大约有 16,800 项符合查询结果（耗时：0.0231秒） [XML]
Easy way to test a URL for 404 in PHP?
I'm teaching myself some basic scraping and I've found that sometimes the URL's that I feed into my code return 404, which gums up all the rest of my code.
...
Git status ignore line endings / identical files / windows & linux environment / dropbox / mled
...
6 Answers
6
Active
...
How to read environment variables in Scala
In Java, reading environment variables is done with System.getenv() .
6 Answers
6
...
After Installing Java JDK 7 For Mac OS X - mvn -version still shows java version 1.6.0_31
Oracle released Java JDK 7 on April 26 for Mac OS X. I followed the install instructions and when I do java -version in a terminal window I get:
...
nginx showing blank PHP pages
I have setup an nginx server with php5-fpm. When I try to load the site I get a blank page with no errors. Html pages are served fine but not php. I tried turning on display_errors in php.ini but no luck. php5-fpm.log is not producing any errors and neither is nginx.
...
What is the aspnet_client folder for under the IIS structure?
I notice that there's frequently an aspnet_client folder under the standard IIS web folder structure. What is this used for? Is it needed?
...
Delete column from pandas DataFrame
When deleting a column in a DataFrame I use:
15 Answers
15
...
Why is an array not assignable to Iterable?
...
5 Answers
5
Active
...
is guava-libraries available in maven repo?
I am looking to find guava-libraries in maven repository. It looks like guava is adding more features to google-collections library.
...
How to calculate moving average without keeping the count and data-total?
I am trying to find a way to calculate a moving cumulative average without storing the count and total data that is received so far.
...