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What is the convention for word separator in Java package names?
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253
Here's what the official naming conventions document prescribes:
Packages
The prefix ...
Why is it slower to iterate over a small string than a small list?
... closer to 70% (or more) once a lot of the overhead is removed, for Python 2.
Object creation is not at fault. Neither method creates a new object, as one-character strings are cached.
The difference is unobvious, but is likely created from a greater number of checks on string indexing, with regards...
Where can I find the “clamp” function in .NET?
...espace e.g.
using Core.ExtensionMethods
int i = 4.Clamp(1, 3);
.NET Core 2.0
Starting with .NET Core 2.0 System.Math now has a Clamp method that can be used instead:
using System;
int i = Math.Clamp(4, 1, 3);
share
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How do I get the current time only in JavaScript
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230
var d = new Date("2011-04-20T09:30:51.01");
d.getHours(); // => 9
d.getMinutes(); // => ...
Printf width specifier to maintain precision of floating-point value
...IG;
double OneSeventh = 1.0/7.0;
printf("%.*e\n", Digs, OneSeventh);
// 1.428571428571428492127e-01
But let's dig deeper ...
Mathematically, the answer is "0.142857 142857 142857 ...", but we are using finite precision floating point numbers.
Let's assume IEEE 754 double-precision binary.
So t...
What is Ember RunLoop and how does it work?
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Update 10/9/2013: Check out this interactive visualization of the run loop: https://machty.s3.amazonaws.com/ember-run-loop-visual/index.html
Update 5/9/2013: all the basic concepts below are still up to date, but as of this commit, the ...
“Treat all warnings as errors except…” in Visual Studio
...yGroup>
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<WarningsNotAsErrors>618,1030,1701,1702</WarningsNotAsErrors>
</PropertyGroup>
Note: 612 and 618 are both warnings about Obsolete, don't know the difference but the project i'm working on is reporting Obsolete with warning 618.
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How to delete a workspace in Eclipse?
...:41
Jess
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answered Feb 5 '09 at 6:47
Jon SkeetJon Skeet
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What is the difference between require and require-dev sections in composer.json?
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localheinzlocalheinz
7,19022 gold badges2626 silver badges3737 bronze badges
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What does `kill -0 $pid` in a shell script do?
... then no signal is sent, but error checking is still performed.
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kill(2)
$ man 2 kill
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If sig is 0, then no signal is sent, but error checking is still performed; this
can be used to check for the existence of a process ID or process group ID.
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