大约有 24,000 项符合查询结果（耗时：0.0448秒） [XML]
Should one use < or
... @Lie, this only applies if you need to process the items in forward order. With most operations in these kind of loops you can apply them to the items in the loop in any order you like. For example if you are searching for a value it does not matter if you start at the end of the list and wor...
What is the use for Task.FromResult in C#
...nd this example:
public class TextResult : IHttpActionResult
{
string _value;
HttpRequestMessage _request;
public TextResult(string value, HttpRequestMessage request)
{
_value = value;
_request = request;
}
public Task<HttpResponseMessage> ExecuteAsync...
How to set -source 1.7 in Android Studio and Gradle
... }
compileOptions {
sourceCompatibility JavaVersion.VERSION_1_7
targetCompatibility JavaVersion.VERSION_1_7
}
}
Gradle 1.7+, Android gradle plugin 0.6.+ are required.
Note, that only try with resources require minSdkVersion 19. Other features works on previous platform...
Writing to an Excel spreadsheet
... check the Read the Docs site. You won't need Office or Excel installed in order to use openpyxl.
Your program would look something like this:
import openpyxl
wb = openpyxl.load_workbook('example.xlsx')
sheet = wb.get_sheet_by_name('Sheet1')
stimulusTimes = [1, 2, 3]
reactionTimes = [2.3, 5.1, 7....
NSAttributedString add text alignment
...alignment;
CTParagraphStyleSetting settings[1] = {alignmentSetting};
size_t settingsCount = 1;
CTParagraphStyleRef paragraphRef = CTParagraphStyleCreate(settings, settingsCount);
NSDictionary *attributes = @{(__bridge id)kCTParagraphStyleAttributeName : (__bridge id)paragraphRef};
NSAttributedStri...
redis-py : What's the difference between StrictRedis() and Redis()?
... to provide backwards compatibility with older versions of redis-py:
LREM: Order of 'num' and 'value' arguments reversed such that 'num' can provide a default value of zero.
ZADD: Redis specifies the 'score' argument before 'value'. These were swapped accidentally when being implemented and not disc...
Recent file history in Vim?
...
:e #<1 opens last file, see :h c_#<.
– Hotschke
Dec 15 '15 at 16:42
...
Pick a random element from an array
...array = ["Frodo", "sam", "wise", "gamgee"]
let randomIndex = Int(arc4random_uniform(UInt32(array.count)))
print(array[randomIndex])
The castings are ugly, but I believe they're required unless someone else has another way.
...
Google Maps API v3: How to remove all markers?
...work anymore.
I've corrected it, change clearMarkers method this way:
set_map(null) ---> setMap(null)
google.maps.Map.prototype.clearMarkers = function() {
for(var i=0; i < this.markers.length; i++){
this.markers[i].setMap(null);
}
this.markers = new Array();
};
Docume...
What is the difference between varchar and varchar2 in Oracle?
...aracters with a maximum length of 4000 bytes. If the init.ora parameter max_string_size is default, the maximum length of a VARCHAR2 can be 4000 bytes. If the init.ora parameter max_string_size = extended, the maximum length of a VARCHAR2 can be 32767 bytes
The VARCHAR data type stores character st...