大约有 48,000 项符合查询结果（耗时：0.0636秒） [XML]
JavaScript: client-side vs. server-side validation
...There are some validations that can't even be properly done in server-side application code, and are utterly impossible in client-side code, because they depend on the current state of the database. For example, "nobody else has registered that username", or "the blog post you're commenting on still...
When to choose checked and unchecked exceptions
...alid method arguments or buggy method implementation) there is nothing the application can do to fix the problem in mid-execution. The best it can do is log the problem and wait for the developer to fix it at a later time.
Unless the exception you are throwing meets all of the above conditions it ...
When to use static vs instantiated classes
...ame). This is a case when global is evil. I had problems with this kind of approach with some component of Zend Framework. There are classes which use static method calls (factories) in order to build objects. It was impossible for me to supply another factory to that instance in order to get a cust...
Why is a round-trip conversion via a string not safe for a double?
...
void DoubleToNumber(double value, int precision, NUMBER* number)
{
WRAPPER_CONTRACT
_ASSERTE(number != NULL);
number->precision = precision;
if (((FPDOUBLE*)&value)->exp == 0x7FF) {
number->scale = (((FPDOUBLE*)&value)->mantLo || ((FPDOUBLE*)&value)...
Differences between Ant and Maven [closed]
...works. Even though, I'm very much convinced that Maven makes sense, I'd happily use Ant + Ivy with a project team that had a very sharp build engineer. That being said, I do think you'll end up missing out on a number of valuable plugins such as the Jetty plugin and that you'll end up doing a w...
Hudson or Teamcity for continuous integration? [closed]
... if the build is successful. You can click on build reports in the CI web app and it will open the appropriate files in the IDE.
There are plugins available (I wrote one: http://team-piazza.googlecode.com), but not many.
s...
Amazon S3 CORS (Cross-Origin Resource Sharing) and Firefox cross-domain font loading
... with Amazon S3 CORS config can shed some lights on this, it'll be greatly appreciated.
<?xml version="1.0" encoding="UTF-8"?>
<CORSConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
<CORSRule>
<AllowedOrigin>https://mydomain.com</AllowedOrigin>...
Is storing a delimited list in a database column really that bad?
... list in sorted order.
To solve these problems, you have to write tons of application code, reinventing functionality that the RDBMS already provides much more efficiently.
Comma-separated lists are wrong enough that I made this the first chapter in my book: SQL Antipatterns: Avoiding the Pitfalls ...
Determine a user's timezone
...ject, for several different points in time, using the results to choose an appropriate time zone from an internal data set.
Both jsTimezoneDetect and moment-timezone have this functionality.
// using jsTimeZoneDetect
var tzid = jstz.determine().name();
// using moment-timezone
var tzid = moment....
Does Git publicly expose my e-mail address?
...ws you to publish a git repository. GitHub did not create git, they just happen to have created a very nice web site that works well with it.
– orev
Oct 6 '18 at 19:41
...