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Get all table names of a particular database by SQL query?
... Server and MySQL 2) INFORMATION_SCHEMA.TABLES exists only in MySQL 3) I really wonder how comes you got so many upvotes for this ...
– Apostolos
Dec 14 '18 at 11:04
...
Get the name of an object's type
...nstance (2).constructor.name is "Number".
But here are various hacks that all fall down in one way or another:
Here is a hack that will do what you need - be aware that it modifies the Object's prototype, something people frown upon (usually for good reason)
Object.prototype.getName = function() { ...
Why do we need RESTful Web Services?
...ng this low level of coupling is not easy to do. It is critical to follow all of the constraints of REST to succeed. Maintaining a purely stateless connection is difficult. Picking the right media-types and squeezing your data into the formats is tricky. Creating your own media types can be even...
“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?
...wness, and/or kurtosis of set of values, but that does NOT require storing all the values in memory at once?
13 Answers
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How to find out client ID of component for ajax update/render? Cannot find component with expression
..., <h:dataTable>, <p:tabView>, <cc:implementation> (thus, all composite components), etc. You recognize them easily by looking at the generated HTML output, their ID will be prepended to the generated client ID of all child components. Note that when they don't have a fixed ID, then...
Comparing date ranges
...
This is a classical problem, and it's actually easier if you reverse the logic.
Let me give you an example.
I'll post one period of time here, and all the different variations of other periods that overlap in some way.
|-------------------| com...
Deleting queues in RabbitMQ
...rgin state.
Removes the node from any cluster it belongs to, removes all data from
the management database, such as configured users and vhosts, and
deletes all persistent messages.
So, be careful using it.
share...
What exactly is metaprogramming?
...gram can examine information about itself. For example returning a list of all the properties of an object.
In languages like ActionScript, you can evaluate functions at runtime to create new programs such as eval("x" + i). DoSomething() would affect an object called x1 when i is 1 and x2 when i is...
Setting multiple attributes for an element at once with JavaScript
...gn(elem, {
className: 'my-image-class',
src: 'https://dummyimage.com/320x240/ccc/fff.jpg',
height: 120, // pixels
width: 160, // pixels
onclick: function () {
alert('Clicked!')
}
})
document.body.appendChild(elem)
// One-liner:
// document.body.appendChild(Object.assign(...
Viewing unpushed Git commits
... I've made, that haven't yet been pushed to the remote repository? Occasionally, git status will print out that my branch is X commits ahead of origin/master , but not always.
...