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What is the fastest way to get the value of π?
...ould end up an irrational number that you will have to estimate (IIRC, all roots that are not whole numbers are irrational). Everything else looks pretty straight-forward if you are using infinite precision arithmetic but that square root is a deal breaker. The second one includes a sqrt as well.
...
How to simulate Android killing my process
... the system clears a task (removes all activities from the stack above the root activity) in certain situations when the user re-selects that task from the home screen. Typically, this is done if the user hasn't visited the task for a certain amount of time, such as 30 minutes.
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How to tell bash that the line continues on the next line
...st character before the end of line character. Consider this command:
mysql -uroot \
-hlocalhost
If there is a space after \, the line continuation will not work. The reason is that \ removes the special meaning for the next character which is a space not the invisible line feed cha...
Mechanisms for tracking DB schema changes [closed]
...se.
Make a backup of the current database (because stuff will go wrong) [mysqldump].
Create bookkeeping table (called _meta) if it doesn't exist.
Read current VERSION from _meta table. Assume 0 if not found.
For all .sql files numbered higher than VERSION, execute them in order
If one of t...
Add subdomain to localhost URL
...hat way. For instance, if you have a UNIX-based operating system, open (as root) the file /etc/hosts and add a line (or lines) like this:
127.0.0.1 example.com
127.0.0.1 subdomain.example.com
Your computer will now treat both example.com and subdomain.example.com as belonging to itself. If ...
Lodash - difference between .extend() / .assign() and .merge()
...defaultsDeep will merge child objects and the others will overwrite at the root level
Only _.assign and _.extend will overwrite a value with undefined
Tests
They all handle members at the root in similar ways.
_.assign ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.merge ({}, { ...
How to create a release signed apk file using Gradle?
...ive to where the build.gradle file is located, or relative to the machines root directory?
– Prem
Mar 19 '14 at 13:55
1
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Where to place and how to read configuration resource files in servlet based application?
...s.load(input);
Here foo.properties is supposed to be placed in one of the roots which are covered by the default classpath of a webapp, e.g. webapp's /WEB-INF/lib and /WEB-INF/classes, server's /lib, or JDK/JRE's /lib. If the propertiesfile is webapp-specific, best is to place it in /WEB-INF/classe...
How to import existing Git repository into another?
...t pull -s subtree XXX_remote master
Git figures out on its own where the roots are before doing the merge, so you don't need to specify the prefix on subsequent merges.
The downside is that in the merged history the files are unprefixed (not in a subdirectory). As a result git log ZZZ/a will show...
What is the best way to paginate results in SQL Server
...Microsoft added a new feature to SQL 2012 that makes pagination similar to MySQL. Follow this link to learn how. It's an interesting article: dbadiaries.com/…
– Arash
Dec 20 '13 at 13:49
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