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Why should I use a pointer rather than the object itself?
I'm coming from a Java background and have started working with objects in C++. But one thing that occurred to me is that people often use pointers to objects rather than the objects themselves, for example this declaration:
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Base64 Java encode and decode a string [duplicate]
I want to encode a string into base64 and transfer it through a socket and decode it back.
6 Answers
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Linux command to print directory structure in the form of a tree
Is there any linux command that I can call from a Bash script that will print the directory structure in the form of a tree, e.g.,
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How to programmatically clear application data
...order to do so, I need to clear the app data. This can be done manually in Settings/Applications/Manage Applications/[My App]/Clear data
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what are the .map files used for in Bootstrap 3.x?
...@IssaFarax You can disable loading source maps through the ChromeDev tools settings. Open DevTools > Click the settings gear > Uncheck Enable (JavaScript|CSS) source maps
– Giles Wells
Jun 25 '14 at 18:39
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Good examples using java.util.logging [closed]
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If you're wondering where the logs go, make sure you've set up a Handler for the Logger. To simply output logs to the console, use a new ConsoleHandler, and add this to your logger using the addHandler method. Make sure you call setLevel on both the logger and the handler.
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IRXmitter红外发射器扩展 · App Inventor 2 中文网
...发射器
指示设备是否具有红外发射器。返回值为true或false。如果设备没有红外发射器，所有其他功能都会导致错误。
载波频率列表
以逗号分隔的字符串形式返回支持的载波频率。只有这些频率可以分配给CarrierFrequency属性...
UIRefreshControl without UITableViewController
...er. A solution to that is to instantiate a UITableViewController, and then setting your UIRefreshControl and UITableView to that, i.e.:
UITableViewController *tableViewController = [[UITableViewController alloc] init];
tableViewController.tableView = self.myTableView;
self.refreshControl = [[UIRef...
What is the Haskell response to Node.js?
...le I'm aware that you can run Haskell in the browser, I'm not aware of any set of "universal Haskell" best practices that allow for server-side and client-side rendering using the same codebase.
– Eric Elliott
Oct 14 '17 at 1:48
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Example of Named Pipes
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