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How to throw an exception in C?
...tion of the setjmp() and longjmp() functions, defined in setjmp.h. Example from Wikipedia
#include <stdio.h>
#include <setjmp.h>
static jmp_buf buf;
void second(void) {
printf("second\n"); // prints
longjmp(buf,1); // jumps back to where setjmp
...
json.dumps vs flask.jsonify
...and the purpose of the flask.jsonify method. I try to make a JSON string from this:
5 Answers
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Django set default form values
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If you are creating modelform from POST values initial can be assigned this way:
form = SomeModelForm(request.POST, initial={"option": "10"})
https://docs.djangoproject.com/en/1.10/topics/forms/modelforms/#providing-initial-values
...
What is http multipart request?
... @DarioSeidl the standard assumes you may be submitting a file upload from a webform, which can include other data fields in addition to the file upload itself. For instance, in addition to the original file name, the user might include a description. Multipart also handles generic binary blobs...
How to get HTTP Response Code using Selenium WebDriver
...ver.getCurrentUrl();
// then ask for all the performance logs from this request
// one of them will contain the Network.responseReceived method
// and we shall find the "last recorded url" response
LogEntries logs = driver.manage().logs().get("perform...
What does the “assert” keyword do? [duplicate]
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should we remove code containing assert from production code ?
– Qbik
Jul 4 '16 at 15:48
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show 2 more co...
Cannot set content-type to 'application/json' in jQuery.ajax
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It would seem that removing http:// from the url option ensures the the correct HTTP POST header is sent.
I dont think you need to fully qualify the name of the host, just use a relative URL as below.
$.ajax({
type: "POST",
contentType: "applic...
Inserting a PDF file in LaTeX
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@Kusavil from the (docs)[mirrors.sorengard.com/ctan/macros/latex/contrib/pdfpages/…, you can specify ranges, e.g. if you wanted to drop page 49 out of 100 total, you could use pages={1-48,50-100}. Not as simple as say something like...
HashSet vs. List performance
...on my machine, and, well, it has to be very very small to get an advantage from List<T>. For a list of short strings, the advantage went away after size 5, for objects after size 20.
1 item LIST strs time: 617ms
1 item HASHSET strs time: 1332ms
2 item LIST strs time: 781ms
2 item HASHSET str...
How to insert tab character when expandtab option is on in Vim
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You can disable expandtab option from within Vim as below:
:set expandtab!
or
:set noet
PS: And set it back when you are done with inserting tab, with "set expandtab" or "set et"
PS: If you have tab set equivalent to 4 spaces in .vimrc (softtabstop), ...