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Sending a mail from a linux shell script
...ed_email_address"
[[ -z $3 ]] && TEXT="no text content"
MAIL_TXT="Subject: $SUBJECT\nFrom: $SENDER\nTo: $RECEIVER\n\n$TEXT"
echo -e $MAIL_TXT | sendmail -t
exit $?
Obviously do not forget to open your firewall output to the smtp port (25).
...
JavaScript blob filename without link
...red insecure by the browser and the download fails. Saving JSON files with txt extension works for me.
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sed beginner: changing all occurrences in a folder
...s easier to remember.
This example globally replaces "foo" with "bar" in .txt files at or below your current directory:
find . -type f -name "*.txt" -print0 | xargs -0 sed -i "s/foo/bar/g"
The -print0 and -0 options can be left out if your filenames do not contain funky characters such as spaces...
Is there a way to check if a file is in use?
...e file handle.
try
{
using (Stream stream = new FileStream("MyFilename.txt", FileMode.Open))
{
// File/Stream manipulating code here
}
} catch {
//check here why it failed and ask user to retry if the file is in use.
}
...
How do I add files and folders into GitHub repos?
...on it — and I'm facing a problem with adding files. I have added readme.txt . Also, I have 3 other PHP files and a folder including images.
...
Can I get “&&” or “-and” to work in PowerShell?
...s sequence of commands in PowerShell:
First Test
PS C:\> $MyVar = "C:\MyTxt.txt"
PS C:\> ($MyVar -ne $null) -and (Get-Content $MyVar)
True
($MyVar -ne $null) returned true and (Get-Content $MyVar) also returned true.
Second Test
PS C:\> $MyVar = $null
PS C:\> ($MyVar -ne $null) -and (Ge...
Changing the current working directory in Java?
...asses, including the one I tested with at first. new FileOutputStream("foo.txt").close(); creates the file in the original working directory even if user.dir is changed by the program.
– Michael Myers♦
Jun 9 '15 at 17:13
...
How to create a .gitignore file
...et around this I used the following steps
Create the text file gitignore.txt
Open it in a text editor and add your rules, then save and close
Hold SHIFT, right click the folder you're in, then select Open command window here
Then rename the file in the command line, with ren gitignore.txt .gitigno...
What is the difference between __dirname and ./ in node.js?
.../files/config.json
{
"hello": "world"
}
/home/user/dir/files/somefile.txt
text file
/home/user/dir/dir.js
var fs = require('fs');
console.log(require('./files/config.json'));
console.log(fs.readFileSync('./files/somefile.txt', 'utf8'));
If I cd into /home/user/dir and run node dir.js I w...
Given the lat/long coordinates, how can we find out the city/country?
...is an excellent source), and implemented a service based on the cities1000.txt data.
You can see it running at
http://scatter-otl.rhcloud.com/location?lat=36&long=-78.9 (broken link)
Just change the latitude and longitude for your locations.
It is deployed on OpenShift (RedHat Platform). Firs...