大约有 13,000 项符合查询结果（耗时：0.0328秒） [XML]
Multiple levels of 'collection.defaultdict' in Python
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This is awesome. It seems I renew my marital vows to Python daily.
– mVChr
Nov 3 '14 at 22:32
3
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How to force use of overflow menu on devices with menu button
...like this (also with ActionBarSherlock icon used in my example):
<menu xmlns:android="http://schemas.android.com/apk/res/android" >
<item
android:id="@+id/menu_overflow"
android:icon="@drawable/abs__ic_menu_moreoverflow_normal_holo_light"
android:orderInCategor...
Why do you need to create a cursor when querying a sqlite database?
I'm completely new to Python's sqlite3 module (and SQL in general for that matter), and this just completely stumps me. The abundant lack of descriptions of cursor objects (rather, their necessity) also seems odd.
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Add Variables to Tuple
I am learning Python and creating a database connection.
While trying to add to the DB, I am thinking of creating tuples out of information and then add them to the DB.
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How to vertically align elements in ?
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I assume that since you're using an XML declaration, you're not worrying about IE or older browsers.
So you can use display:table-cell and display:table-row like so:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1...
Flatten an irregular list of lists
... your example a little easier to read and probably boost the performance.
Python 2
def flatten(l):
for el in l:
if isinstance(el, collections.Iterable) and not isinstance(el, basestring):
for sub in flatten(el):
yield sub
else:
yield el
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Usage of sys.stdout.flush() method
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Python's standard out is buffered (meaning that it collects some of the data "written" to standard out before it writes it to the terminal). Calling sys.stdout.flush() forces it to "flush" the buffer, meaning that it will wri...
What is the meaning of erb?
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Same as ".rhtml", you can also rename ".rjs" extension to ".js.erb" or ".rxml" to ".xml.erb"
This format separates out content type from template engine which is "erb" in this case.
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improv...
What does $NON-NLS-1$ mean?
...trings the user may see should be in the resource file /res/values/strings.xml to read strings.xml file in the code you use R.string.. By adding the tag //$NON-NLS-$ you are noting that the string will not be seen by users.
The warning in Eclipse Helios may be turned on at Window -> preferenc...
Unable to execute dex: method ID not in [0, 0xffff]: 65536
...clare MultiDexApplication class as the application in your AndroidManifest.xml:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.android.multidex.myapplication">
<application
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