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How to delete files/subfolders in a specific directory at the command prompt in Windows
...rtunately files where not deleted, only the sub-folders are deleted. For example I have a folder named Test. It contains 2 folders named as "Ripon" & "Wasim" and it contains a file named as "riponalwasim.txt". The subfolders Ripon and Wasim was deleted but riponalwasim.txt was not deleted.
...
Launching Google Maps Directions via an intent on Android
...CTION_VIEW,
Uri.parse("http://maps.google.com/maps?saddr=20.344,34.34&daddr=20.5666,45.345"));
startActivity(intent);
To start the navigation from the current location, remove the saddr parameter and value.
You can use an actual street address instead of latitude and longitude. However t...
Limit file format when using ?
...MIME-type using both the file extension and its binary signature (ASP.NET, PHP, Ruby, Java). You might also want to refer to these tables for file types and their magic numbers, to perform a more robust server-side verification.
Here are three good reads on file-uploads and security.
EDIT: Maybe fi...
How do I remove a submodule?
...
Can you given an example of usage for submodule deinit?
– zakdances
Apr 28 '13 at 18:42
5
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Batch equivalent of Bash backticks
...
You can do it by redirecting the output to a file first. For example:
echo zz > bla.txt
set /p VV=<bla.txt
echo %VV%
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Check if an array is empty or exists
...iable hoisting. Make sure you use var whenever declaring a variable:
<?php echo "var image_array = ".json_encode($images);?>
// add var ^^^ here
And then make sure you never accidently redeclare that variable later:
else {
...
image_array = []; // no var here
}
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How can I remove a key and its value from an associative array?
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+1: Thanks for the help. PHP newb here, but it's worth noting that if you are trying to perform these edits inside of a foreach loop, then you need to prepend an ampersand to your enumeration variable to allow write access.
– Fr...
How do you read a file into a list in Python? [duplicate]
...each line might have. When the with ends, the file will be closed automatically for you. This is true even if an exception is raised inside of it.
2. use of list comprehension
This could be considered inefficient as the file descriptor might not be closed immediately. Could be a potential issue wh...
STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...出错
初始化结构体对象，添加到容器中，编译程序：
f:\vs2008\vc\include\functional(143) : error C2784: “bool std::operator <(const std::_Tree<_Traits> &,const std::_Tree<_Traits> &)”: 无法从“const a”为“const std::_Tree<_Traits> &”推导 模板 参数
1> ...
Dynamic cell width of UICollectionView depending on label width
...butedString, i.e. font family, size, weight, etc. Optional parameter.
Sample solution:
extension ViewController: UICollectionViewDelegateFlowLayout {
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPa...