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How do you rename a MongoDB database?
...ery single collection and index includes the database name, so to rename a set of database files, every single namespace string would have to be rewritten. This impacts:
the .ns file
every single numbered file for the collection
the namespace for every index
internal unique names of ea...
How can I see the size of files and directories in linux? [closed]
... I don't think this is right. What du does is Summarize disk usage of the set of FILEs , that is if a file is very small (i.e. 2140 bytes) the output of "du" is (in my case) 4KB because that's the size of the cluster
– mfloris
Jun 20 '16 at 6:45
...
How to hide keyboard in swift on pressing return key?
...c viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
self.myTextField.delegate = self
}
func textFieldShouldReturn(_ textField: UITextField) -> Bool {
self.view.endEditing(true)
return fals...
Check if a dialog is displayed with Espresso
...o use UIAutomator.
Include UIAutomator dependency in your build.gradle
// Set this dependency to build and run UI Automator tests
androidTestCompile 'com.android.support.test.uiautomator:uiautomator-v18:2.1.2'
and use
// Initialize UiDevice instance
UiDevice uiDevice = UiDevice.getInstance(In...
Tab space instead of multiple non-breaking spaces (“nbsp”)?
...
It depends on which character set you want to use.
There's no tab entity defined in ISO-8859-1 HTML - but there are a couple of whitespace characters other than   such as  ,  ,and  .
In ASCII, 	 is a tab.
...
How do I call Objective-C code from Swift?
...mentioned above, then make sure you link its path in your target's project settings like so:
Note:
It's best practice to link your project using the $(SRCROOT) macro so that if you move your project, or work on it with others using a remote repository, it will still work. $(SRCROOT) can be thoug...
URL Fragment and 302 redirects
...
I had forgotten about some "rewrite" rules I set in HTTP servers, which were probably implemented as 301 redirect. As a consequence IE kept losing fragment identifier because when you have multiple redirects, the fragments set by the first redirect becomes part of the s...
How to verify multiple method calls with different params
... @haelix In that case, use Brads answer. Convert the List to Set and assert that the Set of inputs equals the set given by the argument captures.
– flopshot
Feb 15 '19 at 21:44
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How can I reorder a list? [closed]
... key=str.lower. The default value is None.
reverse is a boolean value. If set to True, then the list elements are sorted as if each comparison were reversed.
In general, the key and reverse conversion processes are much faster than specifying an equivalent cmp function. This is because cmp is cal...
How can I convert a DateTime to the number of seconds since 1970?
...
If the rest of your system is OK with DateTimeOffset instead of DateTime, there's a really convenient feature:
long unixSeconds = DateTimeOffset.Now.ToUnixTimeSeconds();
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