大约有 42,000 项符合查询结果（耗时：0.0807秒） [XML]
Trying to add adb to PATH variable OSX
I am trying to develop for android and I want to add the adb to my PATH so that I can launch it really easily. I have added directories before by for some reason adb does not want to be found. This is very frustrating. Has anyone else had this problem before?
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How to copy files across computers using SSH and MAC OS X Terminal [closed]
I'm trying to copy my .profile, .rvm and .ssh folders/files to a new computer and keep getting a "not a regular file" response. I know how to use the cp and ssh commands but I'm not sure how to use them in order to transfer files from one computer to another.
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Script to kill all connections to a database (More than RESTRICTED_USER ROLLBACK)
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Updated
For MS SQL Server 2012 and above
USE [master];
DECLARE @kill varchar(8000) = '';
SELECT @kill = @kill + 'kill ' + CONVERT(varchar(5), session_id) + ';'
FROM sys.dm_exec_sessions
WHERE database_id = db_id('MyDB')
EXEC(@kill);
For MS SQL Se...
Java Generate Random Number Between Two Given Values [duplicate]
I would like to know how to generate a random number between two given values.
7 Answers
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Markdown to create pages and table of contents?
...xample for more than one word. All words are broken down to no caps lock, and no spaces.
– Rick
Jul 9 '16 at 17:46
6
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how to create a Java Date object of midnight today and midnight tomorrow?
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Calendar date = new GregorianCalendar();
// reset hour, minutes, seconds and millis
date.set(Calendar.HOUR_OF_DAY, 0);
date.set(Calendar.MINUTE, 0);
date.set(Calendar.SECOND, 0);
date.set(Calendar.MILLISECOND, 0);
// next day
date.add(Calendar.DAY_OF_MONTH, 1);
JDK 8 - java.time.LocalTime and...
Divide a number by 3 without using *, /, +, -, % operators
... because:
n = 4 * a + b
n / 3 = a + (a + b) / 3
So sum += a, n = a + b, and iterate
When a == 0 (n < 4), sum += floor(n / 3); i.e. 1, if n == 3, else 0
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What's the absurd function in Data.Void useful for?
...little bit hard, since Haskell is non strict. The general use case is to handle impossible paths. For example
simple :: Either Void a -> a
simple (Left x) = absurd x
simple (Right y) = y
This turns out to be somewhat useful. Consider a simple type for Pipes
data Pipe a b r
= Pure r
| A...
Python __call__ special method practical example
... I can use this special method, because one can simply create a new method and perform the same operation done in __call__ method and instead of calling the instance, you can call the method.
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Recommended date format for REST GET API
...ed date format. Really it boils down to what works best for your end user and your system. Personally, I would want to stick to a standard like you have for ISO 8601 (url encoded).
If not having ugly URI is a concern (e.g. not including the url encoded version of :, -, in you URI) and (human) ...