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How to get the nvidia driver version from the command line?
...y not be the version that is actually running as part of your kernel right now.
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How to step through Python code to help debug issues?
...tack frame
p: to print the value of an expression in the current context
If you don't want to use a command line debugger, some IDEs like Pydev, Wing IDE or PyCharm have a GUI debugger. Wing and PyCharm are commercial products, but Wing has a free "Personal" edition, and PyCharm has a free communi...
lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术
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lua_State * l = luaL_newstate() ; //创建lua运行环境
if ( l == NULL ) err_return(-1,"luaL_newstat() failed");
int ret = 0 ;
ret = luaL_loadfile(l,"func.lua") ; //加载lua脚本文件
if ( ret != 0 ) err_return(-1,"luaL_loadfile failed") ;
ret = lua_pc...
Best way to make Django's login_required the default
...leware may be your best bet. I've used this piece of code in the past, modified from a snippet found elsewhere:
import re
from django.conf import settings
from django.contrib.auth.decorators import login_required
class RequireLoginMiddleware(object):
"""
Middleware component that wraps ...
How can I strip all punctuation from a string in JavaScript using regex?
If I have a string with any type of non-alphanumeric character in it:
13 Answers
13
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How can I perform a `git pull` without re-entering my SSH password?
...
Your situation is now fixed, however for me it was the fact that I had more than one key in ~/.ssh/
To resolve the problem I had to create a file called ~/.ssh/config and add the line:
IdentityFile ~/.ssh/my_key2_rsa
where ~/.ssh/my_key2_r...
Backbone View: Inherit and extend events from parent
...s: function(){
var parentEvents = ParentView.prototype.events;
if(_.isFunction(parentEvents)){
parentEvents = parentEvents();
}
return _.extend({},parentEvents,{
'click' : 'onclickChild'
});
}
});
...
How to add an integer to each element in a list?
If I have list=[1,2,3] and I want to add 1 to each element to get the output [2,3,4] ,
how would I do that?
11 Answers...
Why doesn't Python have a sign function?
...;>> math.copysign(1, -4)
-1.0
>>> math.copysign(1, 3)
1.0
If you get sick of passing two whole arguments, you can implement sign this way, and it will still be compatible with the IEEE stuff mentioned by others:
>>> sign = functools.partial(math.copysign, 1) # either of th...
Download a file by jQuery.Ajax
...
2019 modern browsers update
This is the approach I'd now recommend with a few caveats:
A relatively modern browser is required
If the file is expected to be very large you should likely do something similar to the original approach (iframe and cookie) because some of the belo...