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How to get root access on Android emulator?
...ese answers are all unnecessarily complicated :)
$ > adb shell
generic_x86:/ $
generic_x86:/ $ exit
$ > adb root
restarting adbd as root
$ > adb shell
generic_x86:/ #
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How can I install an older version of a package via NuGet?
... answered Apr 18 '12 at 15:25
Xavier DecosterXavier Decoster
14.1k44 gold badges3232 silver badges4545 bronze badges
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Join strings with a delimiter only if strings are not null or empty
...er
var address = "foo";
var city;
var state = "bar";
var zip;
text = [address, city, state, zip].filter(Boolean).join(", ");
console.log(text)
.filter(Boolean) (which is the same as .filter(x => x)) removes all "falsy" values (nulls, undefineds, empty strings etc). If your defi...
How do you reverse a string in place in C or C++?
...tead of the end-finding loop.
(Editor's note: this answer originally used XOR-swap for this simple version, too. Fixed for the benefit of future readers of this popular question. XOR-swap is highly not recommended; hard to read and making your code compile less efficiently. You can see on the Go...
Show data on mouseover of circle
...en I mouseover one of the circles I would like it to popup with data (like x, y values, maybe more). Here is what I tried using:
...
How to permanently set $PATH on Linux/Unix? [closed]
I'm trying to add a directory to my path so it will always be in my Linux path. I've tried:
24 Answers
...
Setting individual axis limits with facet_wrap and scales = “free” in ggplot2
...h a plot of predicted value vs. residuals. I'll be using shiny to help explore the results of modeling efforts using different training parameters. I train the model with 85% of the data, test on the remaining 15%, and repeat this 5 times, collecting actual/predicted values each time. After calcu...
Compile time string hashing
...ceeded in implementing a compile-time CRC32 function with the use of constexpr. The problem with it is that at the time of writing, it only works with GCC and not MSVC nor Intel compiler.
Here is the code snippet:
// CRC32 Table (zlib polynomial)
static constexpr uint32_t crc_table[256] = {
0x...
removeEventListener on anonymous functions in JavaScript
...ce to it.
var t = {};
var handler = function(e) {
t.scroll = function(x, y) {
window.scrollBy(x, y);
};
t.scrollTo = function(x, y) {
window.scrollTo(x, y);
};
};
window.document.addEventListener("keydown", handler);
You can then remove it by
window.document.remov...
What is the difference between Polymer elements and AngularJS directives?
On the Polymer Getting Started page, we see an example of Polymer in action:
10 Answers
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