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How do I perform a Perl substitution on a string while keeping the original?
In Perl, what is a good way to perform a replacement on a string using a regular expression and store the value in a different variable, without changing the original?
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How to remove the border highlight on an input text element
...s even further to support elements that have the contenteditable attribute set to true (effectively making them a type of input element). The following should target those as well (in CSS3 capable browsers):
[contenteditable="true"]:focus {
outline: none;
}
Although I wouldn't recommend it, f...
Insert the carriage return character in vim
...ll convert it to the end of line character appropriate for your fileformat setting. ie enter :s/.../\^V^M/g.
– DerfK
Mar 9 '11 at 23:17
6
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MySQL dump by query
Is it possible to do mysqldump by single SQL query ?
9 Answers
9
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Visual Studio support for new C / C++ standards?
...clear that:
Our primary goal is to support "most of C99/C11 that is a subset of ISO C++98/C++11."
We also for historical reasons ship a C90 compiler which accepts (only) C90 and not C++
We do not plan to support ISO C features that are not part of either C90 or ISO C++.
The blog post add links a...
express throws error as `body-parser deprecated undefined extended`
...
You have to explicitly set extended for bodyParser.urlencoded() since the default value is going to change in the next major version of body-parser. Example:
app.use(bodyParser.urlencoded({ extended: true }));
Since express 4.16.0, you can also ...
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
...sword
sqlplus / as sysdba
(Replace system-password with the password you set for the SYS and SYSTEM users during the Oracle XE installation.)
The first of these three connect via the TNS listener, but the second two connect directly to the database without going via the listener, and only work if...
Which characters need to be escaped in HTML?
...encoding. For help understanding
how to do that with your application read Setting encoding in web
authoring applications.
Invisible or ambiguous characters:
A particularly useful role for escapes is to represent characters that
are invisible or ambiguous in presentation.
One example would be Unicod...
SPAN vs DIV (inline-block)
...ifferently than a span. A span is by default an inline element, you cannot set the width, height, and other properties associated with blocks. On the other hand, an element with the property inline-block will still "flow" with any surrounding text but you may set properties such as width, height, et...
GestureDetect 手势检测扩展：识别滑动、点击和长按手势 · App Inventor 2 中文网
...上滑动 (Swipe Up)
向下滑动 (Swipe Down)
向左滑动 (Swipe Left)
向右滑动 (Swipe Right)
单击 (Click)
双击 (Double Click)
长按 (Long Click)
使用限制
仅支持排列组件：此扩展仅适用于垂直排列（VerticalArrangement）和水...