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Android -Starting Service at Boot Time
...r.
We call it BootCompletedIntentReceiver.
Your Manifest.xml should now look like this:
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.jjoe64">
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
<application>
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How to use Bash to create a folder if it doesn't already exist?
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Wow! Knowing that "[" is a command in bash is such an eye-opener. I feel like a lot of issues with my bash scripts are now resolved!
– raluru
Nov 5 '19 at 11:13
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Colors with unix command “watch”?
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Some newer versions of watch now support color.
For example watch --color ls -ahl --color.
Related.
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How can I count text lines inside an DOM element? Can I?
...Rects();
It returns a javascript DOM object. The amount of lines can be known by doing this:
var amount_of_lines = message_lines.length;
It can return the height of each line, and more. See the full array of things it can do by adding this to your script, then looking in your console log.
cons...
Check if OneToOneField is None in Django
... doesn't work all the time. In case you want to work with select_related() now or in the future -- or maybe even to be sure you also handle other sorts of magic which may happen elsewhere -- you have to extend the test as follows: if hasattr(object, 'onetoonerevrelattr') and object.onetoonerevrelatt...
How to Display blob (.pdf) in an AngularJS app
...;
Do not forget to inject the $sce service.
If this is all done you can now embed your pdf:
<embed ng-src="{{content}}" style="width:200px;height:200px;"></embed>
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Is it secure to store passwords as environment variables (rather than as plain text) in config files
... order of increasing strength) :
No security. Plain text. Anyone that knows where to look, can access the data.
Security by Obfuscation. You store the data (plaintext) someplace tricky, like an environment variable, or in a file that is meant to look like a configuration file. An attacker will...
How can I use “sizeof” in a preprocessor macro?
...rns out - as the article even says - I am building Linux kernel code right now - and there is a define already in the kernel - BUILD_BUG_ON - where the kernel uses it for things like: BUILD_BUG_ON(sizeof(char) != 8)
– Brad
Nov 2 '10 at 16:30
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How to maintain a Unique List in Java?
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Now I am confused, which one shall I use? I just need to have maintain a list of unique strings. So basically even when an existing string is added it should actually get added.
– user1804287
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What in the world are Spring beans?
...eir postProcessAfterInitialization() methods will be called.
Ready to use: Now the bean is ready to use by the application
Destroy: If the bean implements DisposableBean, it will call the destroy() method
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