大约有 30,000 项符合查询结果(耗时:0.0385秒) [XML]

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Send email using the GMail SMTP server from a PHP page

...g to send an email via GMail's SMTP server from a PHP page, but I get this error: 14 Answers ...
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Can I query MongoDB ObjectId by date?

... I get ReferenceError: ObjectId is not defined. How do i fix that? – peter Mar 18 '13 at 6:17 3 ...
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How to check if a String contains another String in a case insensitive manner in Java?

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Reorder levels of a factor without changing order of values

... works on one dataset, not on another. On the other dataset, it throws an error "Error in tapply(X = X, INDEX = x, FUN = FUN, ...) : argument "X" is missing, with no default". Not sure what the solution to this problem is. I can't find any relevant difference between the datasets. ...
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Getting the parent of a directory in Bash

... Running that code gives me the error bash: dirname 'Test': syntax error: invalid arithmetic operator (error token is "'Test'"). Linked code is also wrong. – Michael Hoffman Dec 8 '11 at 4:22 ...
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How can I update npm on Windows?

...he instruction, but when running "npm-windows-upgrade" I get the following error: npm-windows-upgrade : The term 'npm-windows-upgrade' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the pat...
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Retrieving a random item from ArrayList [duplicate]

...has never been declared as a variable, so it makes sense that it causes an error. But more importantly, you have code after a return statement and this will cause an unreachable code error. share | ...
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Get file name from URL

... get rid of the file extension, here's a way to do it without resorting to error-prone String manipulation and without using external libraries. Works with Java 1.7+: import java.net.URI import java.nio.file.Paths String url = "http://example.org/file?p=foo&q=bar" String filename = Paths.get(n...
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How can I delete a service in Windows?

...d in as the administrator, but also with administrative rights. If you get errors above about not having the necessary access rights to stop and/or delete the service, run the command prompt as an administrator. You can do this by searching for the command prompt on your start menu and then right-cl...
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Android Writing Logs to text File

... org.apache.log4j.Logger log= Log4jHelper.getLogger( "YourActivity" ); log.error("Error"); log.info("Info"); log.warn("Warn"); Example Source. Note that, log4j 2.x ( improved functionalities ) rewritten from scratch is not backward comptible with log4j 1.x. So you have to use log4j 1.2.x jar with...