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Why is “final” not allowed in Java 8 interface methods?
One of the most useful features of Java 8 are the new default methods on interfaces. There are essentially two reasons (there may be others) why they have been introduced:
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Looking for jQuery find(..) method that includes the current node
...s a plugin jquery.findIncludeSelf, registered with bower. See github.com/ronen/jquery.findIncludeSelf
– ronen
Apr 30 '14 at 10:41
18
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Open new Terminal Tab from command line (Mac OS X)
...! I missed your comment completely, found a similar solution via google. One difference: it didn't work for me (on 10.6.8) unless Terminal was the frontmost application, so I added the "activate" to force it to the front.
– Gordon Davisson
Aug 25 '11 at 17:53...
Static method behavior in multi-threaded environment in java
...code same time isn't it? And in single processor environment there is only one thread running at a given time. (multiple threads sharing the time among them.) So, when the thread schedular give the chance from current excuting thread (A) to thread (B), how is the thread (A) resume from where it wa...
How to get ASCII value of string in C#
...course, other character encodings—especially UTF-8—are available, too; One should question whether it is ASCII that is actually wanted.
– Tom Blodget
Jan 11 '19 at 17:53
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Partial Commits with Subversion
Given the case I made two independent changes in one file: eg. added a new method and changed another method.
11 Answer...
Python string class like StringBuilder in C#?
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There is no one-to-one correlation. For a really good article please see Efficient String Concatenation in Python:
Building long strings in the Python
progamming language can sometimes
result in very slow running code. In
this...
Comparing Java enum members: == or equals()?
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Personally, I dont like 'null safety' mentioned as a reason to use ==.
– Nivas
Nov 17 '09 at 18:13
263
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How can I quickly sum all numbers in a file?
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For a Perl one-liner, it's basically the same thing as the awk solution in Ayman Hourieh's answer:
% perl -nle '$sum += $_ } END { print $sum'
If you're curious what Perl one-liners do, you can deparse them:
% perl -MO=Deparse -n...
Why was the switch statement designed to need a break?
... software,
for instance, when compiling operators
that can have either one or two
operands:
switch (operator->num_of_operands) {
case 2: process_operand( operator->operand_2);
/* FALLTHRU */
case 1: process_operand( operator->operand_1);
break;
}
Case...