大约有 7,549 项符合查询结果（耗时：0.0312秒） [XML]
Regular expression for matching HH:MM time format
I want a regexp for matching time in HH:MM format. Here's what I have, and it works:
19 Answers
...
The command rbenv install is missing
...kgng rbenv will be installed
pkg install ruby-build
# Building ruby-build form Ports will install rbenv only if the RBENV option is set
cd /usr/ports/devel/ruby-build
make install
share
|
improve ...
How to make a SIMPLE C++ Makefile
...de/root support.cc
and just type make at the command line. Which will perform the three steps shown above automatically.
The unindented lines here have the form "target: dependencies" and tell Make that the associated commands (indented lines) should be run if any of the dependencies are newer th...
New line in JavaScript alert box
...g in MVC 4, and creating a confirm() in the onsubmit event of an Html.BeginForm(). \n does not work for me. I get an Illegal token error when the code gets hit. Apparently you need to escape both the newline character and the backslash that creates the newline character, like so: \\n
...
Get checkbox value in jQuery
... checked or not, this can be confusing as it is different to the submitted form behaviour.
To check whether it is checked or not, do:
if ($('#check_id').is(":checked"))
{
// it is checked
}
share
|
...
how to convert binary string to decimal?
... -> whatever (thinking like parseInt('5612', 2) would return its binary form ;).
– srph
Mar 17 '15 at 13:54
add a comment
|
...
How to design a product table for many kinds of product where each product has many parameters
...n stores a BLOB of semi-structured data, in XML, YAML, JSON, or some other format. This BLOB allows you to store the attributes specific to each product type. You can use fancy Design Patterns to describe this, such as Facade and Memento. But regardless you have a blob of attributes that can't be...
HTTP POST and GET using cURL in Linux [duplicate]
...ue1&param2=value2" http://hostname/resource
For file upload:
curl --form "fileupload=@filename.txt" http://hostname/resource
RESTful HTTP Post:
curl -X POST -d @filename http://hostname/resource
For logging into a site (auth):
curl -d "username=admin&password=admin&submit=Login"...
Convert string to a variable name
I am using R to parse a list of strings in the form:
10 Answers
10
...
The way to check a HDFS directory's size?
...
hadoop fs -du -s -h /path/to/dir displays a directory's size in readable form.
share
|
improve this answer
|
follow
|
...