大约有 8,000 项符合查询结果（耗时：0.0155秒） [XML]
How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
...
This is the full step-by-step procedure to resync a master-slave replication from scratch:
At the master:
RESET MASTER;
FLUSH TABLES WITH READ LOCK;
SHOW MASTER STATUS;
And copy the values of the result of the last command somewhere.
Without closing the connection to the client (because it wo...
How can I create a two dimensional array in JavaScript?
...used to create an empty multidimensional, with the dimensions specified as parameters.
– Anderson Green
Apr 6 '13 at 16:49
3
...
Weird Integer boxing in Java
...27,
* inclusive, and may cache other values outside of this range.
*
* @param i an {@code int} value.
* @return an {@code Integer} instance representing {@code i}.
* @since 1.5
*/
public static Integer valueOf(int i) {
if (i >= IntegerCache.low && i <= IntegerCache.high)
...
How do you run a SQL Server query from PowerShell?
...ools installed) here is the function that I use:
function Invoke-SQL {
param(
[string] $dataSource = ".\SQLEXPRESS",
[string] $database = "MasterData",
[string] $sqlCommand = $(throw "Please specify a query.")
)
$connectionString = "Data Source=$dataSource; " +...
What happens with constraints when a view is removed
The question I have is simple but I couldn't find any information in the documentation.
6 Answers
...
How can I avoid running ActiveRecord callbacks?
...o_something_else, if: :skip_some_callbacks
end
person = Person.new(person_params)
person.skip_some_callbacks = true
person.save
share
|
improve this answer
|
follow
...
Singletons vs. Application Context in Android?
...s of using singletons
and having seen several examples of Android applications using singleton pattern, I wonder if it's a good idea to use Singletons instead of single instances shared through global application state (subclassing android.os.Application and obtaining it through context.getApplicat...
NSDefaultRunLoopMode vs NSRunLoopCommonModes
...en. Thankfully, an awesome blog post by Jörn suggests an alternative option, using NSRunLoopCommonModes for connection.
...
How can I change the version of npm using nvm?
...nstall v0.4.12
nvm use v0.4.12
Install npm using install.sh (note the -L param to follow any redirects):
curl -L https://npmjs.org/install.sh | sh
This will detect node 0.4.12 and install npm 1.0.106 in your ~/nvm/v0.4.12/lib/node_modules folder and create symlink for nvm
~/nvm/v0.4.12/bin/npm...
Git alias with positional parameters
...
Worked it out, it works if you set new params, so this is fine: fp = "! a=${1:-$(git headBranch)}; b=${2:-up}; git fetch -fu $b pull/$a/head:$a; git checkout $a; git branch -u $b #".
– gib
Aug 12 '17 at 19:31
...