大约有 13,000 项符合查询结果（耗时：0.0216秒） [XML]
How can I build XML in C#?
...
new XElement("Foo",
from s in nameValuePairList
select
new XElement("Bar",
new XAttribute("SomeAttr", "SomeAttrValue"),
new XElement("Name", s.Name),
new XElement("Value", s.Value)
...
if A vs if A is not None:
... method returns None if there were no rows in the result. Suppose you were selecting a value that might return 0 and need to know whether it's actually 0 or whether the query had no results at all.
A common idiom is to give a function or method's optional argument the default value of None, and the...
Change string color with NSAttributedString?
..., you can do something like this:
UIColor *color = [UIColor redColor]; // select needed color
NSString *string = ... // the string to colorize
NSDictionary *attrs = @{ NSForegroundColorAttributeName : color };
NSAttributedString *attrStr = [[NSAttributedString alloc] initWithString:string attribute...
How to put multiple statements in one line?
...f'https://genius.com/{song.replace(" ", "-")}-lyrics').text,'html.parser').select('.lyrics')[0].text.strip())
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Java Naming Convention with Acronyms [closed]
....e. with DvdPlayer you can type "DP" and press Ctrl+1 to get the choice to select DvdPlayer, but if you had DVDPlayer you would have to type "DVDP". And is even more annoying if it is longer. I wouldn't like to have an UNESCOConnector in my code. Anyway it is a matter of choice.
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How do you stash an untracked file?
...files are important for eclipse - which is my java editor.
I first of all selectively added my rest of the files and committed for staging. However, final push cannot be performed unless the modified .gitIgnore fiels and the untracked files viz. .project and .classpath are not stashed.
I used
gi...
How can I get the latest JRE / JDK as a zip file rather than EXE or MSI installer? [closed]
...mp; drop jdk1.6.0_31.msi or jre1.6.0_31.msi on the icon of UniExtract.exe.
Select "Extract Method: MSI Administrative Installer". Wait for the process to finish.
Enter the new created folder.
If you've drag-and-dropped jre1.6.0_31.msi you should have a jre1.6.0_31 folder
Follow all levels inside an...
FileSystemWatcher Changed event is raised twice
...<FileSystemEventArgs>(fileSystemWatcher, "Renamed") .Select(e => e.EventArgs) .Distinct(e => e.FullPath) .Subscribe(onNext);
– Kjellski
Oct 24 '14 at 15:55
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How to make a div fill a remaining horizontal space?
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This should be accepted as the selected solution for current times. Also, it is the only "non-hackish" solution.
– Greg
Nov 20 '18 at 19:31
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How do I clone a github project to run locally?
...md\
In windows 7:
Right-click "Computer" on the Desktop or Start Menu.
Select "Properties".
On the very far left, click the "Advanced system settings" link.
Click the "Environment Variables" button at the bottom.
Double-click the "Path" entry under "System variables".
At the end of "Variable val...