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What is process.env.PORT in Node.js?
...e,
terminal: set a new user environment variable, not permanently
export MY_TEST_PORT=9999
app.js: read the new environment variable from node app
console.log(process.env.MY_TEST_PORT)
terminal: run the node app and get the value
$ node app.js
9999
...
Better way to set distance between flexbox items
...)
Therefore achieving what you are asking for is a bit more difficult.
In my experience, the "cleanest" way that doesn't use :first-child/:last-child and works without any modification on flex-wrap:wrap is to set padding:5px on the container and margin:5px on the children. That will produce a 10px ...
How to do a JUnit assert on a message in a logger
....CoreMatchers.is;
import static org.junit.Assert.assertThat;
public class MyTest {
@Test
public void test() {
final TestAppender appender = new TestAppender();
final Logger logger = Logger.getRootLogger();
logger.addAppender(appender);
try {
Logge...
What are the various “Build action” settings in Visual Studio project properties and what do they do
... Interesting! I have VS2008 installed, I wonder why they didn't appear in my documentation?
– Paul Batum
Oct 3 '08 at 22:01
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Generic deep diff between two objects
...ssing is searching value from first array in second, but as I mentioned in my answer I don't think that arrays are equal if order of their values are not equal ([1, 2, 3] is not equal to [3, 2, 1] in my opinion).
– sbgoran
Dec 21 '11 at 22:32
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Can I do a synchronous request with volley?
...
This solution blocks my thread forever, changed Thread.sleep instead of countDownLatch and problem solved
– snersesyan
Jul 25 '18 at 15:24
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How to format all Java files in an Eclipse project at one time?
...very individual file with Ctrl + Shift + F . Is there a way to format all my files? Perhaps an Eclipse plugin?
5 Answers
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Does Git Add have a verbose switch
I am in the process of moving all my private an public repo's over to github. One of the decisions I have made is to only use the console as it means a smaller tooling footprint if I ever need to change PCs, etc.
...
How do you run a command for each line of a file?
...n of file argument in commands generateds by xargs:
xargs -0 -I '{}' -n 1 myWrapper -arg1 -file='{}' wrapCmd < <(tr \\n \\0 <file.txt)
Test with seq 1 5 as input
Try this:
xargs -n 1 -I{} echo Blah {} blabla {}.. < <(seq 1 5)
Blah 1 blabla 1..
Blah 2 blabla 2..
Blah 3 blabla 3..
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When to create a new app (with startapp) in Django?
...hare a particular "app" with the community at large, and maintainability.
My general approach is to bucket up specific features or feature sets into "apps" as though I were going to release them publicly. The hard part here is figuring out how big each bucket is.
A good trick I use is to imagine ...