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Apache Commons equals/hashCode builder [closed]
...out hashCode(), the same applies to equals())
Note (inspired by Comment from kayahr)
Objects.hashCode(..) (just as the underlying Arrays.hashCode(...)) might perform badly if you have many primitive fields. In such cases, EqualsBuilder may actually be the better solution.
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How to 'minify' Javascript code
...process that preserves the original. In almost every case, any speed gains from hand-optimization are far, far outweighed by the cost of developers deciphering minified code.
– alttag
Aug 12 '14 at 0:38
...
Iterating over Java collections in Scala
... to iterate over the rows contained in the java.util.Iterator that I get from the Sheet class. I would like to use the iterator in a for each style loop, so I have been trying to convert it to a native Scala collection but will no luck.
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How do I do a Date comparison in Javascript? [duplicate]
...on validateform()
{
if (trimAll(document.getElementById("<%=txtFromDate.ClientID %>").value) != "") {
if (!isDate(trimAll(document.getElementById("<%=txtFromDate.ClientID %>").value)))
msg = msg + "<li>Please enter valid From Date in mm/dd/yyyy format\n";
el...
How to get all of the immediate subdirectories in Python
...ything that needs to find more than one path name. It makes it very easy:
from glob import glob
paths = glob('*/')
Note that glob will return the directory with the final slash (as unix would) while most path based solutions will omit the final slash.
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How do I print a double value with full precision using cout?
...ouble>::digits10 + 2) because 2 extra digits are needed when converting from decimal back to the binary representation to ensure the value is rounded to the same original value. Here is a paper with some details: docs.oracle.com/cd/E19957-01/806-3568/ncg_goldberg.html
– Mike...
Equivalent of “continue” in Ruby
...
Ruby borrowed much from Perl, including Perl's redo command (or its essence, anyway). For Ruby's interpretation, search for "redo" within this page.
– MarkDBlackwell
Mar 30 '19 at 14:32
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Prevent Default on Form Submit jQuery
... e.stopPropagation(); after e.preventDefault(); stops other chained events from firing.
– scarver2
Jul 25 '15 at 16:28
...
get the latest fragment in backstack
...
this helper method get fragment from top of stack:
public Fragment getTopFragment() {
if (getSupportFragmentManager().getBackStackEntryCount() == 0) {
return null;
}
String fragmentTag = getSupportFragmentManager().getBackStackEntryAt(g...
C# Lambda expressions: Why should I use them?
...ssion<T> parameter and the compiler will generate an expression tree from a lambda instead of an anonymous delegate:
void Example(Predicate<int> aDelegate);
called like:
Example(x => x > 5);
becomes:
void Example(Expression<Predicate<int>> expressionTree);
The ...