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Removing path and extension from filename in powershell
I have a series of strings which are full paths to files. I'd like to save just the filename, without the file extension and the leading path. So from this:
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Does Java casting introduce overhead? Why?
...pe to a wider type, which is done automatically and there is no overhead:
String s = "Cast";
Object o = s; // implicit casting
Explicit casting, when you go from a wider type to a more narrow one. For this case, you must explicitly use casting like that:
Object o = someObject;
String s = (String...
What is the difference between PS1 and PROMPT_COMMAND
...able is set inside the PROMPT_COMMAND, which itself is a super complicated string that is evaluated at runtime by bash. It works, but it's more complicated than it needs to be. To be fair I wrote that PROMPT_COMMAND for myself about 10 years ago and it worked and didn't think too much about it.
For...
Hashing a dictionary?
...)))
This is much less computationally intensive than generating the JSON string or representation of the dictionary.
UPDATE: Please see the comments below, why this approach might not produce a stable result.
share
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When is JavaScript's eval() not evil?
...see my specific remarks below).
Code injection - eval() potentially runs a string of code under elevated privileges. For example, a program running as administrator/root would never want to eval() user input, because that input could potentially be "rm -rf /etc/important-file" or worse. Again, JavaS...
Multiple columns index when using the declarative ORM extension of sqlalchemy
...me__ = 'table_A'
id = Column(Integer, primary_key=True)
a = Column(String(32), index=True)
b = Column(String(32), index=True)
if you'd like a composite index, again Table is present here as usual you just don't have to declare it, everything works the same (make sure you're on recent 0...
How to manually send HTTP POST requests from Firefox or Chrome browser?
... feature broken for anyone else? When editing the parameters in the "Query String" box, after altering a single character, it refuses to alter the request any further. The only way to do it beyond that is to edit the entire URL/request (which is difficult because it's all smooshed together)
...
Getting activity from context in android
...ass ProfileView extends LinearLayout
{
private TaskCompleteListener<String> callback;
TextView profileTitleTextView;
ImageView profileScreenImageButton;
boolean isEmpty;
ProfileData data;
String name;
public ProfileView(Context context, AttributeSet attrs, String n...
Scanning Java annotations at runtime [closed]
...ements(){
try {
//Get the package name from configuration file
String packageName = readConfig();
//Load the classLoader which loads this class.
ClassLoader classLoader = getClass().getClassLoader();
//Change the package structure to directory structure
String packagePa...
Safe (bounds-checked) array lookup in Swift, through optional bindings?
...sign choice made by the Swift developers. Take your example:
var fruits: [String] = ["Apple", "Banana", "Coconut"]
var str: String = "I ate a \( fruits[0] )"
If you already know the index exists, as you do in most cases where you use an array, this code is great. However, if accessing a subscript...