大约有 16,000 项符合查询结果（耗时：0.0334秒） [XML]
Printf width specifier to maintain precision of floating-point value
...t answer to print floating point numbers losslessly (such that they can be read
back in to exactly the same number, except NaN and Infinity):
If your type is float: use printf("%.9g", number).
If your type is double: use printf("%.17g", number).
Do NOT use %f, since that only specifies how many ...
How to create a jQuery plugin with methods?
...itional functions/methods to the object that calls it. All the tutorials I read online (have been browsing for the past 2 hours) include, at the most, how to add options, but not additional functions.
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How to open a specific port such as 9090 in Google Compute Engine
...ine; I'd recommend using the GUI for that if needed because it handles the read-modify-write cycle with setinstancetags.
If you want to open port 9090 to all instances, you can create a firewall rule like:
gcutil addfirewall allow-9090 --allowed=tcp:9090
which will apply to all of your instances...
What are Flask Blueprints, exactly?
I have read the official Flask documentation on Blueprints and even one or two blog posts on using them.
4 Answers
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What is the difference between `git merge` and `git merge --no-ff`?
...re merging in a topic branch and you want to ensure it looks that way when reading history). In order to do that, you can pass the --no-ff flag and git merge will always construct a merge instead of fast-forwarding.
Similarly, if you want to execute a git pull or use git merge in order to explicitl...
What is the difference between JOIN and JOIN FETCH when using JPA and Hibernate
...Employee. If you not need the Department, use the first query.
I recomend read this link if you need to apply some WHERE condition (what you probably will need): How to properly express JPQL "join fetch" with "where" clause as JPA 2 CriteriaQuery?
Update
If you don't use fetch and the Departments...
Get nodes where child node contains an attribute
...
Try
//book[title/@lang = 'it']
This reads:
get all book elements
that have at least one title
which has an attribute lang
with a value of "it"
You may find this helpful — it's an article entitled "XPath in Five Paragraphs" by Ronald Bourret.
But...
Entity Framework is Too Slow. What are my options? [closed]
... Before anyone does this, it might be a good idea to have a read here. stackoverflow.com/questions/9259480/…
– leen3o
Dec 11 '12 at 19:32
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Can an AJAX response set a cookie?
... question is whether that response will actually result in that the client reads and sets the cookie received in the ajax response, or if it has to be done manually. This is not an answer for that.
– Alex
Jun 20 '16 at 13:33
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HTML.ActionLink vs Url.Action in ASP.NET Razor
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@Shimmy, you can read about it here: haacked.com/archive/2009/11/17/aspnetmvc2-render-action.aspx
– Darin Dimitrov
Dec 20 '12 at 6:36
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