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Difference between string and char[] types in C++
I know a little C and now I'm taking a look at C++.
I'm used to char arrays for dealing with C strings, but while I look at C++ code I see there are examples using both string type and char arrays:
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How do I decode HTML entities in Swift?
I am pulling a JSON file from a site and one of the strings received is:
23 Answers
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How to determine the content size of a UIWebView?
...ce we do both frame changes right after each other, the view isn't updated and doesn't flicker.
Of course, we have to wait until the content has been loaded, so we put the code into the -webViewDidFinishLoad: delegate method.
Obj-C
- (void)webViewDidFinishLoad:(UIWebView *)aWebView {
CGRect f...
How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
...g of your UI. It does so by having your app render its output to a bitmap and drawing that bitmap to the screen. The rescaling of that bitmap makes the text inevitably look fuzzy. A feature called "DPI virtualization", it keeps old programs usable on high resolution monitors.
You have to explici...
“Cannot update paths and switch to branch at the same time”
... checkout -b option to create a new branch, check it out at the same time and set up tracking in one command.
11 Answers
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How to filter logcat in Android Studio?
...ng only the output containing the keyword(s). Is there a way to do that in Android Studio through the UI?
10 Answers
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Erlang's 99.9999999% (nine nines) reliability
...downtime:
Hot code reloading. In an Erlang system, it is easy to compile and load a replacement module for an existing one. The BEAM emulator does the swap automatically without apparently stopping anything. There is doubtless some tiny amount of time during which this transfer happens, but it's h...
How to get a reference to current module's attributes in Python
What I'm trying to do would look like this in the command line:
3 Answers
3
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How to redirect output to a file and stdout
In bash, calling foo would display any output from that command on the stdout.
10 Answers
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python setup.py uninstall
...setup.py install use pip install .
You need to remove all files manually, and also undo any other stuff that installation did manually.
If you don't know the list of all files, you can reinstall it with the --record option, and take a look at the list this produces.
To record a list of installed ...