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How to turn on line numbers in IDLE?
...t window, go to Options and click Show Line Numbers.
To show them automatically, go to Options > Configure IDLE > General and check the Show line numbers in new windows box.
Version 3.7 or older:
Unfortunately there is not an option to display line numbers in IDLE although there is an enhancem...
Font Awesome icon inside text input element
...e. You should select the wrapper: .wrapper:before. See http://jsfiddle.net/allcaps/gA4rx/ .
I also added the placeholder suggestion where the wrapper is redundant.
.wrapper input[type="text"] {
position: relative;
}
input { font-family: 'FontAwesome'; } /* This is for the placeholder */
....
Why does JPA have a @Transient annotation?
...sing setMale() and setFemale() methods and thus wouldn't persist Person at all.
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The function to show current file's full path in mini buffer
...unction and a variable). This is also why you need to use the likes of funcall to call a function that is stored as the value of a variable foo, because if you used (foo) you would be using the function slot of foo rather than the value slot.
– phils
Feb 13 '18...
Django: Display Choice Value
...ing your information via JSON (for instance in a pagination scenario)? Ideally without the overhead of instantiating the Models one by one and calling get_field_display().
– DylanYoung
Mar 23 '17 at 17:34
...
How do I run a shell script without using “sh” or “bash” commands?
...le:
#!/bin/bash
And make your file executable (chmod +x script.sh).
Finally, modify your path to add the directory where your script is located:
export PATH=$PATH:/appropriate/directory
(typically, you want $HOME/bin for storing your own scripts)
...
dispatch_after - GCD in Swift?
...patch_block_t?)
dispatch_time_t is a UInt64. The dispatch_queue_t is actually type aliased to an NSObject, but you should just use your familiar GCD methods to get queues. The block is a Swift closure. Specifically, dispatch_block_t is defined as () -> Void, which is equivalent to () -> ().
...
How do I convert a float number to a whole number in JavaScript?
I'd like to convert a float to a whole number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
...
Proper way to use **kwargs in Python
...*kwargs):
...etc...
this is not true. In the latter case, f can be called as f(23, 42), while the former case accepts named arguments only -- no positional calls. Often you want to allow the caller maximum flexibility and therefore the second form, as most answers assert, is preferable: but ...
How do I print to the debug output window in a Win32 app?
...you can use the L prefix:
OutputDebugStringW(L"My output string.");
Normally you will use the macro version together with the _T macro like this:
OutputDebugString(_T("My output string."));
If you project is configured to build for UNICODE it will expand into:
OutputDebugStringW(L"My output s...