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How to JSON serialize sets?
...ed structures that include lists, sets, dicts, decimals, datetime objects, etc.:
from json import dumps, loads, JSONEncoder, JSONDecoder
import pickle
class PythonObjectEncoder(JSONEncoder):
def default(self, obj):
if isinstance(obj, (list, dict, str, unicode, int, float, bool, type(No...
Is errno thread-safe?
...here a piece of documentation that indicates what standard (ie: C99, ANSI, etc) or at least which compilers (ie: GCC version and onward) that support this feature, and whether or not it is a default? Thank you.
– Cloud
Aug 25 '14 at 15:41
...
Get content uri from file path in android
... String filePath = imageFile.getAbsolutePath();
Cursor cursor = context.getContentResolver().query(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
new String[] { MediaStore.Images.Media._ID },
MediaStore.Images.Media.DATA + "=? ",
new String[] { filePath }, null);
if (curs...
What is a provisioning profile used for when developing iPhone applications?
...ed entitlements like push notification support, icloud and keychain masks, etc.
– Mike Weller
Jul 22 '13 at 14:12
...
Comparing Timer with DispatcherTimer
...ood for purely numerical timing, where you're not trying to update the UI, etc.
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How do I list all loaded assemblies?
...The tool is pretty good as it shows other information such as file handles etc.
Programmatically
Check this SO question that explains how to do it.
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vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...Boost on Win32
Default; /usr/local on Unix. Linux, etc.
--exec-prefix=<EPREFIX> Install architecture dependent files here.
Default; <PREFIX>
--libdir=<DIR> Install library files here.
Default; <EPREFIX>/l...
Putting git hooks into repository
...cution>
</executions>
</plugin>
<!-- ... etc ... -->
</plugins>
</build>
When you run your project build the plugin will configure git to run hooks out of the directory specified. This will effectively set up the hooks in that directory for everyo...
How to write to a file, using the logging Python module?
...se a configuration file. It allows me to switch logging levels, locations, etc without changing code when I go from development to release. I simply package a different config file with the same name, and with the same defined loggers.
import logging.config
if __name__ == '__main__':
# Configur...
Handling an empty UITableView. Print a friendly message
...andatory, it's also possible to just show the empty state without a button etc.
For Swift 4
// MARK: - Deal with the empty data set
// Add title for empty dataset
func title(forEmptyDataSet _: UIScrollView!) -> NSAttributedString! {
let str = "Welcome"
let attrs = [NSAttributedStringKey...