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Set select option 'selected', by value
... easier way that doesn't require you to go into the options tag:
$("div.id_100 select").val("val2");
Check out the this jQuery method.
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How to pass command line arguments to a rake task
... symbol arguments to the task call. For example:
require 'rake'
task :my_task, [:arg1, :arg2] do |t, args|
puts "Args were: #{args} of class #{args.class}"
puts "arg1 was: '#{args[:arg1]}' of class #{args[:arg1].class}"
puts "arg2 was: '#{args[:arg2]}' of class #{args[:arg2].class}"
end
ta...
Javascript sort array by two fields
...iot proof - but doesn't seem necessary.
function getSortMethod(){
var _args = Array.prototype.slice.call(arguments);
return function(a, b){
for(var x in _args){
var ax = a[_args[x].substring(1)];
var bx = b[_args[x].substring(1)];
var cx;
...
How to update a record using sequelize for node?
...
Project.update(
{ title: 'a very different title now' },
{ where: { _id: 1 } }
)
.success(result =>
handleResult(result)
)
.error(err =>
handleError(err)
)
Update 2016-03-09
The latest version actually doesn't use success and error anymore but instead uses then-able...
Django queries - id vs pk
...you don't need to care whether the primary key field is called id or object_id or whatever.
It also provides more consistency if you have models with different primary key fields.
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LINQ order by null column where order is ascending and nulls should be last
...nslated to LINQ method calls.
It turns out that
var products = from p in _context.Products
where p.ProductTypeId == 1
orderby p.LowestPrice.HasValue descending
orderby p.LowestPrice descending
select p;
will be translated by the compile...
Receive JSON POST with PHP
...
Try;
$data = json_decode(file_get_contents('php://input'), true);
print_r($data);
echo $data["operacion"];
From your json and your code, it looks like you have spelled the word operation correctly on your end, but it isn't in the json.
EDI...
How to write a CSS hack for IE 11? [duplicate]
...ht of the evolving thread, I have updated the below:
IE 11 (and above..)
_:-ms-fullscreen, :root .foo { property:value; }
IE 10 and above
_:-ms-lang(x), .foo { property:value; }
or
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
.foo{property:value;}
}
IE 10 only...
How to use getJSON, sending data with post method?
...is the callback GET value.
In PHP the implementation would be like:
print_r($_GET['callback']."(".json_encode($myarr).");");
I made some cross-domain tests and it seems to work. Still need more testing though.
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Calling shell functions with xargs
...
Exporting the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
You can use the builtin printf instead of the external seq:
printf "n%04g\n" {1..100} | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
...