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How do I get the last inserted ID of a MySQL table in PHP?
...n the server on a per-connection basis. This means that the value returned by the function to a given client is the first AUTO_INCREMENT value generated for most recent statement affecting an AUTO_INCREMENT column by that client. This is the reason you should not use select MAX(ID)
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Array vs. Object efficiency in JavaScript
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@Moshe And thereby all discussion about performance in Javascript should be done. :P
– deceze♦
Jun 25 '13 at 11:18
10
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Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme
...;
SupportMapFragment mapFragment = (SupportMapFragment) fm.findFragmentByTag("mapFragment");
if (mapFragment == null) {
mapFragment = new SupportMapFragment();
FragmentTransaction ft = fm.beginTransaction();
ft.add(R.id.mapFragmentContainer, mapFragment, "mapFragment"...
How do I update an entity using spring-data-jpa?
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Identity of entities is defined by their primary keys. Since firstname and lastname are not parts of the primary key, you cannot tell JPA to treat Users with the same firstnames and lastnames as equal if they have different userIds.
So, if you want to upda...
Finding duplicate values in MySQL
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Do a SELECT with a GROUP BY clause. Let's say name is the column you want to find duplicates in:
SELECT name, COUNT(*) c FROM table GROUP BY name HAVING c > 1;
This will return a result with the name value in the first column, and a count of ho...
Typing Enter/Return key using Python and Selenium?
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JAVA
driver.findElement(By.id("Value")).sendKeys(Keys.RETURN);
OR,
driver.findElement(By.id("Value")).sendKeys(Keys.ENTER);
PYTHON
from selenium.webdriver.common.keys import Keys
driver.find_element_by_name("Value").send_keys(Keys.RETURN)
OR,
dr...
What does “for” attribute do in HTML tag?
... for use with checkboxes and buttons, since it means you can check the box by clicking on the associated text instead of having to hit the box itself.
Read more about this element in MDN.
share
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i...
Can I query MongoDB ObjectId by date?
... I am using nodejs with mongodbnative. Fixed the "not defined error" by including var ObjectId = require('mongodb').ObjectID;
– peter
Mar 18 '13 at 6:35
1
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Build tree array from flat array in javascript
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As mentioned by @Sander, @Halcyon`s answer assumes a pre-sorted array, the following does not. (It does however assume you have loaded underscore.js - though it could be written in vanilla javascript):
Code
// Example usage
var arr...
How to submit a form with JavaScript by clicking a link?
...id">submit</button>
</form>
var form = document.getElementById("form-id");
document.getElementById("your-id").addEventListener("click", function () {
form.submit();
});
Enclose the latter JavaScript code by an DOMContentLoaded event (choose only load for backward compatiblity) ...