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install / uninstall APKs programmatically (PackageManager vs Intents)
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Change all files and folders permissions of a directory to 644/755
...nge all files to 644 and all folders to 755 using chmod from the linux command prompt? (Terminal)
8 Answers
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How to run Nginx within a Docker container without halting?
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Having both a Created and Last Updated timestamp columns in MySQL 4.0
... restriction has been lifted. Any TIMESTAMP column definition can have any combination of DEFAULT CURRENT_TIMESTAMP and ON UPDATE CURRENT_TIMESTAMP clauses. In addition, these clauses now can be used with DATETIME column definitions. For more information, see Automatic Initialization and Updating fo...
What's the name for hyphen-separated case?
... strong case to be made that kebab-case is winning:
https://trends.google.com/trends/explore?date=all&q=kebab-case,spinal-case,lisp-case,dash-case,caterpillar-case
spinal-case is a distant second, and no other terms have any traction at all.
Additionally, kebab-case has entered the lexicon of...
Sql Server equivalent of a COUNTIF aggregate function
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You could use a SUM (not COUNT!) combined with a CASE statement, like this:
SELECT SUM(CASE WHEN myColumn=1 THEN 1 ELSE 0 END)
FROM AD_CurrentView
Note: in my own test NULLs were not an issue, though this can be environment dependent. You could handle nul...
List of all special characters that need to be escaped in a regex
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You can look at the javadoc of the Pattern class: http://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html
You need to escape any char listed there if you want the regular char and not the special meaning.
As a maybe simpler solution, you can put the template between \Q and \E -...
Using a bitmask in C#
...renIsIncluded = (names & Names.Karen) != Names.None;
Logical bitwise combinations can be tough to remember, so I make life easier on myself with a FlagsHelper class*:
// The casts to object in the below code are an unfortunate necessity due to
// C#'s restriction against a where T : Enum cons...
In Subversion can I be a user other than my login name?
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Most Subversion commands take the --username option to specify the username you want to use to the repository. Subversion remembers the last repository username and password used in each working copy, which means, among other things, that i...
Can a Windows batch file determine its own file name?
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