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Object-orientation in C
...ject at runtime! You just reassign it a new vtable pointer. You can even selectively change some of the virtual functions while keeping others, creating new hybrid types. Just be careful to create a new vtable instead of modifying the global vtable, otherwise you'll accidentally affect all object...
Can anybody find the TFS “Unshelve” option in Visual Studio 2012?
...ck on the menu "Tools > Customize". This opens the "Customize" dialog.
Select the "Commands" tab.
Choose the "Context menu" radio button in the "Choose a menu or toolbar to rearrange" section.
Choose "Project and Solution Context Menus | Solution | Source Control" from the drop down.
Click the "...
jQuery .scrollTop(); + animation
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Your callback will execute twice, by the way, because you selected two elements.
– Big McLargeHuge
Oct 31 '14 at 18:26
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count the frequency that a value occurs in a dataframe column
...iple columns in a df
[my_series[c].value_counts() for c in list(my_series.select_dtypes(include=['O']).columns)]
https://stackoverflow.com/a/28192263/786326
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Spring Data JPA find by embedded object property
...dByIdAndTwoId(Long oneId, Long twoId); and results in a query of the form: select ...... from one one_ left outer join two two_ on one_.two_id = two_.id where one_id = ? and two_.id = ?
– TroJaN
May 4 at 17:17
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Get file size, image width and height before upload
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How to acheive this for multiple file selection ?
– Shaik Nizamuddin
Jun 2 '18 at 11:27
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How can I pass a parameter to a setTimeout() callback?
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I'm not sure why this answer wasn't selected as the best. Using an anonymous function works, sure, but if you can simply pass a third parameter into the original setTimeout function call... why not?
– Kris Schouw
Sep 21 '1...
Break when exception is thrown
...ttern matchers for exception names.
Also, under Window -> Preferences, Select Java -> Debug and there's a checkbox to tell the debugger to break on uncaught exceptions
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Purpose of Unions in C and C++
... @legends2k: any decent optimizer will recognize bitwise operations that select an entire byte and generate code to read/write the byte, same as the union but well-defined (and portable). e.g. uint8_t getRed() const { return colour & 0x000000FF; } void setRed(uint8_t r) { colour = (colour &...
Is it possible to clone html element objects in JavaScript / JQuery?
...od:
// Create a clone of element with id ddl_1:
let clone = document.querySelector('#ddl_1').cloneNode( true );
// Change the id attribute of the newly created element:
clone.setAttribute( 'id', newId );
// Append the newly created element on element p
document.querySelector('p').appendChild( cl...