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Write to UTF-8 file in Python
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Warning: open and open is not the same. If you do "from codecs import open", it will NOT be the same as you would simply type "open".
– Apache
Aug 20 '13 at 13:19
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GRANT EXECUTE to all stored procedures
... do it once and can assign/revoke all related application rights easily to/from a user if you need to change that later on - especially useful if you want to create more complex access profiles.
Note: If you grant a role to a schema, that affects also elements you will have created later - this mig...
How can I check if a value is a json object?
...ave to check the type with typeof
var response=jQuery.parseJSON('response from server');
if(typeof response =='object')
{
// It is JSON
}
else
{
if(response ===false)
{
// the response was a string "false", parseJSON will convert it to boolean false
}
else
{
// the response was...
Difference between single and double quotes in Bash
...mple examples.
Single quotes can be used around text to prevent the shell from interpreting any special characters. Dollar signs, spaces, ampersands, asterisks and other special characters are all ignored when enclosed within single quotes.
$ echo 'All sorts of things are ignored in single quotes...
“Could not find bundler” error
...that I reinstalled zsh and in the process accidentally blew this line away from my .zshrc. Had been pulling my hair out over this for a while :)
– rmurphey
Aug 27 '12 at 14:31
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setState vs replaceState in React.js
...({baz: "hello"})
// this.state. is now {baz: "hello"}
Take note of this from the docs, though:
setState() does not immediately mutate this.state but creates a
pending state transition. Accessing this.state after calling this
method can potentially return the existing value.
Same goes f...
Can Mockito capture arguments of a method called multiple times?
...
I think it should be
verify(mockBar, times(2)).doSomething(...)
Sample from mockito javadoc:
ArgumentCaptor<Person> peopleCaptor = ArgumentCaptor.forClass(Person.class);
verify(mock, times(2)).doSomething(peopleCaptor.capture());
List<Person> capturedPeople = peopleCaptor.getAllVal...
Compare JavaScript Array of Objects to Get Min / Max
...that could cause issues, like non-objects, or if that property was missing from some of the objects. Ultimately it's getting a little heavy-handed for most cases I think.
– Tristan Reid
Oct 3 '19 at 13:53
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Can I pass parameters by reference in Java?
...ck. I believe that the question here was: Is it possible to pass reference from stack that points on some other value that is also on stack. Or pass reference of other reference which points on some value that lives on heap?
– eomeroff
Nov 21 '12 at 9:38
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req.query and req.param in ExpressJS
...d req.query should be favoured for clarity - unless you truly accept input from each object.
Ref:http://expressjs.com/4x/api.html#req.param
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