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React.js - input losing focus when rerendering
... of focus happens because the component prop uses React.createElement each time instead of just re-rendering the changes.
Details here: https://reacttraining.com/react-router/web/api/Route/component
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How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
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If you don't want to run this every time you load a new terminal window, add this line to your ~/.bashrc or ~/.zshrc
– Jered Odegard
Jul 26 '12 at 1:03
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PHP/MySQL insert row then get 'id'
... Does it still works if there will 10000 async inserts at the same time?
– zie1ony
Aug 10 '12 at 20:21
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Is there a CSS parent selector?
...owever, as of 2020, this is still not supported by any browser.
In the meantime, you'll have to resort to JavaScript if you need to select a parent element.
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What's the difference between “STL” and “C++ Standard Library”?
...be — that says that this is confusing. People learning C++ for the first time do not know this distinction, and may not notice small language differences.
The author of that article has numerous times encountered people who believe that the entire C++ Standard Library is the STL, including featur...
Group by with multiple columns using lambda
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Probably will save someone some time: it's better to use default constructions with object initializaters. The approach in the sample code above will not be treated by ORMs like EF Core well.
– Konstantin
Apr 6 '17 at ...
How to get all of the immediate subdirectories in Python
...fference is basically nonexistent.
Code:
import os
import pathlib
import timeit
import glob
path = r"<example_path>"
def a():
list_subfolders_with_paths = [f.path for f in os.scandir(path) if f.is_dir()]
# print(len(list_subfolders_with_paths))
def b():
list_subfolders_with...
Get property value from string using reflection
...llow you to descend into properties using a single string, like this:
DateTime now = DateTime.Now;
int min = GetPropValue<int>(now, "TimeOfDay.Minutes");
int hrs = now.GetPropValue<int>("TimeOfDay.Hours");
You can either use these methods as static methods or extensions.
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Setting ANDROID_HOME enviromental variable on Mac OS X
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hey it keeps restarting everytime... how can I add it permanently on ubuntu?
– user1735921
Sep 17 '15 at 14:31
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Invoking a jQuery function after .each() has completed
...n their own way. That's the issue here: the calls to fade the elements are timer-driven animations, and those continue at their own pace.
The solution above, therefore, keeps track of how many elements are being faded. Each call to .fadeOut() gets a completion callback. When the callback notices th...