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How do detect Android Tablets in general. Useragent?
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112
The issue is that the Android User-Agent is a general User-Agent and there is no difference b...
Create batches in linq
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edited Nov 13 '19 at 22:23
Sergey Nudnov
88066 silver badges1818 bronze badges
answered Dec 5 '12 a...
How to design a multi-user ajax web application to be concurrently safe
... a connected user efficiently. Observer-Pattern is your friend for this.
2. Client-Side:
A javascript client that is able to have a long-running HTTP-Connection to said server above, or uses lightweight polling.
A javascript artifact-updater component that refreshes the sites content when the co...
Performance of static methods vs instance methods
...come up with normal use than those which come up with strange use.
Number 2. Makes no difference. There's a certain amount of per-class cost for each member it terms of both how much metadata there is, how much code there is in the actual DLL or EXE file, and how much jitted code there'll be. This ...
Which, if any, C++ compilers do tail-recursion optimization?
...);
int foo(int n, int acc) {
return (n == 0) ? acc : bar(n - 1, acc + 2);
}
int bar(int n, int acc) {
return (n == 0) ? acc : foo(n - 1, acc + 1);
}
Letting the compiler do the optimisation is straightforward: Just switch on optimisation for speed:
For MSVC, use /O2 or /Ox.
For GCC, Cl...
How do I convert a float number to a whole number in JavaScript?
...t; 0 // -5 -5 -5
value >>> 0 // 4294967291 4294967291 4294967291
value - value % 1 // -5 -5 -5
Positive - Larger numbers
// x = Number.MAX_SAFE_INTEGER/10 // =900719925474099.1
// value=x x=900719925474099 x=90071992...
Why switch is faster than if
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DanielDaniel
25.2k1616 gold badges8484 silver badges128128 bronze badges
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launch sms application with an intent
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20 Answers
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Copy files from one directory into an existing directory
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What you want is:
cp -R t1/. t2/
The dot at the end tells it to copy the contents of the current directory, not the directory itself. This method also includes hidden files and folders.
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Git for Windows: .bashrc or equivalent configuration files for Git Bash shell
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12 Answers
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