大约有 43,000 项符合查询结果(耗时:0.0643秒) [XML]

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Getting the last revision number in SVN?

...P, Perl, or Python (preferably PHP), I need a way to query an SVN database and find out the last revision number sent to SVN. I don't need anything other than that. It needs to be non-intensive (so I do it every 5 minutes as a cron job; SVN's performance should not be affected). ...
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How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?

... @blub: If you create a unique key on geb and topic it will work (ALTER TABLE table ADD UNIQUE geb_by_topic (geb, topic)). – chaos Aug 2 '09 at 13:43 ...
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Easiest way to convert a List to a Set in Java

... because there are pitfalls here depending on which implementations of Set and Map one is using; HashSet is assumed here. – Madbreaks Jul 3 '18 at 17:25 1 ...
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HttpClient not supporting PostAsJsonAsync method C#

I am trying to call a web API from my web application. I am using .Net 4.5 and while writing the code I am getting the error HttpClient does not contain a definition PostAsJsonAsync method. ...
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How to join two JavaScript Objects, without using JQUERY [duplicate]

I have two json objects obj1 and obj2, i want to merge them and crete a single json object. The resultant json should have all the values from obj2 and the values from obj1 which is not present in obj2. ...
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How to generate string of a certain length to insert into a file to meet a file size criteria?

...utomatically generate the files. I know the size of each file, ex. 100KB, and how many files to generate. What I need help with is how to generate a string less than or equal to the required file size. ...
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How do you remove the title text from the Android ActionBar?

I'm looking through the Holo.Light theme, and I can't seem to find the magic style to override to get rid of the title text that briefly shows up when my app first launches. ...
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ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'

... No, you should run mysql -u root -p in bash, not at the MySQL command-line. If you are in mysql, you can exit by typing exit. share | improve this answer | follow ...
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postgresql - replace all instances of a string within text field

... Hi guys, I like your answer and explanation, it is really helpful. Could you please add an example using regexp_replace? Thanks! – Wim Feijen Oct 22 '14 at 16:09 ...
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String.Replace ignoring case

... You could use a Regex and perform a case insensitive replace: class Program { static void Main() { string input = "hello WoRlD"; string result = Regex.Replace(input, "world", "csharp", RegexOptions.IgnoreCase);...