大约有 30,000 项符合查询结果（耗时：0.0469秒） [XML]
Is it possible to use Java 8 for Android development?
...ecode works? If not, it should be fine to use any version of Java, theoretically, as long as it compiles.
– Ben Leggiero
Mar 12 '15 at 14:13
6
...
What does |= (ior) do in Python?
...ounters
The collections.Counter is related to a mathematical datastructure called a multiset (mset). It is basically a dict of (object, multiplicity) key-value pairs.
Given operations between two assigned counters c1 and c2:
>>> c1 = c1 | c2 # 1
&g...
What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...ven Ubuntu 16.04 if not later).
Another downside is that since you aren't calling an explicit executable, it's got the potential for mistakes, and on multiuser systems security problems (if someone managed to get their executable called bash in your path, for example).
#!/usr/bin/env bash #lends y...
CURL to access a page that requires a login from a different page
...the path parameter (/a in this case) and it is not forwarded to the second call. If I edit the cookie in the file and put a slash only, it works (cookie forwarded to the second call). Do you know if it's possible to prevent the storage of the path in the cookie file?
– рüфф...
What is NoSQL, how does it work, and what benefits does it provide? [closed]
...? Well, some of these statements might be true for some databases commonly called NoSQL, but every single one is also false for at least one other. Actually, the only thing NoSQL databases have in common, is that they are databases which do not use SQL. That's it. The only thing that defines them is...
fatal: Not a valid object name: 'master'
...
So, what if I never wanted a branch-pointer called "master" at all? What if I wanted it to be called "main"? There's no way to start off with a different name for the first branch-pointer? No "git init" parameters? Could I maybe go change the name listed in .git/HEAD? ...
What is the difference between IEqualityComparer and IEquatable?
...mparer<T> is for testing the equality of any two instances of T, typically outside the scope of the instances of T.
As to what they are for can be confusing at first. From the definition it should be clear that hence IEquatable<T> (defined in the class T itself) should be the de facto s...
How to convert a private key to an RSA private key?
...ank you! I was getting A client error (MalformedCertificate) occurred when calling the UploadServerCertificate operation: Unable to parse certificate. Please ensure the certificate is in PEM format. and running this on my private key fixed it!
– philfreo
Jun 19...
Prevent direct access to a php include file
...people the trouble of Googling, if you're using Apache, put this in a file called ".htaccess" in the directory you don't want to be accessible:
Deny from all
If you actually have full control of the server (more common these days even for little apps than when I first wrote this answer), the best...
Is there a best practice for generating html with javascript
I'm calling a web service that returns an array of objects in JSON. I want to take those objects and populate a div with HTML. Let's say each object contains a url and a name.
...