大约有 43,100 项符合查询结果（耗时：0.0637秒） [XML]
Including all the jars in a directory within the Java classpath
...
1176
Using Java 6 or later, the classpath option supports wildcards. Note the following:
Use stra...
Using .text() to retrieve only text not nested in child tags
...
518
I liked this reusable implementation based on the clone() method found here to get only the tex...
How to programmatically round corners and set random background colors
...
213
Instead of setBackgroundColor, retrieve the background drawable and set its color:
v.setBackgr...
Python/postgres/psycopg2: getting ID of row just inserted
...
answered Mar 9 '11 at 15:06
ThiefMasterThiefMaster
274k7272 gold badges535535 silver badges597597 bronze badges
...
Open file in a relative location in Python
...er code is installed when it runs it needs to access to directory 'main/2091/data.txt' .
12 Answers
...
Why is the shovel operator (
...
Proof:
a = 'foo'
a.object_id #=> 2154889340
a << 'bar'
a.object_id #=> 2154889340
a += 'quux'
a.object_id #=> 2154742560
So << alters the original string rather than creating a new one. The reason for this is that in ruby a += b is syntact...
Difference between map and collect in Ruby?
...
481
There's no difference, in fact map is implemented in C as rb_ary_collect and enum_collect (eg. t...
Filtering fiddler to only capture requests for a certain domain
...
221
This is easy to do.
On the filters tab, click "show only if the filter contains, and then key in...
Count occurrences of a char in plain text file
...
178
How about this:
fgrep -o f <file> | wc -l
Note: Besides much easier to remember/dupli...