大约有 34,900 项符合查询结果（耗时：0.0371秒） [XML]
How do I compare two hashes?
...
the Tin Manthe Tin Man
147k3131 gold badges192192 silver badges272272 bronze badges
...
How do I 'git diff' on a certain directory?
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Dec 5 '11 at 7:13
GeoGeo
...
Serializing PHP object to JSON
...votes. If you're still using PHP < 5.4, your are creating a security risk and endagering your project. If you have no compelling reasons to stay at <5.4, or even already use version >= 5.4, do not use this answer, and just use PHP>= 5.4 (or, you know, a recent one) and implement the Json...
Specifying column name in a “references” migration
I want to make a migration in Rails, referencing another table. Usually, I would do something like:
6 Answers
...
Exit codes in Python
...
What you're looking for in the script is calls to sys.exit(). The argument to that method is returned to the environment as the exit code.
It's fairly likely that the script is never calling the exit method, and that 0 is the default exit...
Is there a W3C valid way to disable autocomplete in a HTML form?
...as well.
To be honest, if this is something important to your users, 'breaking' standards in this way seems appropriate. For example, Amazon uses the 'autocomplete' attribute quite a bit, and it seems to work well.
If you want to remove the warning entirely, you can use JavaScript to apply the att...
How do I get PHP errors to display?
I have checked my PHP ini file ( php.ini ) and display_errors is set and also error reporting is E_ALL . I have restarted my Apache webserver.
...
If a folder does not exist, create it
... said, use System.IO.Directory.CreateDirectory
But, you don't need to check if it exists first. From the docs
Any and all directories specified in path are created, unless they already exist or unless some part of path is invalid. If the directory already exists, this method does not create a ...
How do you create nested dict in Python?
...>> d = {}
>>> d['dict1'] = {}
>>> d['dict1']['innerkey'] = 'value'
>>> d
{'dict1': {'innerkey': 'value'}}
You can also use a defaultdict from the collections package to facilitate creating nested dictionaries.
>>> import collections
>>> d = colle...
How do I access properties of a javascript object if I don't know the names?
Say you have a javascript object like this:
8 Answers
8
...