大约有 47,000 项符合查询结果（耗时：0.0474秒） [XML]
(Deep) copying an array using jQuery [duplicate]
...s:
var a =[[1], [2], [3]];
var b = a.slice();
b.shift().shift();
// a is now [[], [2], [3]]
Note that although I've used shift().shift() above, the point is just that b[0][0] contains a pointer to a[0][0] rather than a value.
Likewise delete(b[0][0]) also causes a[0][0] to be deleted and b[0...
How to load a UIView using a nib file created with Interface Builder
...ll it 'myViewNib.xib') in IB, set you file's Owner to MyViewController
4) now connect your file's Owner outlet myViewFromNib to the main view in the nib.
5) Now in MyViewController, write the following line:
[[NSBundle mainBundle] loadNibNamed:@"myViewNib" owner:self options:nil];
Now as soon ...
Can I get Memcached running on a Windows (x64) 64bit environment?
Does anyone know IF , WHEN or HOW I can get Memcached running on a Windows 64bit environment?
13 Answers
...
How to make connection to Postgres via Node.js
...ta , then I started that instance with postgres -D /usr/local/pgsql/data now how can I interact with this through node? For example, what would the connectionstring be, or how am I able to find out what it is.
...
how do I check in bash whether a file was created more than x time ago?
... function file-age { FILE_CREATED_TIME=`date -r "$1" +%s`; TIME_NOW=`date +%s`; echo "$[ ${TIME_NOW} - ${FILE_CREATED_TIME} ]"; }
– turiyag
Apr 28 '18 at 18:50
...
Why does this method print 4?
...nTseng I also consider your answer the most comprehensible and complete by now - anyway, I would be really interested in what the stack actually looks like the moment the StackOverflowError is thrown and how this does affect the output. If it contained only a reference to a stack frame on the heap (...
Simpler way to put PDB breakpoints in Python code?
... whatever other languages you use.
2019 Update (Python 3.7+)
Python 3.7+ now has the builtin breakpoint() which can replace the previous import pdb; pdb.set_trace() in vim. It still works the same.
share
|
...
MongoDB: update every document on one field
...n, for your example, the <update> is:
{ $set: { lastLookedAt: Date.now() / 1000 } }
However, depending on your version of MongoDB, the query will look different. Regardless of version, the key is that the empty condition {} will match any document. In the Mongo shell, or with any MongoDB ...
WKWebView not loading local files under iOS 8
...
They finally solved the bug! Now we can use -[WKWebView loadFileURL:allowingReadAccessToURL:].
Apparently the fix was worth some seconds in WWDC 2015 video 504 Introducing Safari View Controller
For iOS8 ~ iOS10 (Swift 3)
As Dan Fabulish's answer s...
How do you know what to test when writing unit tests? [closed]
...y question), I have got some good feedback on that. Namely:
I Don’t Know Where to Start?
Start afresh. Only think about writing tests when you are writing new
code. This can be re-working of old
code, or a completely new feature.
Start simple. Don’t go running off and trying to...