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Check if a temporary table exists and delete if it exists before creating a temporary table
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Without 'GO' in between, the whole thing will be considered as one single script and when the select statement looks for the column,it won't be found.
With 'GO' , it will consider the part of the script up to 'GO' as one single batch and will execute before getting into the query after 'GO'.
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How to automatically reload a page after a given period of inactivity
...presses a key or moves the mouse. This uses jQuery for event binding:
<script>
var time = new Date().getTime();
$(document.body).bind("mousemove keypress", function(e) {
time = new Date().getTime();
});
function refresh() {
if(new Date().getTime() - time...
How can I get the URL of the current tab from a Google Chrome extension?
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Other answers assume you want to know it from a popup or background script.
In case you want to know the current URL from a content script, the standard JS way applies:
window.location.toString()
You can use properties of window.location to access individual parts of the URL, such as host...
Android studio, gradle and NDK
...ttp://tools.android.com/tech-docs/android-ndk-preview
For building with a script the gradle solution below should work:
I am using my build script and added to my file (Seems to work for 0.8+): This seems to be equivalent to the solution below (but looks nicer in the gradle file):
android {
...
ImportError: No Module Named bs4 (BeautifulSoup)
...ou have to use the python binary from that venv. /usr/bin/python (on a Mac OS) is wrong; it should be <your path to your venv>/bin/python
– joemadeus
Jun 28 '19 at 13:30
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How to make input type= file Should accept only pdf and xls
...he files it will be store in server. I heard so that it is possible by javascript functions to open .pdf and .xls files by clicking the files on browser...
– Manikandan
Aug 27 '12 at 13:38
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How to resize an image to fit in the browser window?
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Update 2018-04-11
Here's a Javascript-less, CSS-only solution. The image will dynamically be centered and resized to fit the window.
<html>
<head>
<style>
* {
margin: 0;
padding: 0;
}
....
How to install pip with Python 3?
... manual way, the now-recommended method is to install using the get-pip.py script from pip's installation instructions.
Install pip
To install pip, securely download get-pip.py
Then run the following (which may require administrator access):
python get-pip.py
If setuptools is not already installe...
JSON: why are forward slashes escaped?
..."A", but it's not required. Allowing \/ helps when embedding JSON in a <script> tag, which doesn't allow </ inside strings, like Seb points out.
Some of Microsoft's ASP.NET Ajax/JSON API's use this loophole to add extra information, e.g., a datetime will be sent as "\/Date(milliseconds)\/"...
Scroll to a div using jquery
...om CSS positioning.
Once we get x & y cordinates, then we can use javascript's scrollTo(); method. This method scrolls the document upto specific height & width. It takes two parameters as x & y cordinates. Syntax : window.scrollTo(x,y);
Then just pass the x & y cordinates of the...