大约有 45,000 项符合查询结果（耗时：0.1007秒） [XML]
Keep only first n characters in a string?
...substring(0,8);
Which returns the string starting at the first character and finishing before the 9th character - i.e. 'Hiya how'.
substring documentation
share
|
improve this answer
|
...
check if directory exists and delete in one command unix
Is it possible to check if a directory exists and delete if it does,in Unix using a single command? I have situation where I use ANT 'sshexec' task where I can run only a single command in the remote machine. And I need to check if directory exists and delete it...
...
Error: Could not create the Java Virtual Machine Mac OSX Mavericks
...the latest Java SDK 7-67 from Oracle on the Mac 10.9.4. I then ran the command java -v in Terminal and I get this message:
...
Python Mocking a function from an imported module
I want to understand how to @patch a function from an imported module.
2 Answers
2
...
How to git log in reverse order?
...nction. You can just create a git alias. Open up your favorite text editor and open up your global .gitconfig file. It's usually found in your home directory.
Navigate to or create a section like this:
[alias]
lg = log -10 --reverse
That creates a git alias that grabs the ten most recent com...
Url.Action parameters?
...
Then add the keys manually, HttpValueCollection do the encoding for you.
And then just append the QueryString manually :
var qs = HttpUtility.ParseQueryString("");
qs.Add("name", "John")
qs.Add("contact", "calgary");
qs.Add("contact", "vancouver")
<a href="<%: Url.Action("GetByList", "Lis...
Is there a python equivalent of Ruby's 'rvm'?
...dle a specific Python install (say, 2.7) with certain eggs in one project, and with certain other eggs in another? RVM manages all this stuff seamlessly, and sudo is a thing of the past.
– Kyle Wild
Apr 5 '11 at 15:56
...
Sourcetree - undo unpushed commits
I am using Sourcetree for Windows for a git-repository and would like to undo an unpushed commit.
4 Answers
...
what is the difference between sendStickyBroadcast and sendBroadcast in Android
What is the difference between sendStickyBroadcast and sendBroadcast in Android?
3 Answers
...
How to find Array length inside the Handlebar templates?
I have a Handlebars template which is rendered using a json object. In this json I am sending an array. Like this:
4 Answer...