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Is the ternary operator faster than an “if” condition in Java [duplicate]
...gonna be about the same binary!) so your goal should be efficiency for You-From-The-Future (humans are always the bottleneck in software).
Josh Bloch's "Performance Anxiety" talk on Parleys.com
The answer citing 9 lines versus one can be misleading: less lines of code does not always equal better....
Imitate Facebook hide/show expanding/contracting Navigation Bar
... = YES;
Works for me.
If your coding in swift you have to use this way (from https://stackoverflow.com/a/27662702/2283308)
navigationController?.hidesBarsOnSwipe = true
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How to check for an active Internet connection on iOS or macOS?
....h>
Now just call this function:
/*
Connectivity testing code pulled from Apple's Reachability Example: https://developer.apple.com/library/content/samplecode/Reachability
*/
+(BOOL)hasConnectivity {
struct sockaddr_in zeroAddress;
bzero(&zeroAddress, sizeof(zeroAddress));
zer...
How do you match only valid roman numerals with a regular expression?
...I found no other way around it. I needed to scrub off the footnote numbers from my plain text document, where text such as "the Red Seacl and the Great Barrier Reefcli" had been converted to the Red Seacl and the Great Barrier Reefcli. But I still had problems with valid words like Tahiti and fantas...
How do I get an animated gif to work in WPF?
...se a WinForms PictureBox control, and went like this (changed a few things from the thread, most of it the same).
Add a reference to System.Windows.Forms, WindowsFormsIntegration, and System.Drawing to your project first.
<Window x:Class="GifExample.Window1"
xmlns="http://schemas.microsoft....
Html table tr inside td
...
You cannot put tr inside td. You can see the allowed content from MDN web docs documentation about td. The relevant information is in the permitted content section.
Another way to achieve this is by using colspan and rowspan. Check this fiddle.
HTML:
<table width="100%">
<...
random.seed(): What does it do?
...the same pattern of random numbers. This way you are generating them right from the start. You give a different seed- it starts with a different initial (above 3).
Given a seed, it will generate random numbers between 1 and 10 one after another. So you assume one set of numbers for one seed value.
...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
...cking this information down on my own, and I wanted to help others benefit from that effort. "To be crystal clear, it is not merely OK to ask and answer your own question, it is explicitly encouraged." blog.stackoverflow.com/2011/07/…
– Rick Hanlon II
Jun 16 ...
What's the difference between := and = in Makefile?
...
From http://www.gnu.org/software/make/manual/make.html#Flavors:
= defines a recursively-expanded variable. := defines a simply-expanded variable.
s...
What's wrong with foreign keys?
... multiple systems generally need to interface directly with the database - from other systems that just read data out (Crystal Reports) to systems that insert data (not necessarily using an API I've designed; it may be written by a dull-witted manager who has just discovered VBScript and has the SA ...