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Non greedy (reluctant) regex matching in sed?
...nswering your question
Using approach #2 (delimited expression) you should select two appropriate expressions:
EDE: [^:/]\/
SDE: http:
Usage:
$ sed 's/\([^:/]\/\).*/\1/g; s/\(\(http:.*\)*.\)*/\1/' <<< 'http://www.suepearson.co.uk/product/174/71/3816/'
Output:
http://www.suepearson.co.u...
plupload图片上传插件的使用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...工作
multipart_params： 跟 multipart关联在一起的键值
multi_selection： 多选对话框
resize：修改图片属性 resize: {width: 320, height: 240, quality: 90}
runtimes:上传插件初始化选用那种方式的优先级顺序，如果第一个初始化失败就走第二个，依...
Renaming a virtualenv folder without breaking it
...ate_this.py instead of using the
location of the Python interpreter to
select the environment.
Note: you must run this after you've
installed any packages into the
environment. If you make an
environment relocatable, then install
a new package, you must run virtualenv
--relocatabl...
What is a clean, pythonic way to have multiple constructors in Python?
...sing __new__.
This could be used if the type of initialization cannot be selected based on the type of the constructor argument, and the constructors do not share code.
Example:
class MyClass(set):
def __init__(self, filename):
self._value = load_from_file(filename)
@classmeth...
Do I need to disable NSLog before release Application?
...s is through 'edit scheme' -> 'run app name' -> under the tab 'info' select using the drop-down box between debug & release. In the release version you won't see any NSLog output in the debug console !
How does this all work?
first of all, one must know that a preprocessor is relatively ...
Edit and Continue: “Changes are not allowed when…”
...o edit it.
(vs2017) Go to Tools > Options > Debugging and uncheck (deselect) 'Edit and Continue'. This is actually the opposite of the 'conventional' advice (see some other points in this post). It does not allow you to actually make changes in your running program (i.e. it does not hot-swap t...
Remove columns from DataTable in C#
...
Aside from limiting the columns selected to reduce bandwidth and memory:
DataTable t;
t.Columns.Remove("columnName");
t.Columns.RemoveAt(columnIndex);
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LEN function not including trailing spaces in SQL Server
..."returns the number of bytes used to represent any expression".
Example:
SELECT
ID,
TestField,
LEN(TestField) As LenOfTestField, -- Does not include trailing spaces
DATALENGTH(TestField) As DataLengthOfTestField -- Shows the true length of data, including trailing...
optional parameters in SQL Server stored proc?
...rameter*/
INSERT INTO ........
END
/* and use it in the query as so*/
SELECT *
FROM Table
WHERE Column = @Parameter
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follow
...
git add . vs git commit -a
...ically invokes git add on all files it knows about. You can use git add to select what files to commit. Consult the docs for more info: here
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