大约有 31,840 项符合查询结果（耗时：0.0412秒） [XML]
How can I update window.location.hash without jumping the document?
...orkaround by using the history API on modern browsers with fallback on old ones:
if(history.pushState) {
history.pushState(null, null, '#myhash');
}
else {
location.hash = '#myhash';
}
Credit goes to Lea Verou
sha...
How exactly does the python any() function work?
...hich is a list of some items. If it contained [0, False, '', 0.0, [], {}, None] (which all have boolean values of False) then any(lst) would be False. If lst also contained any of the following [-1, True, "X", 0.00001] (all of which evaluate to True) then any(lst) would be True.
In the code you pos...
What does enctype='multipart/form-data' mean?
...-urlencoded (the default)
multipart/form-data
text/plain
Work was being done on adding application/json, but that has been abandoned.
(Other encodings are possible with HTTP requests generated using other means than an HTML form submission. JSON is a common format for use with web services and so...
Shuffle an array with python, randomize array item order with python
...arlie That would be a good thing to ask in a separate question. (Maybe someone else has already asked it.)
– David Z
Mar 29 '17 at 18:17
13
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How do I run a program with commandline arguments using GDB within a Bash script?
...
@Apteryx maybe one day I'll learn info. If Google or Stack Overflow stops working XD
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jan 15 at 19:55
...
Mongoose populate after save
...
In case that anyone is still looking for this.
Mongoose 3.6 has introduced a lot of cool features to populate:
book.populate('_creator', function(err) {
console.log(book._creator);
});
or:
Book.populate(book, '_creator', function(err) ...
Cause of a process being a deadlock victim
... Thank you for your thorough answer. I guess I still have one question though. Why would I be getting the deadlock situation only in one environment and not another. Even though the software is the same. Your answer suggest that the length of time to run the Select query do...
How to execute shell command in Javascript
...
Except for one thing. You'll get the error "child is not a function". The call to exec() executes the command - no need to call child(). Unfortunately, the callback isn't called whenever the child process has something to output - it is...
How do you version your database schema? [closed]
... concepts of version control. In the environment you always work with versioned entities and can focus on the data model development. Once a release is done, the SQL generation engine plugged on the version control system can generate any delta you need between 2 versions, and will offer you some de...
Should I use 'has_key()' or 'in' on Python dicts?
...
One semi-gotcha to avoid though is to make sure you do: "key in some_dict" rather than "key in some_dict.keys()". Both are equivalent semantically, but performance-wise the latter is much slower (O(n) vs O(1)). I've seen peop...