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How do I create a Java string from the contents of a file?
...g> lines = Files.lines(path, encoding)) {
lines.forEach(System.out::println);
}
This Stream does need a close() call; this is poorly documented on the API, and I suspect many people don't even notice Stream has a close() method. Be sure to use an ARM-block as shown.
If you are working with a s...
How to RedirectToAction in ASP.NET MVC without losing request data
...ved at some stage I believe (there is a codeplex project MVCContrib that reintroduces them, although you may as well use their helper attribute at that stage: stackoverflow.com/questions/1936/…). In mvc2 you should be able to go RedirectToAction("Form"), i.e. name as a string, although I loosely r...
Perform Segue programmatically and pass parameters to the destination view
...need is to open a new view with some data...
– NeverwinterMoon
Sep 27 '18 at 12:39
...
Function to return only alpha-numeric characters from string?
...that, though I admit that the question could be a lot more clear on this point. I'll ask for a clarification.
– Mark Byers
Mar 4 '11 at 21:03
1
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Is it a good idea to index datetime field in mysql?
...y in queries. If your only condition is BETWEEN NOW() AND DATE_ADD(NOW(), INTERVAL 30 DAY) and you have no other index in the condition, MySQL will have to do a full table scan on every query. I'm not sure how many rows are generated in 30 days, but as long as it's less than about 1/3 of the total...
What is the use of a private static variable in Java?
...you were to make something like:
public class Person
{
private static int numberOfEyes;
private String name;
}
and then you wanted to change your name, that is fine, my name stays the same. If, however you wanted to change it so that you had 17 eyes then everyone in the world would also ...
Java Equivalent of C# async/await?
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@user960567: No, my point is that it's a language feature - it can't be put solely in libraries. I don't believe there's any equivalent scheduled for Java 8 at least.
– Jon Skeet
May 14 '13 at 9:23
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Error to install Nokogiri on OSX 10.9 Maverick?
...N_C_SOURCE -O3 -ggdb -Wextra -Wno-unused-parameter -Wno-parentheses -Wpointer-arith -Wwrite-strings -Wno-missing-field-initializers -Wshorten-64-to-32 -Wno-long-long -fno-common -pipe -g -DXP_UNIX -O3 -Wall -Wcast-qual -Wwrite-strings -Wconversion -Wmissing-noreturn -Winline -DNOKOGIRI_USE_PACK...
How to access pandas groupby dataframe by key
...0.528172 11
4 foo 0.865408 14
Note: This doesn't require creating an intermediary dictionary / copy of every subdataframe for every group, so will be much more memory-efficient that creating the naive dictionary with dict(iter(gb)). This is because it uses data-structures already available in ...
Unit test naming best practices [closed]
...
Resharper and IntelliJ both would probably find your test method and offer to rename it for you if you refactored/renamed using those tools. The also try to look in comments where you mention the method name and update those too.
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