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Escape Character in SQL Server
... instead of doing
DECLARE @SQL NVARCHAR(1000)
SET @SQL = 'SELECT * FROM MyTable WHERE Field1 = ''AAA'''
EXECUTE(@SQL)
try this:
DECLARE @SQL NVARCHAR(1000)
SET @SQL = 'SELECT * FROM MyTable WHERE Field1 = @Field1'
EXECUTE sp_executesql @SQL, N'@Field1 VARCHAR(10)', 'AAA'
...
Transparent ARGB hex value
The colors in this table is all not transparent. I guess the value for the A is set to FF .
5 Answers
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SqlException from Entity Framework - New transaction is not allowed because there are other threads
...for performance for large datasets? If you have a millions records in the table. ToList() will suck them all into memory. I'm running into this very problem and was wondering whether the following would be feasible a)Detach the entity b)Create a new ObjectContext and attach the detached entity to i...
Are there any open source C libraries with common data structures? [closed]
...r a C library with common reusable data structures like linked lists, hash tables etc. Something like the source distributed with Mastering Algorithms with C (Paperback) by Kyle Loudon .
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Trim string in JavaScript?
...pt-5-support-and-more.aspx
Chrome: 5+
Opera: 10.5+
ECMAScript 5 Support Table: http://kangax.github.com/es5-compat-table/
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How to make a transparent UIWebView
I have an app with a UITableView and a corresponding detail view for each row. In the detail view I have to display some text and a background image (text is different for each row, but the image remains the same). The easiest way, in my opinion, is to put the text in an .rtf file and display it i...
Group by with multiple columns using lambda
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@Jacob - Anonymous types are immutable classes with properly overriden GetHashCode & Equals methods. They where designed for exactly this kind of use case.
– Enigmativity
Aug 4 '11 at 2:57
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Best way to store time (hh:mm) in a database
I want to store times in a database table but only need to store the hours and minutes.
I know I could just use DATETIME and ignore the other components of the date, but what's the best way to do this without storing more info than I actually need?
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What's the difference between equal?, eql?, ===, and ==?
...programming languages, such as Ruby, provide a collection type called hash table. Hash tables are dictionary-like collections which store data in pairs, consisting of unique keys and their corresponding values. Under the hood, those keys are stored as hashcodes. Hash tables are commonly referred to ...
Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...置函数
控制流命令
4. awk的环境变量
Table 1. awk的环境变量
变量
描述
$n
当前记录的第n个字段，字段间由FS分隔。
$0
完整的输入记录。
ARGC
命令行参数的数目。
...