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Begin, Rescue and Ensure in Ruby?
...t implement it yourself:
# This is what you want to do:
File.open('myFile.txt', 'w') do |file|
file.puts content
end
# And this is how you might implement it:
def File.open(filename, mode='r', perm=nil, opt=nil)
yield filehandle = new(filename, mode, perm, opt)
ensure
filehandle&.close
e...
How to cat a file containing code?
... want to export as the value of the variable.
#!/bin/bash
FILE_NAME="test.txt"
VAR_EXAMPLE="\"string\""
cat > ${FILE_NAME} << EOF
\${VAR_EXAMPLE}=${VAR_EXAMPLE} in ${FILE_NAME}
EOF
Will write "${VAR_EXAMPLE}="string" in test.txt" into test.txt
This can also be used to output blocks of ...
How to split a file into equal parts, without breaking individual lines? [duplicate]
...n argument to wc without having to cat the whole file, e.g. wc -l filename.txt wc outputs <number_of_lines> <filename> so you'd have to pipe the output to awk to grab the word count, but it's still significantly faster than cating the whole file and piping it to wc
...
How to copy a file to a remote server in Python using SCP or SSH?
...ample.com')
with SCPClient(ssh.get_transport()) as scp:
scp.put('test.txt', 'test2.txt')
scp.get('test2.txt')
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how do I check in bash whether a file was created more than x time ago?
...
Only for modification time
if test `find "text.txt" -mmin +120`
then
echo old enough
fi
You can use -cmin for change or -amin for access time. As others pointed I don’t think you can track creation time.
...
How to delete from a text file, all lines that contain a specific string?
... (2012 MacBook Air, OS X 10.13.2). Create file: seq -f %f 10000000 >foo.txt. sed d: time sed -i '' '/6543210/d' foo.txt real 0m9.294s. sed !p: time sed -i '' -n '/6543210/!p' foo.txt real 0m13.671s. (For smaller files, the difference is larger.)
– jcsahnwaldt Reinstate Monic...
Get Visual Studio to run a T4 Template on every build
... all the T4 templates in the working dir
dir %wdir%\*.tt /b /s > t4list.txt
echo the following T4 templates will be transformed:
type t4list.txt
:: transform all the templates
for /f %%d in (t4list.txt) do (
set file_name=%%d
set file_name=!file_name:~0,-3!.%extension%
echo: \--^> !file_nam...
How to create EditText with cross(x) button at end of it?
... android:padding="5dp">
<EditText
android:id="@+id/calc_txt_Prise"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:inputType="numberDecimal"
android:layout_marginTop="20dp"
android:textSize="25dp"
an...
Using TortoiseSVN via the command line
...
TortoiseProc.exe /command:commit
/path:"c:\svn_wc\file1.txt*c:\svn_wc\file2.txt"
/logmsg:"test log message" /closeonend:0
TortoiseProc.exe /command:update /path:"c:\svn_wc\" /closeonend:0
TortoiseProc.exe /command:log /path:"c:\svn_wc\file1.txt"
...
jQuery how to find an element based on a data-attribute value?
... });
};
})(window.jQuery);
//just to quickly log
function log(txt) {
if (window.console && console.log) {
console.log(txt);
//} else {
// alert('You need a console to check the results');
}
$("#result").append(txt + "<br />");
}
#bPratik {
fon...