大约有 25,400 项符合查询结果（耗时：0.0434秒） [XML]
Looping through a hash, or using an array in PowerShell
...ll and shows how you can loop through each hash table item using the GetEnumerator method. You can also loop through using the keys property. Here is an example how:
$hash = @{
a = 1
b = 2
c = 3
}
$hash.Keys | % { "key = $_ , value = " + $hash.Item($_) }
Output:
key = c , value = 3
k...
Import and Export Excel - What is the best library? [closed]
...code. Just make sure that you read in the rows and process them one at a time (reading the document to the end and splitting will eat up all of your memory - same with writing, stream it out).
Yes, the user will have to save-as CSV in excel before you can process it, but perhaps this limitation can...
How can I display a pdf document into a Webview?
...rue);
String pdf = "http://www.adobe.com/devnet/acrobat/pdfs/pdf_open_parameters.pdf";
webview.loadUrl("https://drive.google.com/viewerng/viewer?embedded=true&url=" + pdf);
share
|
improve thi...
How to control the line spacing in UILabel
...between text, when put in multiple lines in a UILabel ? We can set the frame, font size and number of lines. I want to reduce the gap between the two lines in that label.
...
Insert code into the page context using a content script
I'm learning how to create Chrome extensions. I just started developing one to catch YouTube events. I want to use it with YouTube flash player (later I will try to make it compatible with HTML5).
...
django MultiValueDictKeyError error, how do I deal with it
...
Use the MultiValueDict's get method. This is also present on standard dicts and is a way to fetch a value while providing a default if it does not exist.
is_private = request.POST.get('is_private', False)
Generally,
my_var = dict.get(<key>, <...
Can I use the range operator with if statement in Swift?
Is it possible to use the range operator ... and ..< with if statement. Maye something like this:
6 Answers
...
Get most recent file in a directory on Linux
...
|
show 4 more comments
161
...
How can I view a git log of just one user's commits?
...e 2 most common ways of viewing history.
You don't need to use the whole name:
git log --author="Jon"
will match a commit made by "Jonathan Smith"
git log --author=Jon
and
git log --author=Smith
would also work. The quotes are optional if you don't need any spaces.
Add --all if you intend to sear...
How to get next/previous record in MySQL?
...
|
show 3 more comments
141
...