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Django CharField vs TextField
...nge problem and understood an unpleasant strange difference:
when I get an URL from user as an CharField and then and use it in html a tag by href, it adds that url to my url and that's not what I want. But when I do it by Textfield it passes just the URL that user entered.
look at these:
my website...
MySQL string replace
I have a column containing urls (id, url):
5 Answers
5
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Capture HTML Canvas as gif/jpg/png/pdf?
...ar canvas = document.getElementById("mycanvas");
var img = canvas.toDataURL("image/png");
with the value in IMG you can write it out as a new Image like so:
document.write('<img src="'+img+'"/>');
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How do you create a REST client for Java? [closed]
...PIs:
private void updateCustomer(Customer customer) {
try {
URL url = new URL("http://www.example.com/customers");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setDoOutput(true);
connection.setInstanceFollowRedirects(fa...
Recommended way to embed PDF in HTML?
...<embed src="https://drive.google.com/viewerng/
viewer?embedded=true&url=http://example.com/the.pdf" width="500" height="375">
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Spring Boot not serving static content
...[] staticLocations = RESOURCE_LOCATIONS;
As mentioned before, the request URL will be resolved relative to these locations. Thus src/main/resources/static/index.html will be served when the request URL is /index.html. The class that is responsible for resolving the path, as of Spring 4.1, is org.sp...
configure Git to accept a particular self-signed server certificate for a particular https remote
...ch trouble"; instead, he has set up Git to be accessible via an https:// URL (and username/password authentication). The server for this URL presents a self-signed certificate, so he advised everyone to turn off certificate validation. This does not strike me as a good setup, security-wise.
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PreparedStatement IN clause alternatives?
...he joined table is to use a LEFT JOIN together with the IS NULL. 'SELECT a.URL, b.URL FROM TABLE_A a LEFT JOIN TABLE_B b ON a_A.URL = b_B.URL WHERE b.URL IS NULL' This will show all the rows in table A that have no match in table B.
– Jens Tandstad
Nov 10 '14 ...
setting an environment variable in virtualenv
... editing /bin/activate, using the variables MY_SERVER_NAME and MY_DATABASE_URL as examples:
There should be a definition for deactivate in the activate script, and you want to unset your variables at the end of it:
deactivate () {
...
# Unset My Server's variables
unset MY_SERVER_NAME...
Is it possible to use “/” in a filename?
...o you're going to need to pick an alternative method.
Have you considered URL-encoding the URL then using that as the filename? The result should be fine as a filename, and it's easy to reconstruct the name from the encoded version.
Another option is to create an index - create the output filename...