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Running shell command and capturing the output
...nt:
>>> cmd = ['awk', 'length($0) > 5']
>>> input = 'foo\nfoofoo\n'.encode('utf-8')
>>> result = subprocess.run(cmd, stdout=subprocess.PIPE, input=input)
>>> result.stdout.decode('utf-8')
'foofoo\n'
You can capture errors by passing stderr=subprocess.PIPE (c...
Why is using a wild card with a Java import statement bad?
...davetron5000 If your code contains 10+ wildcard imports, and you use class Foo, and if I read your code without using an IDE (since your argument is that I shouldn't have to use one), how will I know which package Foo came from? Sure, using an IDE, the IDE will tell me, but your entire argument is t...
Check if a key exists inside a json object
...
This code causes esLint issue: no-prototype-builtins
foo.hasOwnProperty("bar")
The suggest way here is:
Object.prototype.hasOwnProperty.call(foo, "bar");
share
|
improve thi...
Requirejs why and when to use shim config
... },
'underscore': {
exports: '_'
},
'foo': {
deps: ['bar'],
exports: 'Foo',
init: function (bar) {
return this.Foo.noConflict();
}
}
}
});
...
How to get the position of a character in Python?
...
foo = ( [pos for pos, char in enumerate(s) if char == c]) will put the coordinates foo in a list format. I find this really helpful
– 3nrique0
Feb 24 '17 at 17:01
...
Render partial from different folder (not shared)
...static readonly string[] NEW_PARTIAL_VIEW_FORMATS = new[] {
"~/Views/Foo/{0}.cshtml",
"~/Views/Shared/Bar/{0}.cshtml"
};
public NewViewEngine() {
// Keep existing locations in sync
base.PartialViewLocationFormats = base.PartialViewLocationFormats.Union(NEW_PARTIAL_VIEW...
Pythonic way to print list items
...
To display each content, I use:
mylist = ['foo', 'bar']
indexval = 0
for i in range(len(mylist)):
print(mylist[indexval])
indexval += 1
Example of using in a function:
def showAll(listname, startat):
indexval = startat
try:
for i in range(l...
How can I pretty-print JSON using Go?
...hub.com/TylerBrock/colorjson"
)
func main() {
str := `{
"str": "foo",
"num": 100,
"bool": false,
"null": null,
"array": ["foo", "bar", "baz"],
"obj": { "a": 1, "b": 2 }
}`
var obj map[string]interface{}
json.Unmarshal([]byte(str), &obj)
...
Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
...simple construct that illustrates the difficulty:
<body><div id="foo">Hi there! <div id="bar">Bye!</div></div></body>
99.9% of generalized regex-based extraction routines will be unable to correctly give me everything inside the div with the ID foo, because th...
How to stop event propagation with inline onclick attribute?
... From an inline listener, you can pass the event object like: onclick="foo(event)", then in the function function foo(event){/* do stuff with event */}. This works in both IE and W3C event models.
– RobG
Dec 25 '14 at 23:30
...