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How can I convert spaces to tabs in Vim or Linux?
...ist', so that I can see the whitespace and change.
I have the following mapping in my .vimrc for this:
nnoremap <F2> :<C-U>setlocal lcs=tab:>-,trail:-,eol:$ list! list? <CR>
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hadoop No FileSystem for scheme: file
...is a typical case of the maven-assembly plugin breaking things.
Why this happened to us
Different JARs (hadoop-commons for LocalFileSystem, hadoop-hdfs for DistributedFileSystem) each contain a different file called org.apache.hadoop.fs.FileSystem in their META-INFO/services directory. This file l...
HTTP Content-Type Header and JSON
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The Content-Type header is just used as info for your application. The browser doesn't care what it is. The browser just returns you the data from the AJAX call. If you want to parse it as JSON, you need to do that on your own.
The header is there so your app can detect what...
Exclude folder from search but not from the project list
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To apply custom search use Scopes Setting > Project Settings > Scopes to use it for Find in Path or Replace in Path.
I suggest to reorganize your folders, so that no unnecessary files are left in project directory. Also, y...
how to specify local modules as npm package dependencies
I have an application which has the usual set of dependencies on third party modules (e.g. 'express') specified in the package.json file under dependencies. E.g.
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AngularJS access scope from outside js function
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You need to use $scope.$apply() if you want to make any changes to a scope value from outside the control of angularjs like a jquery/javascript event handler.
function change() {
alert("a");
var scope = angular.element($("#outer")).scope();...
How to generate unique ID with node.js
...ou only have a single thread and are supposed to use callbacks. What will happen with your code, is that base.getID query will get queued up by for execution, but the while loop will continusouly run as a busy loop pointlessly.
You should be able to solve your issue with a callback as follows:
fun...
Ignore .pyc files in git repository
.../perf/Documentation/perf.html".
So, either specify the full path to the appropriate *.pyc entry, or put it in a .gitignore file in any of the directories leading from the repository root (inclusive).
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How can I check the system version of Android?
..., then we can not get android.os.Build.VERSION_CODES.GINGERBREAD, will the app crash?
– HongchaoZhang
Oct 24 '16 at 2:56
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What is the difference between the different methods of putting JavaScript code in an ?
...cript links can point to for their href section in the event that someone happens to turn off JavaScript after logging in. I would highly encourage you to still allow this fallback mechanism. Something like this will adhere to "best practices" and accomplish your goal:
<a href="javascript_requi...