大约有 31,500 项符合查询结果（耗时：0.0382秒） [XML]
Is object empty? [duplicate]
...uming that by empty you mean "has no properties of its own".
// Speed up calls to hasOwnProperty
var hasOwnProperty = Object.prototype.hasOwnProperty;
function isEmpty(obj) {
// null and undefined are "empty"
if (obj == null) return true;
// Assume if it has a length property with a ...
Spring MVC @PathVariable with dot (.) is getting truncated
... also (before 3.2V)?. However I don't like this fix; since it is needed at all the url which has to be handled in my application... and future URL implementation also to be taken care of this...
– Kanagavelu Sugumar
May 2 '13 at 8:35
...
Does the 'mutable' keyword have any purpose other than allowing the variable to be modified by a con
...able of a class with the mutable keyword. As far as I can see it simply allows you to modify a variable in a const method:
...
How to get the current time in Python
...gt; from datetime import datetime
Then remove the leading datetime. from all of the above.
share
|
improve this answer
|
follow
|
...
Best way to create an empty object in JSON with PHP?
To create an empty JSON object I do usually use:
7 Answers
7
...
Easy way to list node modules I have npm linked?
...ts (e.g. ls -l node_modules | grep ^l)? They're normal symlinks.
If you really need to find all symlinks, you could try something like find / -type d -name "node_modules" 2>/dev/null | xargs -I{} find {} -type l -maxdepth 1 | xargs ls -l.
...
Transpose/Unzip Function (inverse of zip)?
...'d', 4)])
[('a', 'b', 'c', 'd'), (1, 2, 3, 4)]
The way this works is by calling zip with the arguments:
zip(('a', 1), ('b', 2), ('c', 3), ('d', 4))
… except the arguments are passed to zip directly (after being converted to a tuple), so there's no need to worry about the number of arguments g...
How line ending conversions work with git core.autocrlf between different operating systems
...rojects has been making my life miserable for a long time. The problems usually arise when there are already files with different and mixed EOLs already in the repo. This means that:
The repo may have different files with different EOLs
Some files in the repo may have mixed EOL, e.g. a combination...
Is there an SQLite equivalent to MySQL's DESCRIBE [table]?
...
You can use ".schema" without a table and it'll show you all of them.
– Dan Benamy
Nov 30 '12 at 6:16
46
...
How to create a .NET DateTime from ISO 8601 format
...standard, they seem to be able to parse only a limited subset of it. Especially it is a problem if the string contains time zone specification. (Neither it does for basic ISO8601 formats, or reduced precision formats - however this is not exactly your case.) That is why I make use of custom format s...