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How to find a Java Memory Leak
...ver it is called. Basically, I can tell that there are several hundred megabytes of hash table entries ([java.util.HashMap$Entry or something like that), but maps are used all over the place... Is there some way to search for large maps, or perhaps find general roots of large object trees?
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How to get Enum Value from index in Java?
...nt ord) {
this.monthOrdinal = ord;
}
public static Months byOrdinal2ndWay(int ord) {
return Months.values()[ord-1]; // less safe
}
public static Months byOrdinal(int ord) {
for (Months m : Months.values()) {
if (m.monthOrdinal == ord) {
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Why is Attributes.IsDefined() missing overloads?
Inspired by an SO question. The Attribute class has several overloads for the IsDefined() method. Covered are attributes applied to Assembly, Module, MemberInfo, ParameterInfo. The MemberInfo overload covers PropertyInfo, FieldInfo, EventInfo, MethodInfo, ConstructorInfo.
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Why in Java 8 split sometimes removes empty strings at start of result array?
...t's possible to make it forward-compatible (follow the behavior of Java 8) by adding (?!^) to the end of the regex and wrap the original regex in non-capturing group (?:...) (if necessary), but I can't think of any way to make it backward-compatible (follow the old behavior in Java 7 and prior).
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org.hibernate.MappingException: Could not determine type for: java.util.List, at table: College, for
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You are using field access strategy (determined by @Id annotation). Put any JPA related annotation right above each field instead of getter property
@OneToMany(targetEntity=Student.class, mappedBy="college", fetch=FetchType.EAGER)
private List<Student> students;
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Chrome debugging - break on next click event
We have a button. Click events are handled by a 3rd party framework, however, the framework is buggy somehow.
1 Answer
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How to validate IP address in Python? [duplicate]
What's the best way to validate that an IP entered by the user is valid? It comes in as a string.
11 Answers
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Size of character ('a') in C/C++
...he size of character in C and C++ ? As far as I know the size of char is 1 byte in both C and C++.
4 Answers
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How to disable GCC warnings for a few lines of code
... may be another push at the beginning is missing?
– abyss.7
Nov 17 '12 at 14:03
38
"#pragma GCC d...
How to Diff between local uncommitted changes and origin
...e. If I commit those changes I can diff it against the original repository by using git diff master origin/master
4 Answer...