大约有 40,000 项符合查询结果(耗时:0.0555秒) [XML]

https://stackoverflow.com/ques... 

Basic http file downloading and saving to disk in python?

...URLopener is deprecated. And when used you will get error as below: url_opener = urllib.URLopener() AttributeError: module 'urllib' has no attribute 'URLopener' So, try: import urllib.request urllib.request.urlretrieve(url, filename) ...
https://stackoverflow.com/ques... 

How to initialize std::vector from C-style array?

... Don't forget that you can treat pointers as iterators: w_.assign(w, w + len); share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Shell script while read line loop stops after the first line

... The problem is that do_work.sh runs ssh commands and by default ssh reads from stdin which is your input file. As a result, you only see the first line processed, because ssh consumes the rest of the file and your while loop terminates. To preve...
https://stackoverflow.com/ques... 

What is the use of having destructor as private?

...e connection being open or a file being written. You could have a "request_delete" method in the class or the manager that will check that condition and it will either delete or decline, and return a status telling you what it did. That's far more flexible that just calling "delete". ...
https://stackoverflow.com/ques... 

How to rethrow InnerException without losing stack trace in C#?

I am calling, through reflection, a method which may cause an exception. How can I pass the exception to my caller without the wrapper reflection puts around it? I am rethrowing the InnerException, but this destroys the stack trace. Example code: ...
https://stackoverflow.com/ques... 

Android Studio installation on Windows 7 fails, no JDK found

... Adding a system variable JDK_HOME with value c:\Program Files\Java\jdk1.7.0_21\ worked for me. The latest Java release can be downloaded here. Additionally, make sure the variable JAVA_HOME is also set with the above location. ...
https://stackoverflow.com/ques... 

Automapper - how to map to constructor parameters instead of property setters

... Use ConstructUsing this will allow you to specify which constructor to use during the mapping. but then all of the other properties will be automatically mapped according to the conventions. Also note that this is different from ConvertUsing in that con...
https://stackoverflow.com/ques... 

Rails params explained?

...e "1" and params[:boo] would be "octopus". In HTTP/HTML, the params are really just a series of key-value pairs where the key and the value are strings, but Ruby on Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested http://w...
https://stackoverflow.com/ques... 

Java FileReader encoding issue

...to a string, but I found the result is wrongly encoded and not readable at all. 6 Answers ...
https://stackoverflow.com/ques... 

How to POST JSON Data With PHP cURL?

...re indicating Content-Type:application/json, but you are not json-encoding all of the POST data -- only the value of the "customer" POST field. Instead, do something like this: $ch = curl_init( $url ); # Setup request to send json via POST. $payload = json_encode( array( "customer"=> $data ) );...