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Download a file from NodeJS Server using Express
...concerned, the file's name is just 'download', so you need to give it more info by using another HTTP header.
res.setHeader('Content-disposition', 'attachment; filename=dramaticpenguin.MOV');
You may also want to send a mime-type such as this:
res.setHeader('Content-type', 'video/quicktime');
...
How do I find out which settings.xml file maven is using
...name: "linux", version: "2.6.32-32-generic", arch: "i386", family: "unix"
[INFO] Error stacktraces are turned on.
[DEBUG] Reading global settings from /usr/java/apache-maven-3.0.3/conf/settings.xml
[DEBUG] Reading user settings from /home/myhome/.m2/settings.xml
...
In this output, you can see tha...
Regular expression to match a word or its prefix
... exec() method in js, whichone returns object-result. It helps f.g. to get info about place/index of our word.
var matchResult = /\bcat\b/.exec("good cat good");
console.log(matchResult.index); // 5
If we need get all matched words in string/sentence/text, we can use g modifier (global match):
"...
JPA getSingleResult() or null
...
Here is some info in term of benefit of exception begin thrown from getSingleResult(): Queries can be used to retrieve almost anything including the value of a single column in a single row. If getSingleResult() would return null, you c...
Is there any async equivalent of Process.Start?
...tionSource<int>();
var process = new Process
{
StartInfo = { FileName = fileName },
EnableRaisingEvents = true
};
process.Exited += (sender, args) =>
{
tcs.SetResult(process.ExitCode);
process.Dispose();
};
process.Start();
...
Java: Integer equals vs. ==
...than these values it returns false .
Refer the link for some additional info
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Ruby convert Object to Hash
... use as_json(root: false). I think by default root will be false. For more info refer official ruby guide
http://api.rubyonrails.org/classes/ActiveModel/Serializers/JSON.html#method-i-as_json
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How can i use iptables on centos 7? [closed]
...
Added the info about masking firewalld to the answer, as @TroodoN-Mike suggested
– Sgaduuw
Aug 29 '14 at 7:31
8
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How to grey out a button?
...mber learning that using setAlpha can be a bad idea performance wise (more info here). So creating a StateListDrawable is a better idea to manage disabled state of buttons. Here's how:
Create a XML btn_blue.xml in res/drawable folder:
<!-- Disable background -->
<item android:state_enable...
How can I style even and odd elements?
...ortive'. It does not prevent the user from using the site nor from finding information. It doesn't even (most likely not) spoil the overall appearance of the website.
– Hafenkranich
Apr 19 '16 at 19:47
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