大约有 20,000 项符合查询结果（耗时：0.0309秒） [XML]
How do I get both STDOUT and STDERR to go to the terminal and a log file?
...
#!/usr/bin/env bash
exec > >(tee -a $HOME/logfile) 2>&1
# Test redirection of STDOUT
echo test_stdout
# Test redirection of STDERR
ls test_stderr___this_file_does_not_exist
(Note: This only works with Bash. It will not work with /bin/sh.)
Adapted from here; the original did n...
Accessing an SQLite Database in Swift
...omainMask, appropriateFor: nil, create: true)
.appendingPathComponent("test.sqlite")
// open database
var db: OpaquePointer?
guard sqlite3_open(fileURL.path, &db) == SQLITE_OK else {
print("error opening database")
sqlite3_close(db)
db = nil
return
}
Note, I know it seems...
Is it safe to assume a GUID will always be unique?
...GUIDs (for example), would it be safe to assume they're all unique to save testing each one?
6 Answers
...
Trouble comparing time with RSpec
... I think this answer is better because it expresses the intent of the test, rather than obscuring it behind some unrelated methods like to_s. Also, to_i and to_s might fail infrequently if the time is near the end of a second.
– B Seven
Dec 14 '14 at 20:12...
Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6
...1.7 Update 51 and Eclipse Standard SDK to Kepler Service Release 2 their latest and no resolution to the problems. Also tested under Debian and same results obtained.
Update 5
At https://code.google.com/p/android/issues/detail?id=66661 android project members conforms the problems and promises to ...
How to replace a character by a newline in Vim
...minal to run it). xxd shows a hexdump of the resulting file.
echo bar > test
(echo 'Before:'; xxd test) > output.txt
vim test '+s/b/\n/' '+s/a/\r/' +wq
(echo 'After:'; xxd test) >> output.txt
more output.txt
Before:
0000000: 6261 720a bar.
After:
0000000:...
Download multiple files with a single action
...y.removeChild(link);
}
<button onclick="downloadAll(window.links)">Test me!</button>
share
|
improve this answer
|
follow
|
...
iPhone: Setting Navigation Bar Title
...line also changes the label for the Tab Bar Item. To avoid this, use what @testing suggested
self.navigationItem.title = @"MyTitle";
share
|
improve this answer
|
follow
...
Java 8 stream reverse order
...o - i + from - 1);
}
It correctly handles overflow as well, passing this test:
@Test
public void testRevRange() {
assertArrayEquals(revRange(0, 5).toArray(), new int[]{4, 3, 2, 1, 0});
assertArrayEquals(revRange(-5, 0).toArray(), new int[]{-1, -2, -3, -4, -5});
assertArrayEquals(revRa...
In C# what is the difference between ToUpper() and ToUpperInvariant()?
...ization;
using System.Threading;
using System.Windows.Forms;
public class Test
{
[STAThread]
static void Main()
{
string invariant = "iii".ToUpperInvariant();
CultureInfo turkey = new CultureInfo("tr-TR");
Thread.CurrentThread.CurrentCulture = turkey;
str...