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Where does 'Hello world' come from?
' hello, world ' is usually the first example for any programming language. I've always wondered where this sentence came from and where was it first used.
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What is the method for converting radians to degrees?
...rads -> x*pi/180
I guess if you wanted to make a function for this [in PHP]:
function convert($type, $num) {
if ($type == "rads") {
$result = $num*180/pi();
}
if ($type == "degs") {
$result = $num*pi()/180;
}
return $result;
}
Yes, that coul...
How do I find a default constraint using INFORMATION_SCHEMA?
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Please see my answer which is short & sweet, works in all versions of SQL Server, doesn't any sys tables, and is easy to remember.
– ErikE
Sep 23 '15 at 22:14
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Autoincrement VersionCode with gradle extra properties
...nique to handle your per-flavor version code.
You can see the Versioning sample project that demonstrates this code.
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Minimum and maximum value of z-index?
...t to 0 and is
not a negative number.
Note that many properties that allow
an integer or real number as a value
actually restrict the value to some
range, often to a non-negative value.
So basically there are no limitations for z-index value in the CSS standard, but I guess most browse...
Linux find file names with given string
I'm on Ubuntu, and I'd like to find all files in the current directory and subdirectories whose name contains the string "John". I know that grep can match the content in the files, but I have no idea how to use it with file names. Any help would be appreciated.
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How to get the list of files in a directory in a shell script?
I'm trying to get the contents of a directory using shell script.
10 Answers
10
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Importing CommonCrypto in a Swift framework
...mething a little simpler and more robust is to create an Aggregate target called "CommonCryptoModuleMap" with a Run Script phase to generate the module map automatically and with the correct Xcode/SDK path:
The Run Script phase should contain this bash:
# This if-statement means we'll only run ...
Converting a Java Keystore into PEM Format
...eytool -keystore foo.jks -genkeypair -alias foo \
-dname 'CN=foo.example.com,L=Melbourne,ST=Victoria,C=AU'
Enter keystore password:
Re-enter new password:
Enter key password for
(RETURN if same as keystore password):
bash$ keytool -keystore foo.jks -exportcert -alias foo | \
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Bundler: Command not found
...alled Ruby this way (though this is chronically taxing):
mkdir /tmp/ruby && cd /tmp/ruby
wget http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p327.tar.gz
tar xfvz ruby-1.9.3-p327.tar.gz
cd ruby-1.9.3-p327
./configure
make
sudo make install
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