大约有 40,000 项符合查询结果（耗时：0.0405秒） [XML]
How do I download a binary file over HTTP?
...ytime.flv --output secretlylove.flv). Windows has a Powershell equivalent (new-object System.Net.WebClient).DownloadFile('http://oh.no/its/pbjellytime.flv','C:\tmp\secretlylove.flv'). Binaries for wget and curl exist for all operating system via download as well. I still highly recommend using the s...
ActiveRecord.find(array_of_ids), preserving order
...nd(ids, :order => "field(id, #{ids.join(',')})")
=> [100, 1, 6]
For new Version
>> WordDocument.where(id: ids).order("field(id, #{ids.join ','})")
Update:
This will be removed in Rails 6.1 Rails source code
sha...
Populating spinner directly in the layout xml
...item);
a.setAdapter(adapter);
a.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
if (a.getSelectedItem().toString().trim().equals("Kilogram")) {
...
How do I edit /etc/sudoers from a script?
...mp" ]; then
exit 1
fi
touch /etc/sudoers.tmp
edit_sudoers /tmp/sudoers.new
visudo -c -f /tmp/sudoers.new
if [ "$?" -eq "0" ]; then
cp /tmp/sudoers.new /etc/sudoers
fi
rm /etc/sudoers.tmp
share
|
...
Deleting rows with MySQL LEFT JOIN
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f2763206%2fdeleting-rows-with-mysql-left-join%23new-answer', 'question_page');
}
);
...
Hash and salt passwords in C#
...ateSaltedHash(byte[] plainText, byte[] salt)
{
HashAlgorithm algorithm = new SHA256Managed();
byte[] plainTextWithSaltBytes =
new byte[plainText.Length + salt.Length];
for (int i = 0; i < plainText.Length; i++)
{
plainTextWithSaltBytes[i] = plainText[i];
}
for (int i = 0; i...
When should I use the assets as opposed to raw resources in Android?
...
@user370305 Hi, is the 1MB limitation still there for new Android OS now? I can't find any documentation that talk about this. Do you have any idea where can I find it?
– GMsoF
Nov 22 '12 at 3:35
...
How to use Class in Java?
...he same java.lang.Class object of that type of class"
e.g)
Student a = new Student();
Student b = new Student();
Then a.getClass() == b.getClass() is true.
Now assume
Teacher t = new Teacher();
without generics the below is possible.
Class studentClassRef = t.getClass();
But this is wro...
Keeping ASP.NET Session Open / Alive
... controller:
[HttpPost]
public JsonResult KeepSessionAlive() {
return new JsonResult {Data = "Success"};
}
, write a piece of JavaScript code like this one (I have put it in one of site’s JavaScript file):
var keepSessionAlive = false;
var keepSessionAliveUrl = null;
function SetupSession...
Android – Listen For Incoming SMS Messages
... Object[] pdus = (Object[]) bundle.get("pdus");
msgs = new SmsMessage[pdus.length];
for(int i=0; i<msgs.length; i++){
msgs[i] = SmsMessage.createFromPdu((byte[])pdus[i]);
msg_from = msgs[i].getOriginatingAddre...