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Removing the first 3 characters from a string [closed]
What is the most efficient way to remove the first 3 characters of a string?
3 Answers
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How to access the first property of a Javascript object?
...t foo3. If the properties are numbered as in the example, you could do a string compare to ascertain the identifier ending in '1'. Then again, if ordinality is the main concern of the collection, you should probably use an array instead of an object.
– steamer25
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JS: Check if date is less than 1 hour ago?
...terchange, yes. If n hours ago is the same as -n hours in the future, then all future dates are less than one hour ago.
– Mike Samuel
Nov 20 '18 at 0:03
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java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
...ansaction in a Handler as follows:
@Override
protected void onPostExecute(String result) {
Log.v("MyFragmentActivity", "onFriendAddedAsyncTask/onPostExecute");
new Handler().post(new Runnable() {
public void run() {
fm = getSupportFragmentManager();
...
How do i instantiate a JAXBElement object?
... parameters.
ObjectFactory factory = new ObjectFactory();
JAXBElement<String> createMessageDescription = factory.createMessageDescription("description");
message.setDescription(createMessageDescription);
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How to delete an element from an array in C#
...e that is written in the question has a bug in it
Your arraylist contains strings of " 1" " 3" " 4" " 9" and " 2" (note the spaces)
So IndexOf(4) will find nothing because 4 is an int, and even "tostring" would convert it to of "4" and not " 4", and nothing will get removed.
An arraylist is the c...
Find all storage devices attached to a Linux machine [closed]
...2.6.17 and up):
#! /bin/bash
hal-find-by-property --key volume.fsusage --string filesystem |
while read udi ; do
# ignore optical discs
if [[ "$(hal-get-property --udi $udi --key volume.is_disc)" == "false" ]]; then
dev=$(hal-get-property --udi $udi --key block.device)
f...
How to remove all rows in a numpy.ndarray that contain non-numeric values
...es are missing (either by just not being there, being NaN , or by being a string written " NA ").
1 Answer
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Implement Stack using Two Queues
...(q2.remove());
}
}
}
public static void main(String[] args) {
StackImplUsingQueues s1 = new StackImplUsingQueues();
// Stack s1 = new Stack();
s1.push(1);
s1.push(2);
s1.push(3);
s1.push(4);
s1.push(5);
...
How to print out a variable in makefile
...s $(VAR))
'error' would stop the make execution, after showing the error string
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