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How does “cat
...;<EOF
SELECT foo, bar FROM db
WHERE foo='baz'
EOF
)
The $sql variable now holds the new-line characters too. You can verify with echo -e "$sql".
2. Pass multi-line string to a file in Bash
$ cat <<EOF > print.sh
#!/bin/bash
echo \$PWD
echo $PWD
EOF
The print.sh file now contains:
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Set CSS property in Javascript?
...rst line had single quotes as I copied it from the OPs question. Corrected now anyway.
– djdd87
Mar 4 '11 at 15:04
1
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Get a list of all git commits, including the 'lost' ones
...eachable from any branches, and felt a bit dirty leaving them in the repo. Now the thought isn't quite as unsettling anymore. :)
– Emil Lundberg
Jan 27 '12 at 0:34
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What it the significance of the Javascript constructor property?
...out Object.getPrototypeOf for so long that I have no burning desire for it now.
– Tim Down
Apr 12 '12 at 22:06
1
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ASP.NET MVC Razor Concatenation
... This gave me the variable in parenthesis. It appears that Razor now understands that an underscore + a variable = a string + a variable.
– Hugh Seagraves
Nov 5 '19 at 20:10
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What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
... say: "I want nokogiri as long as it’s greater than version 1.4.4", etc. Now suppose that I have set up my Gemfile 8 months ago and I successful setup my app with this requirement. 8 months ago nokogiri version was 1.4.4. My rails apps was running perfectly without any problems with this version.
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What does Serializable mean?
...
Thank you. I think I got it now.
– Sunburst275
Mar 20 at 14:54
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How to retrieve POST query parameters?
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Things have changed once again starting Express 4.16.0, you can now use express.json() and express.urlencoded() just like in Express 3.0.
This was different starting Express 4.0 to 4.15:
$ npm install --save body-parser
and then:
var bodyParser = require('body-parser')
app.use( bodyP...
Difference between pre-increment and post-increment in a loop?
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a++ is known as postfix.
add 1 to a, returns the old value.
++a is known as prefix.
add 1 to a, returns the new value.
C#:
string[] items = {"a","b","c","d"};
int i = 0;
foreach (string item in items)
{
Console.WriteLine(++...
Converting newline formatting from Mac to Windows
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For anyone that comes across this now, the Homebrew formula is now called dos2unix. You'll want to brew install dos2unix.
– Geoff
Apr 26 '16 at 19:06
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