大约有 15,463 项符合查询结果（耗时：0.0255秒） [XML]
Opening a folder in explorer and selecting a file
...
// suppose that we have a test.txt at E:\
string filePath = @"E:\test.txt";
if (!File.Exists(filePath))
{
return;
}
// combine the arguments together
// it doesn't matter if there is a space after ','
string argument = "/select, \"" + filePath +"...
How to check if an NSDictionary or NSMutableDictionary contains a key?
... = [[NSMutableDictionary alloc] init];
keysByName[@"fred"] = @1;
NSString* test = @"fred";
if ([keysByName objectForKey:test] != nil)
NSLog(@"\nit works for key lookups"); // OK
else
NSLog(@"\nsod it");
if (keysByName[test] != nil)
NSLog(@"\nit works for key lookups using indexed synt...
Mvn install or Mvn package
... I have a project where I am converting the main folder code & test folder code into Jar. Then, I want to deploy this into nexus so that it can be used by other projects. My deploy command is "mvn clean deploy -DskipTests". Can I make this command package, rather than install to local re...
Linux, Why can't I write even though I have group permissions?
...am user el
el
touch /foobar/test_file //make a new file
sudo chown root:www-data /foobar/test_file //User=root group=www-data
sudo chmod 474 /foobar/test_file //owner and others get only read,
...
Flexbox and Internet Explorer 11 (display:flex in ?)
...="Content-Type" content="text/html; charset=UTF-8" >
<title>Flex Test</title>
<style>
html, body {
margin: 0px;
padding: 0px;
height: 100vh;
}
.main {
display: -webkit-flex;
display: flex;
-ms-flex-direction: row;
flex-direction: row;
...
Convert between UIImage and Base64 string
... 0))
let image = UIImage(data: imageData!)
return image!
}
Note: Tested in xcode 10.2
Swift 4
Encoding
func convertImageToBase64String (img: UIImage) -> String {
let imageData:NSData = UIImageJPEGRepresentation(img, 0.50)! as NSData //UIImagePNGRepresentation(img)
let imgString...
How to create SBT project with IntelliJ Idea?
... the same root path
Set src/main/scala as a src path on the module
Set src/test/scala as a test path on the module
Add scala-library.jar as a library
Add lib (if it is present) as a jar directory within a module library
Add lib_managed/compile (if it is present) as a jar directory within a module li...
How do I move a file with Ruby?
...this works across drives, local and remote, eg <code>File.rename 'c:/test/test.txt', 'e:/test.txt'</code>, what OS do you use ?
– peter
Jan 25 '13 at 10:23
...
CHECK constraint in MySQL is not working
...ple for BEFORE INSERT working after MySQL 5.5
DELIMITER $$
CREATE TRIGGER `test_before_insert` BEFORE INSERT ON `Test`
FOR EACH ROW
BEGIN
IF CHAR_LENGTH( NEW.ID ) < 4 THEN
SIGNAL SQLSTATE '12345'
SET MESSAGE_TEXT := 'check constraint on Test.ID failed';
END IF;
END$$ ...
Python module for converting PDF to text [closed]
...nverter(rsrc, outfp, codec="utf-8") #<-- changed
# becuase my test documents are utf-8 (note: utf-8 is the default codec)
doc = PDFDocument()
fp = open(filename, 'rb')
parser = PDFParser(fp) #<-- changed
parser.set_document(doc) #<-- added
doc.set_pa...