大约有 23,000 项符合查询结果（耗时：0.0335秒） [XML]
What is the difference between the WPF TextBlock element and Label control? [duplicate]
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Label takes all kinds of data inputs like String, Number etc...
TextBlock, as the name suggests, only accepts a Text string.
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Get current folder path
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string appPath = System.IO.Path.GetDirectoryName(Application.ExecutablePath);
From Path.GetDirectoryName
Returns the directory information for the specified path string.
From Application.ExecutablePath
Gets the pa...
How to fix PCH error?
... to this:
/var/folders/<some random two characters>/<some random string>/C/com.apple.Xcode.502/SharedPrecompiledHeaders
I just deleted the entire SharedPrecompiledHeaders folder and that solved things for me. I wouldn't go touching much else in here though...
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How to get the parent dir location
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os.path.abspath doesn't validate anything, so if we're already appending strings to __file__ there's no need to bother with dirname or joining or any of that. Just treat __file__ as a directory and start climbing:
# climb to __file__'s parent's parent:
os.path.abspath(__file__ + "/../../")
That...
How to trigger event when a variable's value is changed?
... }
}
}
}
private NotifyPropertyChanged(string propertyName)
{
//Raise PropertyChanged event
}
public event PropertyChangedEventHandler PropertyChanged;
}
public class MySubscriber
{
private MyClass _myClass;
void PropertyChan...
Table overflowing outside of div
...t, exactly what I was looking for. To help others here are some googleable strings: I was trying to use CSS to fit parent div to overflow, or fit a background to cover overflowing table content. This worked perfectly, thanks so much!
– trisweb
Jul 12 '12 at 20:...
How do I list the functions defined in my shell?
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grep is not a good solution for this, strings that match function definitions will cause false positives. @wjandrea can still be caught by multi line strings, as will any regex.
– Matt
Apr 7 '18 at 21:56
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How can I confirm a database is Oracle & what version it is using SQL?
...her crude way is to look into Oracle binary, If DB in hosted on Linux, try strings on Oracle binary.
strings -a $ORACLE_HOME/bin/oracle |grep RDBMS | grep RELEASE
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How do you clear a slice in Go?
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See playground
package main
import (
"fmt"
)
func dump(letters []string) {
fmt.Println("letters = ", letters)
fmt.Println(cap(letters))
fmt.Println(len(letters))
for i := range letters {
fmt.Println(i, letters[i])
}
}
func main() {
letters := []string{"a", ...
How to get the file extension in PHP? [duplicate]
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No need to use string functions. You can use something that's actually designed for what you want: pathinfo():
$path = $_FILES['image']['name'];
$ext = pathinfo($path, PATHINFO_EXTENSION);
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