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When do you use POST and when do you use GET?
... a file as input, does some processing on the file (example - extract data based on regex) and returns JSON data, then can I use GET request to upload a file to the server. Or should I use POST request?
– variable
Dec 5 '19 at 11:24
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How to delete a file via PHP?
...img/tasks/" . 'image.jpg');
The dirname(__FILE__) section prints out the base path to your project. The /img/tasks/ are two folders down from my base path. And finally, there's my image I want to delete which you can make into anything you need to.
With this I have not had any problem getting to ...
getViewTypeCount and getItemViewType methods of ArrayAdapter
...st has the same layout, you don't need to worry about view types. In fact, BaseAdapter.java provides a default behavior for all adapters:
public int getItemViewType(int position) {
return 0;
}
public int getViewTypeCount() {
return 1;
}
This indeed provides you with the same view type fo...
How to extract the first two characters of a string in shell scripting?
...st efficient method, if you're using the bash shell (and you appear to be, based on your comments), is to use the sub-string variant of parameter expansion:
pax> long="USCAGol.blah.blah.blah"
pax> short="${long:0:2}" ; echo "${short}"
US
This will set short to be the first two characters of...
How to get the raw value an field?
...
Track all pressed keys based on their key codes
I suppose one could listen to the keyup events and keep an array of all characters entered, based on their keycodes. But it's a pretty tedious task and probably prone to bugs.
http://unixpapa.com/js...
Where to put view-specific javascript files in an ASP.NET MVC application?
...ontrollerDescriptor, string actionName)
{
var action = base.FindAction(controllerContext, controllerDescriptor, actionName);
if (action != null)
{
return action;
}
if (actionName.EndsWith(".js"))
{
...
Is there a way to 'uniq' by column?
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To consider multiple column.
Sort and give unique list based on column 1 and column 3:
sort -u -t : -k 1,1 -k 3,3 test.txt
-t : colon is separator
-k 1,1 -k 3,3 based on column 1 and column 3
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Pythonic way to check if a file exists? [duplicate]
...t. If it does exists, it will print "Ooops" and return None (untested, and based solely on reading the python documentation, so might not be 100% correct).
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How to set selected item of Spinner by value, not by position?
I have a update view, where I need to preselect the value stored in database for a Spinner.
25 Answers
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Why there is no ConcurrentHashSet against ConcurrentHashMap
HashSet is based on HashMap.
9 Answers
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