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Java dynamic array sizes?
...0];
System.arraycopy(oldItems, 0, newItems, 0, 10);
oldItems = newItems;
If you find yourself in this situation, I'd highly recommend using the Java Collections instead. In particular ArrayList essentially wraps an array and takes care of the logic for growing the array as required:
List<XClas...
“Invalid signature file” when attempting to run a .jar
...ted here might provide a pointer.
Invalid signature file digest for Manifest main attributes
Bottom line :
It's probably best to keep the official jar as
is and just add it as a dependency in the manifest file for your
application jar file.
...
What is the difference between sql and mysql [closed]
I am new to databases and I was wondering: What is the difference between SQL and MySQL ?
5 Answers
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How do I assert an Iterable contains elements with a certain property?
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@GiulioCaccin I don't think it does. If you use JUnit, you could/should use the overloaded assertion methods and write assertTrue(..., "My own test failure message"); See more on junit.org/junit5/docs/current/api/org/junit/jupiter/api/…
–...
Storing SHA1 hash values in MySQL
...es just 4 bit per character and thus would need 160/4 = 40 characters. But if you use 8 bit per character, you would only need a 160/8 = 20 character long field.
So I recommend you to use BINARY(20) and the UNHEX function to convert the SHA1 value to binary.
I compared storage requirements for BIN...
How to do URL decoding in Java?
...ou have there is URL encoded. This kind of encoding is something entirely different than character encoding.
Try something like this:
try {
String result = java.net.URLDecoder.decode(url, StandardCharsets.UTF_8.name());
} catch (UnsupportedEncodingException e) {
// not going to happen - va...
What are the best use cases for Akka framework [closed]
... several parties, reliable backend systems. I'm not at liberty to give specifics on clients yet, when I do get the OK maybe it can be added as a reference.
Akka has really pulled through on those projects, even though we started when it was on version 0.7. (we are using scala by the way)
One of t...
DropDownList in MVC 4 with Razor
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If you defined the List in controller, Then you need in View to cast it , like this: @Html.DropDownListFor(model => model.model_year, ViewBag.Years as List<SelectListItem>, "-- Select Year --")
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Nested using statements in C#
... working on a project. I have to compare the contents of two files and see if they match each other precisely.
17 Answers
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Splitting a Java String by the pipe symbol using split(“|”)
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Both versions should work fine. If one doesn't it suggest problem is somewhere else.
– Pshemo
Jan 14 '17 at 16:30
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