大约有 15,640 项符合查询结果（耗时：0.0257秒） [XML]
Real world use of JMS/message queues? [closed]
...erting. Again, a similar setup to the above logging, watching for specific errors, and alerting people via various means (email, text message, IM, Growl pop-up...)
Dynamically configuring and controlling software clusters. Each app server would broadcast a "configure me" message, then a configurati...
How to get hex color value rather than RGB value?
...olor');
Only I.E (only 6 tested so far) returns the Hex value.
To avoid error messages in I.E, you could wrap the function in an if statement:
function rgb2hex(rgb) {
if ( rgb.search("rgb") == -1 ) {
return rgb;
} else {
rgb = rgb.match(/^rgba?\((\d+),\s*(\d+),\s*(...
Use of class definitions inside a method in Java
...) and common operations around them (e.g execution, connection management, error translation and dbms console output)
public <T> T execute(StatementCallback<T> action) throws DataAccessException {
Assert.notNull(action, "Callback object must not be null");
Connection...
JavaScript: filter() for Objects
...uestion: "This works..., but when I add it to my site..., I get JavaScript errors" If OP decides to implement a .filter() with the opposite behavior of that of Array.prototpe.filter, that's up to him/her. Please leave a comment under the question if you want to notify OP that the code is wrong, but ...
Jasmine JavaScript Testing - toBe vs toEqual
... special handling for built in objects like String, Number, Boolean, Date, Error, Element and RegExp. For other objects it recursively compares properties.
This is very different from the behavior of the equality operator, ==. For example:
var simpleObject = {foo: 'bar'};
expect(simpleObject).toEq...
How do I pass multiple parameters into a function in PowerShell?
...ed. Also, the parentheses are entirely unneccessary and will cause a parse error in PowerShell 2.0 (or later) if Set-StrictMode is active. Parenthesised arguments are used in .NET methods only.
function foo($a, $b, $c) {
"a: $a; b: $b; c: $c"
}
ps> foo 1 2 3
a: 1; b: 2; c: 3
...
How to create nonexistent subdirectories recursively using Bash?
...
You can use the -p parameter, which is documented as:
-p, --parents
no error if existing, make parent directories as needed
So:
mkdir -p "$BACKUP_DIR/$client/$year/$month/$day"
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What is the most efficient way to loop through dataframes with pandas? [duplicate]
...
Gives error: def my_algo(ndarray[object] dates, ndarray[float64_t] opn, ^ SyntaxError: invalid syntax
– astro123
Apr 1 '19 at 3:54
...
How do I see the last 10 commits in reverse-chronological order with SVN?
...eturns only till r900. Just wanted to check if this was the standard or an error. Also svn log -l10 <URL of your repository> would return the latest(r901) also.
– Shyam K
Dec 5 '12 at 4:38
...
How to verify a user's password in Devise
... generate the digest from the user instance was giving me protected method errors.
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