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Infinite Recursion with Jackson JSON and Hibernate JPA issue
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You may use @JsonIgnore to break the cycle (reference).
You need to import org.codehaus.jackson.annotate.JsonIgnore (legacy versions) or com.fasterxml.jackson.annotation.JsonIgnore (current versions).
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HTML table headers always visible at top of window when viewing a large table
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Check out jQuery.floatThead (demos available) which is very cool, can work with DataTables too, and can even work inside an overflow: auto container.
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Passing parameters to addTarget:action:forControlEvents
I am using addTarget:action:forControlEvents like this:
13 Answers
13
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Normalizing mousewheel speed across browsers
For a different question I composed this answer , including this sample code .
10 Answers
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How can “while (i == i) ;” be a non-infinite loop in a single threaded application?
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double i = Double.NaN;
The API for Double.equals() spells out the answer: "Double.NaN==Double.NaN has the value false". This is elaborated in the Java Language Specification under "Floating-Point Types, Formats, and Values":
NaN is unordered, so the num...
Create a completed Task
...aven't downloaded the latest CTP (which is 4 and linked to from that site) or you haven't specified version 4.5.3. Here's what's on my machine. @PeterRitchie
– i3arnon
Oct 14 '14 at 17:23
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How can I randomize the lines in a file using standard tools on Red Hat Linux?
...in-place") to have it edit the file. The documentation suggests it should work, but it doesn't. It still displays the shuffled file to stdout, but this time it deletes the original. I suggest you don't use it.
Consider a shell script:
#!/bin/sh
if [[ $# -eq 0 ]]
then
echo "Usage: $0 [file ...]"...
In Objective-C why should I check if self = [super init] is not nil?
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For example:
[[NSData alloc] initWithContentsOfFile:@"this/path/doesn't/exist/"];
[[NSImage alloc] initWithContentsOfFile:@"unsupportedFormat.sjt"];
[NSImage imageNamed:@"AnImageThatIsntInTheImageCache"];
... and so on. (No...
How do I alias commands in git?
...to add lines to ~/.gitconfig
[alias]
st = status
ci = commit -v
Or you can use the git config alias command:
$ git config --global alias.st status
On unix, use single quotes if the alias has a space:
$ git config --global alias.ci 'commit -v'
On windows, use double quotes if the al...
NSLog the method name with Objective-C in iPhone
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print(__FUNCTION__) // Swift
NSLog(@"%@", NSStringFromSelector(_cmd)); // Objective-C
Swift 3 and above
print(#function)
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