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Truststore and Keystore Definitions
... with their corresponding public keys.
A truststore contains certificates from other parties that you expect to communicate with, or from Certificate Authorities that you trust to identify other parties.
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Prevent ViewPager from destroying off-screen views
...rs to destroy a hosted fragment's view when it is more than one swipe away from the current position.
3 Answers
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Convert a date format in PHP
I am trying to convert a date from yyyy-mm-dd to dd-mm-yyyy (but not in SQL); however I don't know how the date function requires a timestamp, and I can't get a timestamp from this string.
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Scanner vs. BufferedReader
As far I know, the two most common methods of reading character-based data from a file in Java is using Scanner or BufferedReader . I also know that the BufferedReader reads files efficiently by using a buffer to avoid physical disk operations.
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How to connect to my http://localhost web server from Android Emulator
...roid simulator, use the IP address 10.0.2.2 instead.
You can read more from here.
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ActiveRecord: List columns in table from console
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This will list the column_names from a table
Model.column_names
e.g. User.column_names
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How to make blinking/flashing text with CSS 3
...re first setting opacity: 1; and then you are ending it on 0, so it starts from 0% and ends on 100%, so instead just set opacity to 0 at 50% and the rest will take care of itself.
Demo
.blink_me {
animation: blinker 1s linear infinite;
}
@keyframes blinker {
50% {
opacity: 0;
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How to create a remote Git repository from a local one?
...lly you just say git push origin master. Now any other repository can pull from the remote repository.
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How to get the second column from command output?
...t the lines on "s:
awk -F '"' '{print $2}' your_input_file
or for input from pipe
<some_command> | awk -F '"' '{print $2}'
output:
A B
C
D
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What's the difference between the various methods to get a Context?
...en it comes to Contexts in Android, but you can piece together a few facts from various sources.
This blog post on the official Google Android developers blog was written mostly to help address memory leaks, but provides some good information about contexts as well:
In a regular Android applica...