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Get line number while using grep
I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those lines too??
...
Why can I initialize a List like an array in C#?
...onary<TKey, TValue> takes two items:
var grades = new Dictionary<string, int>
{
{ "Suzy", 100 },
{ "David", 98 },
{ "Karen", 73 }
};
Is roughly identical to:
var temp = new Dictionary<string, int>();
temp.Add("Suzy", 100);
temp.Add("David", 98);
...
Test if a property is available on a dynamic variable
...p();
Console.WriteLine("Testing with exception: " + sw.ElapsedTicks.ToString() + " ticks");
sw.Restart();
for (int i = 0; i < 100000; i++)
{
TestWithReflection(test, FlipCoin(random));
}
sw.Stop();
Console.WriteLine("Testing with reflection: " + sw.Elapsed...
How to avoid the “Circular view path” exception with Spring MVC test
...ks the following
if (path.startsWith("/") ? uri.equals(path) : uri.equals(StringUtils.applyRelativePath(uri, path))) {
throw new ServletException("Circular view path [" + path + "]: would dispatch back " +
"to the current handler URL [" + uri + "] again. Check your ViewR...
ArrayIndexOutOfBoundsException when using the ArrayList's iterator
...
The easiest way to write this loop is using the for-each construct:
for (String s : arrayList)
if (s.equals(value))
// ...
As for
java.lang.ArrayIndexOutOfBoundsException: -1
You just tried to get element number -1 from an array. Counting starts at zero.
...
When to use @QueryParam vs @PathParam
...h. Such as:
/departments/{dept}/employees/{id}
Some REST APIs use query strings for filtering, pagination and sorting, but Since REST isn't a strict standard I'd recommend checking some REST APIs out there such as github and stackoverflow and see what could work well for your use case.
I'd reco...
Can a unit test project load the target application's app.config file?
... public void VerifyAppDomainHasConfigurationSettings()
{
string value = ConfigurationManager.AppSettings["TestValue"];
Assert.IsFalse(String.IsNullOrEmpty(value), "No App.Config found.");
}
}
Ideally, you should be writing code such that your configuration objects ...
Static method in a generic class?
...tatic <T> T doIt() {
// shake that booty
}
}
And the call :
String str = Clazz.<String>doIt();
Hope this help someone.
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JAX-RS — How to return JSON and HTTP status code together?
...th("retrieve/{uuid}")
public Response retrieveSomething(@PathParam("uuid") String uuid) {
if(uuid == null || uuid.trim().length() == 0) {
return Response.serverError().entity("UUID cannot be blank").build();
}
Entity entity = service.getById(uuid);
if(entity == null) {
...
Should one use < or
...akes to do the comparison. This is because strlen has to iterate the whole string to find its answer which is something you probably only want to do once rather than for every iteration of your loop.
– Martin Brown
Nov 10 '10 at 10:35
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