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How to inspect FormData?
...f entries, but the console.log can also take multiple argumentsconsole.log(foo, bar)To take any number of argument you could use the apply method and call it as such: console.log.apply(console, array).
But there is a new ES6 way to apply arguments with spread operator and iteratorconsole.log(...arra...
Convert NaN to 0 in javascript
...hatever) for the result of the entire calculation. (The trick of (parseInt(foo.value) || 0) works only for sums, not products - for products you want the default value to be 1 rather than 0, but not if the specified value really is 0.)
Perhaps for ease of coding you want a function to retrieve a va...
How do I write a for loop in bash
...llow you to specify multiple values to be inserted into a string (e.g. pre{foo,bar}post results in prefoopost, prebarpost) and allow counting/sequences by using the double periods (you can use a..z etc.). However, the double period syntax is a new feature of bash 3.0; earlier versions will not supp...
Check existence of input argument in a Bash shell script
...e quoted variables in bash prevent globbing (i.e. expanding filenames like foo*) and word splitting (i.e. splitting the contents if the value contains whitespace). In this case it's not necessary to quote $# because both of those cases do not apply. Quoting the 0 is also not necessary, but some peop...
Block Declaration Syntax List
...ock;
@property (nonatomic, strong) CancelBtnBlock cancelBtnBlock;
+ (void)foo:(OkBtnBlock)okBtn andCancel:(CancelBtnBlock)btnCancel;
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How do I get the path of a process in Unix / Linux
...in linux, no guarantee */
/* check if we have something like execve("foobar", NULL, NULL) */
if (argv0 == NULL)
{
/* we surrender and give current path instead */
if (getcwd (path, dest_len) == NULL) return NULL;
strcat (path, "/");
return path;
}
...
How to set environment variables in Jenkins?
...
@Vitim.us, foo will get exported in that specific shell action but not in other actions.
– Noel Yap
Feb 20 at 22:48
...
How to declare a type as nullable in TypeScript?
...e like the following:
type Nullable<T> = T | undefined | null;
var foo: Nullable<number> = 10; // ok
var bar: Nullable<number> = true; // type 'true' is not assignable to type 'Nullable<number>'
var baz: Nullable<number> = null; // ok
var arr1: Nullable<Array<n...
How to style a div to be a responsive square? [duplicate]
...thin it:
html:
<div>
<img src="1x1px.png">
<h1>FOO</h1>
</div>
css:
div {
position: relative;
width: 50%;
}
img {
width: 100%;
height: auto;
}
h1 {
position: absolute;
top: 10px;
left: 10px;
}
Fidle: http://jsfiddle.net/t529b...
Elastic Search: how to see the indexed data
... {
"terms" : {
"size" : 50,
"field" : "foo"
}
}
}
}
More available here: http://www.elasticsearch.org/guide
UPDATE : Sense plugin in Marvel
By far the easiest way of writing curl-style commands for Elasticsearch is the Sense plugin in Mar...