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How can I get the current stack trace in Java?
...
A cool one-liner if you're already using apache commons to get a string: String fullStackTrace = org.apache.commons.lang.exception.ExceptionUtils.getFullStackTrace(e); stackoverflow.com/a/10620951/11236
– rippe...
Two divs side by side - Fluid display
...ght: 200px;
background: aqua;
margin: auto;
padding: 10px;
}
.one {
width: 15%;
height: 200px;
background: red;
float: left;
}
.two {
margin-left: 15%;
height: 200px;
background: black;
}
<section class="container">
<div class="one"></div>...
How do I check that a Java String is not all whitespaces?
...uch as:
if (string.matches(".*\\w.*")) ...
...which checks for at least one (ASCII) alphanumeric character.
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Change a branch name in a Git repo
... it with git push origin :branchname. That would allow you to push the new one and delete the old one, essentially renaming it on the remote.
– Jonathan
Oct 7 '10 at 14:52
1
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Where does Java's String constant pool live, the heap or the stack?
..., the exact location of the string pool is not specified and can vary from one JVM implementation to another.
It is interesting to note that until Java 7, the pool was in the permgen space of the heap on hotspot JVM but it has been moved to the main part of the heap since Java 7:
Area: HotSpot
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How can I delete all of my Git stashes at once?
...from the stash list. When no <stash> is given, it removes the latest one. (...) ") does not answer the question (" How can I delete all of my Git stashes at once? ")?
– Tadeck
Sep 2 '15 at 15:48
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byte + byte = int… why?
...oing the conversion back from the result to a byte automatically could be done, but would result in performance penalties in the case where you don't actually want that behaviour.
I think this is mentioned in one of the annotated C# standards. Looking...
EDIT: Annoyingly, I've now looked through t...
How do I save a stream to a file in C#?
...is seems to be something people want to see... if you do just want to copy one stream to another (e.g. to a file) use something like this:
/// <summary>
/// Copies the contents of input to output. Doesn't close either stream.
/// </summary>
public static void CopyStream(Stream input, St...
Eclipse - no Java (JRE) / (JDK) … no virtual machine
...lipse will by default try to launch with the default "java.exe" (the first one referenced by your PATH)
Three things to remember:
"Installing" a JRE or a JDK can be as simple as unzipping or copying it from another computer: there is no special installation steps, and you can have as many differe...
Is 23,148,855,308,184,500 a magic number, or sheer chance?
News reports such as this one indicate that the above number may have arisen as a programming bug.
7 Answers
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