a variable and not an option).
Some options are boolean like. When setting these, no value is needed (as in :set noic and the opposite :set ic).
...
How do I get my C# program to sleep for 50 msec?
...eature, the best way to sleep for 50ms is by using Task.Delay:
async void foo()
{
// something
await Task.Delay(50);
}
Or if you are targeting .NET 4 (with Async CTP 3 for VS2010 or Microsoft.Bcl.Async), you must use:
async void foo()
{
// something
await TaskEx.Delay(50);
}
Th...