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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]
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Added the info about masking firewalld to the answer, as @TroodoN-Mike suggested
– Sgaduuw
Aug 29 '14 at 7:31
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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):
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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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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');
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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...
Google Maps V3: How to disable “street view”?
...ing it on my app and it still works. I added this comment to give an extra info because when i searched for disabling the whole interface this page came up first.
– perfectminimalist
Jun 5 '18 at 14:09
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Automate ssh-keygen -t rsa so it does not ask for a passphrase
...h this name is posh-git which does not seem to have this cmdlet. Any more info on it?
– Jim
Mar 27 at 13:17
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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
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In this output, you can see tha...
How do I access the host machine itself from the iPhone simulator
...lt;port>/file_path
but you will need to add this part to the project Info.plist.
<key>NSAppTransportSecurity</key>
<dict>
<key>NSAllowsArbitraryLoads</key>
<true/>
</dict>
Otherwise this error is going to happen.
Cannot start load of ...