大约有 45,000 项符合查询结果（耗时：0.0556秒） [XML]
error: 'Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' — Miss
My problem started off with me not being able to log in as root any more on my mysql install. I was attempting to run mysql without passwords turned on... but whenever I ran the command
...
Numpy - add row to array
...
What is X? If it is a 2D-array, how can you then compare its row to a number: i < 3?
EDIT after OP's comment:
A = array([[0, 1, 2], [0, 2, 0]])
X = array([[0, 1, 2], [1, 2, 0], [2, 1, 2], [3, 2, 0]])
add to A all rows from X where t...
How do I prevent Android taking a screenshot when my app goes to the background?
...nt that the app has to prevent the OS to take a screenshot of the app when it's being pushed into the background for security reasons. This way it won't be able to see the last active screen when switching between apps.
...
TypeError: $.ajax(…) is not a function?
...
Neither of the answers here helped me. The problem was: I was using the slim build of jQuery, which had some things removed, ajax being one of them.
The solution: Just download the regular (compressed or not) version of jQuery...
Is there any algorithm in c# to singularize - pluralize a word?
Is there any algorithm in c# to singularize - pluralize a word (in english) or does exist a .net library to do this (may be also in different languages)?
...
How can I set the default value for an HTML element?
...follow
|
edited Mar 18 at 12:10
answered Aug 19 '10 at 1:12
...
When is it appropriate to use C# partial classes?
...de generators / designers. Partial classes allow the generator to simply emit the code they need to emit and they do not have to deal with user edits to the file. Users are likewise free to annotate the class with new members by having a second partial class. This provides a very clean framework fo...
What is compiler, linker, loader?
...nted to know in depth meaning and working of compiler, linker and loader.
With reference to any language preferably c++.
14...
Java Reflection Performance
...
Yes - absolutely. Looking up a class via reflection is, by magnitude, more expensive.
Quoting Java's documentation on reflection:
Because reflection involves types that are dynamically resolved, certain Java virtual machine optimizations can not be performed. Consequently, reflectiv...
window.location.reload with clear cache [duplicate]
...
reload() is supposed to accept an argument which tells it to do a hard reload, ie, ignoring the cache:
location.reload(true);
I can't vouch for its reliability, you may want to investigate this further.
...