大约有 40,000 项符合查询结果（耗时：0.0806秒） [XML]
How can I replace a newline (\n) using sed?
...ch is the whole file).
Here is cross-platform compatible syntax which works with BSD and OS X's sed (as per @Benjie comment):
sed -e ':a' -e 'N' -e '$!ba' -e 's/\n/ /g' file
As you can see, using sed for this otherwise simple problem is problematic. For a simpler and adequate solution see this ...
How to generate a core dump in Linux on a segmentation fault?
...
Eli CourtwrightEli Courtwright
157k6161 gold badges199199 silver badges255255 bronze badges
...
Why should I implement ICloneable in c#?
...forms a "deep" or "shallow" clone.
See this blog post from Brad Abrams back in 2003(!) for more information.
share
|
improve this answer
|
follow
|
...
Get current date/time in seconds
...
sje397sje397
38.1k77 gold badges7878 silver badges9999 bronze badges
...
How do I get the real .height() of a overflow: hidden or overflow: scroll div?
...
Mosh Feu
21.9k1212 gold badges6868 silver badges105105 bronze badges
answered Mar 26 '10 at 10:46
reko_treko_t
...
How to alter a column and change the default value?
...55) NOT NULL DEFAULT '{}';
A second possibility which does the same (thanks to juergen_d):
ALTER TABLE foobar_data CHANGE COLUMN col col VARCHAR(255) NOT NULL DEFAULT '{}';
share
|
improve this ...
Making a triangle shape using xml definitions?
...ng="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
<item>
<rotate
android:fromDegrees="45"
android:toDegrees="45"
android:pivotX="-40%"
android:pivotY="87%" >
<shape
...
Python string prints as [u'String']
... list to a single unicode string, and then convert that to ASCII.
I don't know exaxtly how you got the one-element lists; the contents member would be a list of strings and tags, which is apparently not what you have. Assuming that you really always get a list with a single element, and that your t...
Associativity of “in” in Python?
I'm making a Python parser, and this is really confusing me:
4 Answers
4
...
How do I list all files of a directory?
... f in listdir(mypath) if isfile(join(mypath, f))]
or you could use os.walk() which will yield two lists for each directory it visits - splitting into files and dirs for you. If you only want the top directory you can just break the first time it yields
from os import walk
f = []
for (dirpath, di...