大约有 47,000 项符合查询结果（耗时：0.0609秒） [XML]
Printing the last column of a line in a file
...e column may not appear in the window that raw tail gives you. Unless you know it is going to appear with a certain frequency, it would be safer to awk '/A1/ {print $NF}' file | tail -n1.
– Mitchell Tracy
Feb 8 '19 at 16:28
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Scroll Automatically to the Bottom of the Page
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Works in newer versions of Chrome now, but some of the extra options (like smooth scrolling) don't seem to be implemented yet.
– Matt Zukowski
Feb 17 '16 at 16:42
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Why do pthreads’ condition variable functions require a mutex?
... condition variable; it is to protect the predicate data, but I think you know that from reading your comment that followed that statement. You can signal a condition variable legally, and fully supported by implementations, post-unlock of the mutex wrapping the predicate, and in fact you'll will re...
How can I read a text file without locking it?
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As now I know, File.ReadAllText() fails with read-only mode.
– bohdan_trotsenko
Oct 17 '13 at 14:27
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Print content of JavaScript object? [duplicate]
... (var p in o) {
out += p + ': ' + o[p] + '\n';
}
alert(out);
}
// now test it:
var myObject = {'something': 1, 'other thing': 2};
printObject(myObject);
Using a DOM inspection tool is preferable because it allows you to dig under the properties that are objects themselves. Firefox has Fir...
Tomcat startup logs - SEVERE: Error filterStart how to get a stack trace?
...2localhost.org.apache.juli.FileHandler, java.util.logging.ConsoleHandler
Now the full stacktrace appears in the IntelliJ output:
Dec 27, 2011 12:02:45 PM org.apache.catalina.core.StandardContext filterStart
SEVERE: Exception starting filter filterChainProxy
org.springframework.beans.factory.No...
Single quotes vs. double quotes in C or C++
... using GCC on and off for 15 years and have never once run into this until now.
– eeeeaaii
Nov 14 '12 at 4:22
+1 besid...
How to get Bitmap from an Uri?
...data.getData(), I mean if I simply open some image from gallery and I all know is about its path, how can I get uri and bitmap?
– Umair
Jun 25 '16 at 21:47
1
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Difference between two dates in MySQL
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SELECT TIMESTAMPDIFF(HOUR,NOW(),'2013-05-15 10:23:23')
calculates difference in hour.(for days--> you have to define day replacing hour
SELECT DATEDIFF('2012-2-2','2012-2-1')
SELECT TO_DAYS ('2012-2-2')-TO_DAYS('2012-2-1')
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Word wrap for a label in Windows Forms
... to. Look at the properties for the label and turn off AutoSize. You will now be able to drag/set the area for the label and it will automatically auto-wrap to stay within those parameters. No need for any additional coding.
– madeFromCode
Jun 11 '12 at 16:55...