大约有 47,000 项符合查询结果（耗时：0.0749秒） [XML]
What does “Changes not staged for commit” mean
...anges are very different in nature and you don't want all of them to be in one single commit. You issue
git add a
git commit a -m "bugfix, in a"
git add b
git commit b -m "new feature, in b"
As a side note, if you want to commit everything you can just type
git commit -a
Hope it helps.
...
What does “Could not find or load main class” mean?
...ame3/ClassName
which (confusingly) looks like a file pathname, but isn't one. Note that the term fully qualified name is standard Java terminology ... not something I just made up to confuse you :-)
Here is an example of what a java command should look like:
java -Xmx100m com.acme.example.L...
String concatenation does not work in SQLite
...
field1 || field2 returns null if one of the fields is null. One might want to do ifnull(field1,'')||ifnull(field2,''). That will give you a response if one or both fields are null. Then you get to figure out what you want to do if both were null.
...
static const vs #define
...
String constants specifically are one of those that might benefit from being #defined, at least if they can be used as "building blocks" for bigger string constants. See my reply for an example.
– AnT
Oct 28 '09 at 14:10...
Will the Garbage Collector call IDisposable.Dispose for me?
...eeds to explicitly call Dispose.
This is logical, and is what I've always done in the rare situations where a finalizer is warranted.
...
foreach vs someList.ForEach(){}
... over a collection. Curious if there are any differences, or why you'd use one way over the other.
14 Answers
...
Convert file path to a file URI?
...hatever.txt").LocalPath; turns a Uri back into a local filepath too for anyone that needs this.
– Pondidum
Nov 8 '12 at 16:06
2
...
clear table jquery
...
careful with that last one: most browsers add an implicit tbody element around the tr elements.
– nickf
Apr 12 '10 at 6:20
...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
... [Nn]* ) exit;;
* ) echo "Please answer yes or no.";;
esac
done
Another method, pointed out by Steven Huwig, is Bash's select command. Here is the same example using select:
echo "Do you wish to install this program?"
select yn in "Yes" "No"; do
case $yn in
Yes ) make i...
Java inner class and static nested class
...nested class in Java? Does design / implementation play a role in choosing one of these?
27 Answers
...