大约有 48,000 项符合查询结果（耗时：0.0339秒） [XML]
Regex: Specify “space or start of string” and “space or end of string”
...r both spaces and end of lines.
(^|\s) #the | means or. () is a capturing group.
/\b(stackoverflow)\b/
Also, if you don't want to include the space in your match, you can use lookbehind/aheads.
(?<=\s|^) #to look behind the match
(stackoverflow) #the string you want. () optional
...
How do I print a list of “Build Settings” in Xcode project?
... build
AD_HOC_CODE_SIGNING_ALLOWED NO
ALTERNATE_GROUP staff
ALTERNATE_MODE u+w,go-w,a+rX
ALTERNATE_OWNER username
ALWAYS_SEARCH_USER_PATHS YES
APPLE_INTERNAL_DEVELOPER_DIR ...
Handling List-types with Esqueleto
...dle list of sublists (multidimensional list) out of the box yet! Data.List.groupBy that 'cdk' advised to you can group only list itself, but not what you was asking for.
For your case I would insistently advise you to use a classic SQL queries. You can run n+1 queries, but do that only if it is rar...
How to change the href for a hyperlink using jQuery
...a single anchor, it will update that anchor only and if selector returns a group of anchor, it will update the specific group through one statement only.
Now, there are lot of ways to identify exact anchor or group of anchors:
Quite Simple Ones:
Select anchor through tag name : $("a")
Select anc...
What does `kill -0 $pid` in a shell script do?
...d; this
can be used to check for the existence of a process ID or process group ID.
...
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C multi-line macro: do/while(0) vs scope block [duplicate]
...
http://bytes.com/groups/c/219859-do-while-0-macro-substitutions
https://groups.google.com/d/msg/comp.lang.C/xGZxls194mI/dEIpTKz2okMJ
Andrey Tarasevich:
The whole idea of using 'do/while' version is to make a macro which will
expand into a r...
Render HTML to PDF in Django site
...
# views.py
from django_xhtml2pdf.views import PdfMixin
class GroupPDFGenerate(PdfMixin, DetailView):
model = PeerGroupSignIn
template_name = 'groups/pdf.html'
# templates/groups/pdf.html
<html>
<style>
@page { your xhtml2pdf pisa PDF paramet...
Maven dependency for Servlet 3.0 API?
...repositories>
<dependencies>
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-web-api</artifactId>
<version>6.0</version>
<scope>provided</scope>
</dependency>
</dependencies>
This jar in...
Aggregate function in an SQL update query?
...e1 t1
INNER JOIN (select field3, sum(field2) as field2Sum
from table2
group by field3) as t2
on t2.field3 = t1.field3
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Logical operators for boolean indexing in Pandas
...gical operation you get a ValueError, then you need to use parentheses for grouping:
(exp1) op (exp2)
For example,
(df['col1'] == x) & (df['col2'] == y)
And so on.
Boolean Indexing: A common operation is to compute boolean masks through logical conditions to filter the data. Pandas pro...