Kamil Leszczuk kamituel

kamituel / gist:4537473

Last active December 11, 2015 03:28

Generating CSR on Linux

	$ openssl genrsa -des3 -out domainname.key 2048 # protect key with passphrase
	$ openssl genrsa -out domainname.key 2048 # do not use passphrase
	$ openssl req -sha1 -new -key domainname.key -out domainname.csr
	# ... truncated
	Country Name (2 letter code) [XX]:PL
	State or Province Name (full name) []:Mazowieckie
	Locality Name (eg, city) [Default City]:Warsaw
	Organization Name (eg, company) [Default Company Ltd]:
	Organizational Unit Name (eg, section) []:
	Common Name (eg, your name or your server's hostname) []:my.domain.com

kamituel / gist:4539409

Last active December 11, 2015 03:38

Android: basic usage of NFC

	NfcAdapter nfcAdapter = NfcAdapter.getDefaultAdapter(getApplicationContext());

	if ( nfcAdapter == null ) {
	// Alert user that his device is incompatible
	// or deal with it in different way
	Log.w("nfc-test", "No NFC adapter present");
	} else {
	if ( nfcAdapter.isEnabled() ) {
	// Everything ok: NFC present and enabled.
	Log.d("nfc-test", "NFC enabled");

kamituel / gist:4539737

Created January 15, 2013 16:09

Android: when put into Manifest.xml, it makes app invisible in Google Play to devices with no NFC support.

<uses-feature android:name="android.hardware.nfc" android:required="true" />

kamituel / gist:4541785

Created January 15, 2013 20:34

Using "xargs echo -n"

	#!/bin/bash
	USERS=($(ps axu \| cut -f 1 -d \ \| tail -n +2 \| sort \| uniq \| xargs echo -n))
	echo ${#USERS[@]} users: ${USERS[@]}

kamituel / gist:4542040

Last active December 11, 2015 03:59

	$ yum install expat expat-devel openssl openssl-devel
	$ yum remove git git-all

kamituel / gist:4542056

Created January 15, 2013 21:04

Building Git with expat and openssl support.

	$ wget http://git-core.googlecode.com/files/git-1.8.1.tar.gz
	$ tar zxf git-1.8.1.tar.gz
	$ cd git-1.8.1

	$ ./configure --with-expat --with-openssl

kamituel / gist:4542064

Created January 15, 2013 21:05

Installing Git with openssl and expat support.

	checking for curl_global_init in -lcurl... yes
	checking for XML_ParserCreate in -lexpat... yes

kamituel / gist:4542069

Created January 15, 2013 21:06

	$ make
	$ make install

kamituel / gist:4564266

Last active December 11, 2015 07:09

Installing Buildbot on Ubuntu 12.04

	$ apt-get install python-setuptools

	$ wget http://buildbot.googlecode.com/files/buildbot-0.8.7p1.tar.gz
	$ wget http://buildbot.googlecode.com/files/buildbot-slave-0.8.7p1.tar.gz
	$ tar zxf buildbot-0.8.7p1.tar.gz
	$ tar zxf buildbot-slave-0.8.7p1.tar.gz

	$ easy_install buildbot-0.8.7p1
	$ easy_install buildbot-slave-0.8.7p1

kamituel / gist:4564281

Last active December 11, 2015 07:08

Buildbot: create master and slave with default configuration options.

	# Syntax: buildbot create-master DIR/
	$ buildbot create-master master/
	$ cp master/master.cfg.sample master/master.cfg

	# Syntax: buildslave create-slave DIR MASTER_CONN NAME PASS
	$ buildslave create-slave slave/ localhost:9989 example-slave pass