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Multiple returns from a function
...t in str_replace, $matches in preg_match). This might feel quite different from returning multiple values, but it is worth at least knowing about.
A third method is to use an object to hold the different values you need. This is more typing, so it's not used quite as often as the two methods above....
Is git-svn dcommit after merging in git dangerous?
...ollows:
I have a "master" branch that is the only branch that I dcommit from and that clone the SVN repository (-s assume you have a standard SVN layout in the repository trunk/, branches/, and tags/):
git svn clone [-s] <svn-url>
I work on a local branch "work" (-b creates the branch "wo...
What is a coroutine?
... What is the difference between calling a function directly and yielding from a coroutine with wrapping this function into this coroutine?
– Ming Li
Aug 4 '14 at 10:44
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onActivityResult() & onResume() [duplicate]
...
First calling onActivityResult() then onResume().
Quote from docs:
protected void onActivityResult (int
requestCode, int resultCode, Intent
data)
Since: API Level 1 Called when an
activity you launched exits, giving
you the requestCode you started it
with, the r...
How do you exit from a void function in C++?
How can you prematurely exit from a function without returning a value if it is a void function? I have a void method that needs to not execute its code if a certain condition is true. I really don't want to have to change the method to actually return a value.
...
How to get a json string from url?
... Why do you skip the using statement that is used in the answer from Jon?
– Skuli
May 30 '14 at 9:03
1
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Resolve Git merge conflicts in favor of their changes during a pull
...ull --rebase, ours and theirs may appear swapped; --ours gives the version from the branch the changes are rebased onto, while --theirs gives the version from the branch that holds your work that is being rebased.
– Vuk Djapic
Jul 6 '17 at 15:13
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remove_if equivalent for std::map
I was trying to erase a range of elements from map based on particular condition. How do I do it using STL algorithms?
13 A...
Removing Data From ElasticSearch
I'm new to ElasticSearch . I'm trying to figure out how to remove data from ElasticSearch. I have deleted my indexes. However, that doesn't seem to actually remove the data itself. The other stuff I've seen points to the Delete by Query feature. However, I'm not even sure what to query on. I know...
When is the @JsonProperty property used and what is it used for?
...a good example. I use it to rename the variable because the JSON is coming from a .Net environment where properties start with an upper-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public String value;
}
This correctly parses to/f...