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How to pass an array within a query string?
...fields, i.e. submitting arrays through GET/POST vars, can be done several different ways, as a standard is not necessarily spelled out.
Three possible ways to send multi-value fields or arrays would be:
?cars[]=Saab&cars[]=Audi (Best way- PHP reads this into an array)
?cars=Saab&cars=Audi...
How can I unstage my files again after making a local commit?
... After this, you'll have the first changes in the index (visible with git diff --cached), and your newest changes not staged. git status will then look like this:
# On branch master
# Changes to be committed:
# (use "git reset HEAD <file>..." to unstage)
#
# modified: foo.java
#
# C...
How to set proxy for wget?
...proxy.yoyodyne.com:18023/
#ftp_proxy = http://proxy.yoyodyne.com:18023/
# If you do not want to use proxy at all, set this to off.
#use_proxy = on
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When correctly use Task.Run and when just async-await
... All your library methods should be using ConfigureAwait(false). If you do that first, then you may find that Task.Run is completely unnecessary. If you do still need Task.Run, then it doesn't make much difference to the runtime in this case whether you call it once or many times, so just ...
Joining two lists together
If I have two lists of type string (or any other type), what is a quick way of joining the two lists?
15 Answers
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What's so great about Lisp? [closed]
...isp is so powerful they just aren't needed FOR THEM ?)" This makes a huge difference.
– Agnius Vasiliauskas
Dec 1 '10 at 22:41
50
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How to throw std::exceptions with variable messages?
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what's the difference between this and an std::stringstream? It appears to contain a stringstream, but has (as far as I can tell), no extra functionality.
– matts1
Sep 4 '16 at 1:43
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How do you receive a url parameter with a spring controller mapping
...estParam String someAttr) {
}
You can even omit @RequestParam altogether if you choose, and Spring will assume that's what it is:
@RequestMapping("/{someID}")
public @ResponseBody int getAttr(@PathVariable(value="someID") String id,
String someAttr) {
}
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How do I provide JVM arguments to VisualVM?
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Should be able to modify the memory settings in %JDK_HOME%\lib\visualvm\etc\visualvm.conf
Xms and Xmx are in the default_options line.
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How to tell which commit a tag points to in Git?
...:
$ git rev-list -n 1 $TAG
You could add it as an alias in ~/.gitconfig if you use it a lot:
[alias]
tagcommit = rev-list -n 1
And then call it with:
$ git tagcommit $TAG
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