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How to open files relative to home directory
... character.
From the File documentation:
absolute_path(file_name [, dir_string] ) → abs_file_name
Converts a pathname to an absolute pathname. Relative paths are referenced from the current working directory of the process unless dir_string is given, in which case it will be used as the st...
count members with jsonpath?
...Test
public void givenJson_whenGetLengthWithJsonPath_thenGetLength() {
String jsonString = "{'username':'jhon.user','email':'jhon@company.com','age':'28'}";
int length = JsonPath
.parse(jsonString)
.read("$.length()");
assertThat(length).isEqualTo(3);
}
Or simply pars...
How to wait for 2 seconds?
...
The documentation for WAITFOR() doesn't explicitly lay out the required string format.
This will wait for 2 seconds:
WAITFOR DELAY '00:00:02';
The format is hh:mi:ss.mmm.
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A definitive guide to API-breaking changes in .NET
...nge
public void Foo(int a) { }
API After Change
public void Foo(int a, string b = null) { }
Sample client code that is broken afterwards
Foo(5);
The client code needs to be recompiled into Foo(5, null) at the bytecode level. The called assembly will only contain Foo(int, string), not Foo(in...
Start service in Android
...t;application
android:icon="@drawable/ic_launcher"
android:label="@string/app_name" >
...
<service
android:name=".MyService"
android:label="My Service" >
</service>
</application>
...
Asynchronously wait for Task to complete with timeout
...is?
const int x = 3000;
const int y = 1000;
static void Main(string[] args)
{
// Your scheduler
TaskScheduler scheduler = TaskScheduler.Default;
Task nonblockingTask = new Task(() =>
{
CancellationTokenSource source = new Canc...
Linq select objects in list where exists IN (A,B,C)
...ay if it contains more than 1000 items. var allowedStatus = new HashSet<string> { "A", "B", "C" };
– Jay Shah
Nov 9 '18 at 18:14
...
What is the purpose of Looper and how to use it?
...em.out.println("Hello from a thread!");
}
public static void main(String args[]) {
(new Thread(new HelloRunnable())).start();
}
}
Now, let's apply this simple principle to Android apps. What would happen if an Android app runs on normal thread? A thread called "main" or "UI" o...
sed: print only matching group
...
Also remember to add .* to the end of the regexp if the string you want to extract is not always at the end of the line.
– Teemu Leisti
Nov 22 '17 at 8:54
...
Explanation of JSHint's Bad line breaking before '+' error
...line break as opposed to in the new line. Like so:
window.location.href = String1 +
'#' +
Sting2 +
'=' +
String3;
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