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Batch script: how to check for admin rights
... of which have their own security, usability, and portability issues.
Testing
I've independently confirmed that this works on:
Windows XP, x86
Windows XP, x64
Windows Vista, x86
Windows Vista, x64
Windows 7, x86
Windows 7, x64
Windows 8, x86
Windows 8, x64
Windows 10 v1909, x64
(see scre...
Windows equivalent of the 'tail' command
... way of grabbing a small bit of an otherwise unusable file.
Ex.
C:\more test.csv > test.txt ^C
C:\more test.txt line 1line 2etc......
C:\
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How to check whether a given string is valid JSON in Java
...atch the exception:
import org.json.*;
public boolean isJSONValid(String test) {
try {
new JSONObject(test);
} catch (JSONException ex) {
// edited, to include @Arthur's comment
// e.g. in case JSONArray is valid as well...
try {
new JSONArray(te...
How and where are Annotations used in Java?
...erride, or @NotNull
to describe the "nature" of an element, e.g. @Entity, @TestCase, @WebService
to describe the behavior of an element: @Statefull, @Transaction
to describe how to process the element: @Column, @XmlElement
In all cases, an annotation is used to describe the element and clarify i...
When does ADT set BuildConfig.DEBUG to false?
...false, which might give you the false impression that it is not working.
I tested this with logging statements like
if (com.mypackage.BuildConfig.DEBUG)
Log.d(TAG, location.getProvider() + " location changed");
When testing, my Log statements no longer produce any output.
...
Lazy Method for Reading Big File in Python?
...s able to use it successfully to solve my problem. It has been extensively tested, with various chunk sizes.
Test suite, for those who want to convince themselves.
test_file = 'test_file'
def cleanup(func):
def wrapper(*args, **kwargs):
func(*args, **kwargs)
os.unlink(test_f...
How can I see the request headers made by curl when sending a request to the server?
...prefixed with '>') without having to write to a file:
$ curl -v -I -H "Testing: Test header so you see this works" http://stackoverflow.com/
* About to connect() to stackoverflow.com port 80 (#0)
* Trying 69.59.196.211... connected
* Connected to stackoverflow.com (69.59.196.211) port 80 (#0)
...
Find the min/max element of an Array in JavaScript
...y work on strings. Your future colleague tries to get the alphabetically-latest string in an array with the now-well-documented native .max() method, but mysteriously gets NaN. Hours later, she finds this code, runs a git blame, and curses your name.
– Mark Amery
...
What is uintptr_t data type
...add one very good use for uintptr_t (or even intptr_t) and that is writing testable embedded code.
I write mostly embedded code targeted at various arm and currently tensilica processors. These have various native bus width and the tensilica is actually a Harvard architecture with separate code and...
How to Convert JSON object to Custom C# object?
...ple 1: using System.Web.Script.Serialization
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Web.Script.Serialization;
namespace Tests
{
[TestClass]
public class JsonTests
{
[TestMethod]
public void Test()
{
var json = "{\"user\":{\"...