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How to check iOS version?
I want to check if the iOS version of the device is greater than 3.1.3
I tried things like:
37 Answers
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What is the difference between join and merge in Pandas?
...n on. That makes sense to me sort of. I can accept that the semantics are different. But I'd like to know if I can get that same behavior with df.join
– munk
Mar 27 '14 at 0:59
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Naming of ID columns in database tables
... does this!)and forget to change the alias in the join condition.
So you now have
select t1.field1, t2.field2, t3.field3
from table1 t1
join table2 t2 on t1.id = t2.table1id
join table3 t3 on t1.id = t3.table2id
when you meant
select t1.field1, t2.field2, t3.field3
from table1 t1
join table...
Named routes _path vs _url
...st use the path part of the URL with the *_path helper. On the other hand, if the URL is to be consumed outside of your site, e.g. an email or an RSS feed, the whole URL is needed, so use the *_url helper.
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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?
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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...