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nodejs how to read keystrokes from stdin
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You can achieve it this way, if you switch to raw mode:
var stdin = process.openStdin();
require('tty').setRawMode(true);
stdin.on('keypress', function (chunk, key) {
process.stdout.write('Get Chunk: ' + chunk + '\n');
if (key && key.ctrl && key...
How to install trusted CA certificate on Android device?
...need your certificate for HTTPS connections you can add the .bks file as a raw resource to your application and extend DefaultHttpConnection so your certificates are used for HTTPS connections.
public class MyHttpClient extends DefaultHttpClient {
private Resources _resources;
public MyHt...
Does PNG contain EXIF data like JPG?
...nk in PNG images.
Original: ImageMagick stores EXIF information in a PNG "Raw profile type APP1" zTXt chunk when converting from JPEG images. This method of storing EXIF in PNG images is also supported by ExifTool (and I believe Exiv2 too), but it is not part of the PNG or EXIF specification.
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Is std::vector so much slower than plain arrays?
... enough to optimize out all the C++ness and make STL containers as fast as raw arrays.
The bottom line is that the compiler is unable to optimize away the no-op default constructor calls when using std::vector. If you use plain new[] it optimizes them away just fine. But not with std::vector. Even ...
Converting java.util.Properties to HashMap
...gt; map = (Map)props;
This will convert a Map<Object, Object> to a raw Map, which is "ok" for the compiler (only warning). Once we have a raw Map it will cast to Map<String, String> which it also will be "ok" (another warning). You can ignore them with annotation @SuppressWarnings({ "u...
gradle build fails on lint task
...o 0.4.0.
I use Gradle 1.9 and Gradle Android Plugin 0.7. Yesterday I've added Jake Wharton's ButterKnife library in my gradle build script:
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How to update npm
...up_8.x | sudo -E bash -
sudo apt-get install nodejs
Then :
curl https://raw.githubusercontent.com/creationix/nvm/v0.33.2/install.sh | sh
After this, open a new terminal and check the npm version:
npm --version
EDIT / UPDATE :
Today the last nvm version is :
https://raw.githubusercontent...
Making macOS Installer Packages which are Developer ID ready
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How to implement an STL-style iterator and avoid common pitfalls?
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Here is sample of raw pointer iterator.
You shouldn't use iterator class to work with raw pointers!
#include <iostream>
#include <vector>
#include <list>
#include <iterator>
#include <assert.h>
template<type...
Using python's eval() vs. ast.literal_eval()?
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datamap = eval(raw_input('Provide some data here: ')) means that you actually evaluate the code before you deem it to be unsafe or not. It evaluates the code as soon as the function is called. See also the dangers of eval.
ast.literal_eval...