大约有 40,000 项符合查询结果（耗时：0.0599秒） [XML]
Where are my postgres *.conf files?
I have recently reinstalled postgresql 8.3 on my Ubuntu 8.04 after update. Used EnterpriseDB package. I can connect to the database locally, I see system DB postgres but I can't configure it because I can't find config files. Searched through entire hard drive and found only samples like pg_hba.con...
converting a base 64 string to an image and saving it
... answered Feb 2 '16 at 17:30
INT_24hINT_24h
1,10388 silver badges66 bronze badges
...
Is there a 'foreach' function in Python 3?
...nd returns a list, while foreach() doesn't. The difference could be quite expensive if you're iterating over a long list of items. Agreed that for() does the trick.
– Canuck
Apr 8 '15 at 17:10
...
How to find the type of an object in Go?
... type we have access to the full reflection capabilities
type assertions - allows grouping types, for example recognize all int32, int64, uint32, uint64 types as "int"
share
|
improve this answer
...
Difference between Convert.ToString() and .ToString()
...
var arg = Request.Params.Get("__EVENTARGUMENT"); string _arg = Convert.ToString(arg); _arg is not returing String.Empty when arg is null. why?
– vml19
Mar 12 '12 at 3:33
...
Git Push error: refusing to update checked out branch
...
Actually, you can push to a non-bare repository just fine, you just can't push to the one branch that is currently checked out.
– Nowhere man
Feb 14 '13 at 15:18
...
How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
... 64 bit version is running, you'll get a message like:
java version "1.6.0_18"
Java(TM) SE Runtime Environment (build 1.6.0_18-b07)
Java HotSpot(TM) 64-Bit Server VM (build 16.0-b13, mixed mode)
A 32 bit version will show something similar to:
java version "1.6.0_41"
Java(TM) SE Runtime Environm...
How to print from GitHub
...rsion of this file anywhere in case I want to try out some edits ? This is all compressed / encrypted code in the gist currently.
– Anmol Saraf
Oct 1 '13 at 22:14
...
Is .NET/Mono or Java the better choice for cross-platform development? [closed]
...
Well....Java is actually more portable. Mono isn't implemented everywhere, and it lags behind the Microsoft implementation significantly. The Java SDK seems to stay in better sync across platforms (and it works on more platforms).
I'd also ...
Changing a specific column name in pandas DataFrame
...
A one liner does exist:
In [27]: df=df.rename(columns = {'two':'new_name'})
In [28]: df
Out[28]:
one three new_name
0 1 a 9
1 2 b 8
2 3 c 7
3 4 d 6
4 5 e 5
Following is the docstring for the rename method.
De...