大约有 40,000 项符合查询结果(耗时:0.0884秒) [XML]

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UITableView load more when scrolling to bottom like Facebook application

...thIdentifier:cellIdentifier]; if (!cell) { cell = [[MyCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:MainMenuCellIdentifier]; } MyData *data = [self.dataArray objectAtIndex:indexPath.row]; // Do your cell customisation // cell.titleLabel.text =...
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Using OR in SQLAlchemy

... From the tutorial: from sqlalchemy import or_ filter(or_(User.name == 'ed', User.name == 'wendy')) share | improve this answer | follow ...
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Change MySQL default character set to UTF-8 in my.cnf?

... The above my.cnf settings worked for me as well. Additionally, I had to make sure the table was set properly, such as ALTER TABLE Table CONVERT TO CHARACTER SET utf8 COLLATE utf8_unicode_ci; – Chris Livdahl May 26 '11 at 19:26 ...
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Extract value of attribute node via XPath

... With xqilla it was necessary to call xs:string. I wonder why. – krlmlr Jul 22 '13 at 20:00 1 ...
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When is “i += x” different from “i = i + x” in Python?

... This depends entirely on the object i. += calls the __iadd__ method (if it exists -- falling back on __add__ if it doesn't exist) whereas + calls the __add__ method1 or the __radd__ method in a few cases2. From an API perspective, __iadd__ is supposed to be used fo...
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Should a return statement be inside or outside a lock?

...als init ( [0] int32 CS$1$0000, [1] object CS$2$0001) L_0000: ldsfld object Program::sync L_0005: dup L_0006: stloc.1 L_0007: call void [mscorlib]System.Threading.Monitor::Enter(object) L_000c: call int32 Program::GetValue() L_0011: stloc.0 L_0012: leav...
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Multiple columns index when using the declarative ORM extension of sqlalchemy

...e just Column objects, index=True flag works normally: class A(Base): __tablename__ = 'table_A' id = Column(Integer, primary_key=True) a = Column(String(32), index=True) b = Column(String(32), index=True) if you'd like a composite index, again Table is present here as usual you ju...
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What is the easiest way to remove the first character from a string?

... only does one and finishes. Consider gsub like it's a minimum of two sub calls. Also, it's important to remember that gsub, and sub can also be handicapped by poorly written regex which match much more slowly than a sub-string search. If possible anchor the regex to get the most speed from it. Th...
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How can you get the Manifest Version number from the App's (Layout) XML variables?

...ntext.getPackageName(), 0).versionName; Either of these solutions would allow for placing the version name in XML. Unfortunately there isn't a nice simple solution, like android.R.string.version or something like that. sh...
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Vagrant error : Failed to mount folders in Linux guest

... The plugin vagrant-vbguest solved my problem: $ vagrant plugin install vagrant-vbguest Output: $ vagrant reload ==> default: Attempting graceful shutdown of VM... ... ==> default: Machine booted and ready! GuestAdditions 4.3.12 running --- OK. ==> default: Checking for guest addi...