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Bash variable scope
...do
var="abc"
echo $var | xsel -i -p # redirect stdin to the X primary selection
done
var=$(xsel -o -p) # redirect back to stdout
echo $var
EDIT:
Here, xsel is a requirement (install it).
Alternatively, you can use xclip:
xclip -i -selection clipboard
instead of
xsel -i -p
...
Illegal string offset Warning PHP
...rong node of a multidimensional array, i.e. going "too deep", you need the selection's parent instead
– zoltar
Mar 28 '18 at 9:23
...
How to detect unused methods and #import in Objective-C
...pecific compiler warnings that can warn you of some types of unused code. (Select the project in the source list and File > Get Info, then select the Build tab.) Here are a few (which show up for Clang and GCC 4.2 for me) which may be of interest:
Unused Functions
Unused Parameters
Unused Value...
Maintain/Save/Restore scroll position when returning to a ListView
... - mList.getPaddingTop());
// ...
// restore index and position
mList.setSelectionFromTop(index, top);
Explanation:
ListView.getFirstVisiblePosition() returns the top visible list item. But this item may be partially scrolled out of view, and if you want to restore the exact scroll position of t...
How to set Oracle's Java as the default Java in Ubuntu?
...There are 2 choices for the alternative java (providing /usr/bin/java).
Selection Path Priority Status
------------------------------------------------------------
* 0 /opt/java/jdk1.8.0_05/bin/java 20000 auto mode
1...
Loading local JSON file
...
If you want to let the user select the local json file (anywhere on the filesystem), then the following solution works.
It uses uses FileReader and JSON.parser (and no jquery).
<html>
<body>
<form id="jsonFile" name="jsonFile" enctype=...
Could not load file or assembly Microsoft.SqlServer.management.sdk.sfc version 11.0.0.0
...ckoverflow.com/a/19246011/1030460 answer but focus on the error version to select the download instead of focusing on SQL Server version.
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Android: Getting a file URI from a content URI?
In my app the user is to select an audio file which the app then handles. The problem is that in order for the app to do what I want it to do with the audio files, I need the URI to be in file format. When I use Android's native music player to browse for the audio file in the app, the URI is a cont...
How to reset or change the MySQL root password?
...qld]
skip-grant-tables
sudo service mysql restart
mysql -u root
use mysql
select * from mysql.user where user = 'root'; - Look at the top to determine whether the password column is called
password or authentication_string
UPDATE mysql.user set *password_field from above* = PASSWORD('your_new_passw...
Create two blank lines in Markdown
...f them and comment them differences
# RAW
## Creates 2 Lines that CAN be selected as text
## -------------------------------------------------
### The non-breaking space ASCII character
&nbsp;
&nbsp;
### HTML <(br)/> tag
<br />
<br />
## Creates 2 Lines that CANNOT be...