Not sure how you are setting the textarea content, but if you use the jQuery val method, \n works consistently in Firefox and IE (Including IE8): var txt = $(“textarea#idhere”); txt.val( txt.val() + “\nSomething here\n\nAgain”); Causes the textarea to display: Existing content and linebreaks if any. Something here Again You can see a demo here … Read more
int arr[10] = {0, 5, 3, 64}; arr[4] = 5; EDIT: So I was asked to explain what’s happening when you do: int arr[10] = {0, 5, 3, 64}; you create an array with 10 elements and you allocate values for the first 4 elements of the array. Also keep in mind that arr starts … Read more
Logs using files are more efficient, however logs stored in the database are easier to read, even remotely (you can write a web frontend if required, for example). Note however that connecting and inserting rows into the database is error prone (database server down, password wrong, out-of-resources) so where would you log those errors if … Read more
The quick and dirty: <?php $file_data = “Stuff you want to add\n”; $file_data .= file_get_contents(‘database.txt’); file_put_contents(‘database.txt’, $file_data); ?>
In my opinion, your first solution is the best way to go. vector<>::insert is designed to add element so it’s the most adequate solution. You could call reserve on the destination vector to reserve some space, but unless you add a lot of vector together, it’s likely that it wont provide much benefits: vector<>::insert know … Read more
Since this is an open-ended question, I will just give you an idea of how I would go about implementing something like this myself. <span class=”inputname”> Project Images: <a href=”#” class=”add_project_file”> <img src=”images/add_small.gif” border=”0″ /> </a> </span> <ul class=”project_images”> <li><input name=”upload_project_images[]” type=”file” /></li> </ul> Wrapping the file inputs inside li elements allows to easily remove … Read more
You don’t really need jQuery for that, you can get/set the anchor name using location.hash. If you put it in your jQuery ready function, you can do some action if it’s set to a certain value: $(function(){ // Remove the # from the hash, as different browsers may or may not include it var hash … Read more
You should open file by binary mode. #!/usr/bin/env python3 import numpy as np f=open(‘asd.dat’,’ab’) for iind in range(4): a=np.random.rand(10,10) np.savetxt(f,a) f.close() reference: python – How to write a numpy array to a csv file? – Stack Overflow How to write a numpy array to a csv file?
You have to use after() instead of append(): Description: Insert content, specified by the parameter, after each element in the set of matched elements. $(‘#list li:eq(1)’).after(‘<li>Position 3</li>’); The documentation of append() clearly says: Insert content (…) to the end of each element. For completeness: Note that :eq(n) matches the nth element of the matching element … Read more