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Why does ContentResolver.requestSync not trigger a sync?
...But setAuthToken returned function before setIsSyncable was reached. After order changes everything worked fine!
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How do I create test and train samples from one dataframe with pandas?
... test_size=0.3)
Case 2: case of a very small datasets (<500 rows): in order to get results for all your lines with this cross-validation. At the end, you will have one prediction for each line of your available training set.
from sklearn.model_selection import KFold
kf = KFold(n_splits=10, ran...
write a shell script to ssh to a remote machine and execute commands
...ript and put your linux machines IPs, usernames and password in respective order. After that run that script. Thats it ! This script will install VLC in all systems.
#!/bin/bash
SCRIPT="cd Desktop; pwd; echo -e 'PASSWORD' | sudo -S apt-get install vlc"
HOSTS=("192.168.1.121" "192.168.1.122" "192.1...
Why must a lambda expression be cast when supplied as a plain Delegate parameter
...alled, your app will hang. In this case (a) some serious refactoring is in order, and (b) as a temporary hack you can wait like this:
bool wait = true;
ThreadPool.QueueUserWorkItem ((state) =>
{
//do asynch stuff
wait = false;
});
while (wait) Thread.Sleep(100);
...
Android Studio Project Structure (v.s. Eclipse Project Structure)
...s what a generated APK actually corresponds to. They are named like so (in order) Product Flavor + Build Type = Build Variant.
Example 1: if you have free and paid as two flavors. The build variants you would get are:
Free - debug
Free - release
Paid - debug
Paid - release
So that is...
ASP.Net MVC: How to display a byte array image from model
...
Great, I added a method on my model in order to re use it :public string GetBase64() { var base64 = Convert.ToBase64String(ContentImage); return String.Format("data:image/gif;base64,{0}", base64); }
– R...
Mutex example / tutorial? [closed]
...he wrong times.
We need a mechanism to solve this. We need to impose some ordering to the instructions above. One common mechanism is to block all threads except one. Pthread mutex uses this mechanism.
Any thread which has to execute some lines of code which may unsafely modify shared values by ot...
What exactly is a C pointer if not a memory address?
...or the same location;
you can't do arithmetic on addresses, and there's no order on them;
the pointer also carries type information.
Going the other way round is far more troublesome. Not everything that looks like an address can be a pointer. Somewhere deep down any pointer is represented as a bi...
How do I properly clean up Excel interop objects?
...able reference.
You should also release your named references in reverse order of importance: range objects first, then worksheets, workbooks, and then finally your Excel Application object.
For example, assuming that you had a Range object variable named xlRng, a Worksheet variable named xlSheet...
Why does ReSharper tell me “implicitly captured closure”?
...Roslyn) or Mono's compiler. The implementation must work
as described in order to correctly handle multiple closures capturing
a value type. For example, if multiple closures capture an int, then
they must capture the same instance, which can only happen with a
single shared private nested c...