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What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
...a generated id after inserting.
INSERT INTO my_profile (Address) VALUES ('123 Fake St.');
SELECT CAST(scope_identity() AS int)
ExecuteReader gives you a data reader
back which will allow you to read all
of the columns of the results a row
at a time.
An example would be pulling profile informati...
Any way to clear python's IDLE window?
...
The "cls" and "clear" are commands which will clear a terminal (ie a DOS prompt, or terminal window). From your screenshot, you are using the shell within IDLE, which won't be affected by such things. Unfortunately, I don't think there is a way to clear the screen in IDLE. The best you could...
How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...
Update for those using Python3:
You can simply use conda install mysqlclient to install the libraries required to use MySQLdb as it currently exists. The following SO question was a helpful clue: Python 3 ImportError: No module named 'Con...
How do you Encrypt and Decrypt a PHP String?
...xample I want to pass a GET parameter from page to page, let's say prod_id=123 but I just do not want to make 123 readable for everybody, however even if they could read it, it won't be a problem. An attacker being able to replace the 123 to a custom value won't cause any harm, he/she will only be a...
How to test equality of Swift enums with associated values
...{
case Name(String)
case Number(Int)
}
let t1 = SimpleToken.Number(123)
let t2 = SimpleToken.Number(123)
Before Swift 4.1
As others have noted, Swift doesn't synthesize the necessary equality operators automatically. Let me propose a cleaner (IMHO) implementation, though:
enum SimpleToke...
mongod, mac os x - rlimits warning [closed]
I've been using mongo on my mac os x 10.8 and suddenly yesterday at my logs appeared this warning (and when starting shell it's present too) -
...
Mac OS 可视化ssh文件传输工具（替代scp命令行） - 更多技术 - 清泛网 - 专...
Mac OS 可视化ssh文件传输工具（替代scp命令行）推荐Cyberduck小黄鸭推荐Cyberduck小黄鸭：
具体请参见：《Mac OS X 平台有哪些好用的 SSH 客户端？ mac 怎么登录到 linux 服务器并传输文件？》Mac 可视化 ssh 文件传输
Mac OS X 程序员开发工具集锦 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Mac OS X 程序员开发工具集锦svn没有mac版怎么办？推荐使用smartsvn替代。不过用起来没有TortoiseSVN方便，只有简单的右键菜单（update、commit），更多操作可以在smart svn没有mac版怎么办？ 点此下载
推荐使用smartsvn替代。不过用起来...
Relative imports in Python 3
... the relative import...
from .mymodule import as_int
The way you're supposed to run it is...
python3 -m mypackage.myothermodule
...but it's somewhat verbose, and doesn't mix well with a shebang line like #!/usr/bin/env python3.
The simplest fix for this case, assuming the name mymodule is glo...
Can a CSV file have a comment?
... I have more often seen and used: #Csv/Version 1.9 Time,ValueA,ValueB 0.0, 123, 456 0.1, 123, 349
– Crog
Aug 25 at 8:31
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