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Maximum length for MySQL type text
... value of a textarea appropriate to the max length of a text field in my MySQL database table. How many characters can a type text field store?
...
How to make connection to Postgres via Node.js
...values($1, $2)", ['John', x]);
x = x - 1;
}
var query = client.query("SELECT * FROM junk");
//fired after last row is emitted
query.on('row', function(row) {
console.log(row);
});
query.on('end', function() {
client.end();
});
//queries can be executed either via text/parameter val...
How to list of all the tables defined for the database when using active record?
...
Don't know about active record, but here's a simple query:
select table_name
from INFORMATION_SCHEMA.Tables
where TABLE_TYPE = 'BASE TABLE'
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Run MySQLDump without Locking Tables
...ion, because it does not need to lock the tables at
all.
For innodb DB:
mysqldump --single-transaction=TRUE -u username -p DB
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follow
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What is the Difference Between Mercurial and Git?
...can merge with an unrelated repository by doing:
git fetch <project-to-union-merge>
GIT_INDEX_FILE=.git/tmp-index git-read-tree FETCH_HEAD
GIT_INDEX_FILE=.git/tmp-index git-checkout-cache -a -u
git-update-cache --add -- (GIT_INDEX_FILE=.git/tmp-index git-ls-files)
cp .git/FETCH_HEAD .git/MERG...
那些曾被追捧的90后创业男神女神，还好吗？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...右，距离1%还差不少。但不晓得安妮以及她的团队今后会如何去做，或许这样让人眼前一亮的作品再次出现要等很久，但我们却不得不承认，这次的1%亮了。
点评：鸡汤是这个时代最好的精神补品，但此前以漫画形式成功的案例...
OnInitUpdate、OnUpdate、OnDraw与OnPaint - C/C++ - 清泛网 - 专注C/C++及内核技术
...情况下可能需要和框架直接发生作用，而在多视的情况下如何在视之间传递数据。
在使用菜单时大家会发现当一个菜单没有进行映射处理时为禁止状态，在多视的情况下菜单的状态和处理映射是和当前活动视相联系的，这...
How do you set the startup page for debugging in an ASP.NET MVC application?
...he start page property.
Go to the project's Properties
Go to the Web tab
Select the Specific Page radio button
Type in the desired url in the Specific Page text box
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What is “android:allowBackup”?
... using lint via Eclipse, either open the lint warnings view, where you can select the lint error and see a longer explanation, or invoke the quick fix (Ctrl-1) on the error line, and one of the suggestions is "Explain this issue", which will also pop up a fuller explanation. If you are not using Ecl...
从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术
...游戏 ,吸引了越来越多的关注。现在的教育者也开始探索如何让学生在学习时也能像玩游戏一样沉浸其中。在游戏中需要解决一些交流、协作问题 ,这在学习系统中也会同样关注 ,因此很多学者也开始研究非正式学习领域内如何将...