大约有 44,000 项符合查询结果（耗时：0.0529秒） [XML]
How can I find out a file's MIME type (Content-Type)?
...ave yum,
yum install xdg-utils.noarch
An example comparison of xdg-mime and file on a Subrip(subtitles) file
$ xdg-mime query filetype subtitles.srt
application/x-subrip
$ file --mime-type subtitles.srt
subtitles.srt: text/plain
in the above file only show it as plain text.
...
Postgres dump of only parts of tables for a dev snapshot
...roduction our database is a few hundred gigabytes in size. For development and testing, we need to create snapshots of this database that are functionally equivalent, but which are only 10 or 20 gigs in size.
...
What does the question mark in Java generics' type parameter mean?
...eloping in Java for about 4 years, but have never had a very strong understanding of what this style of code is supposed to indicate.
...
How do you push just a single Git branch (and no other branches)?
I am working on a local git repository. There are two branches, master and feature_x .
4 Answers
...
What is the difference between hg forget and hg remove?
...
'hg forget' is just shorthand for 'hg remove -Af'. From the 'hg remove' help:
...and -Af can be used to remove files
from the next revision without
deleting them from the working
directory.
Bottom line: 'remove' deletes the file from your...
json_encode() escaping forward slashes
...json_encode($str, JSON_UNESCAPED_SLASHES);
If you don't have PHP 5.4 at hand, pick one of the many existing functions and modify them to your needs, e.g. http://snippets.dzone.com/posts/show/7487 (archived copy).
Example Demo
<?php
/*
* Escaping the reverse-solidus character ("/", slash) is ...
difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
I'm new to android and I'm trying to understand the difference between getApplication() , getApplicationContext( ), getBaseContext() , getContext() and someClass.this and especially when to use the these methods in the following code lines:
...
Get nodes where child node contains an attribute
...agraphs" by Ronald Bourret.
But in all honesty, //book[title[@lang='it']] and the above should be equivalent, unless your XPath engine has "issues." So it could be something in the code or sample XML that you're not showing us -- for example, your sample is an XML fragment. Could it be that the roo...
Create a devise user from Ruby console
Any idea on how to create and save a new User object with devise from the ruby console?
5 Answers
...
In HTML5, is the localStorage object isolated per page/domain?
...
It's per domain and port (the same segregation rules as the same origin policy), to make it per-page you'd have to use a key based on the location, or some other approach.
You don't need a prefix, use one if you need it though. Also, yes,...