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how to view the contents of a .pem certificate
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Actually, keytool errored out with java.lang.Exception: Failed to parse input for some pems, but this worked for all of them
– Csaba Toth
Apr 13 '18 at 18:23
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Send POST data using XMLHttpRequest
...absolutely be using modern JS to ease the developer experience. Worrying about a small percentage of people stuck on IE isn't worth it unless you are a huge enterprise
– Gibolt
Sep 2 '17 at 20:06
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Java enum - why use toString instead of name
...eturns the name of enum constant as it is written, e.g. in upper case, without spaces etc.
Compare MOBILE_PHONE_NUMBER and Mobile phone number. Which version is more readable? I believe the second one. This is the difference: name() always returns MOBILE_PHONE_NUMBER, toString() may be overriden t...
@selector() in Swift?
...bview:)),
with: button, with: otherButton)
The great thing about this approach? A function reference is checked by the Swift compiler, so you can use the #selector expression only with class/method pairs that actually exist and are eligible for use as selectors (see "Selector availabil...
How do I unload (reload) a Python module?
...g-running Python server and would like to be able to upgrade a service without restarting the server. What's the best way do do this?
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Benchmarking small code samples in C#, can this implementation be improved?
... sure you compile in Release with optimizations enabled, and run the tests outside of Visual Studio. This last part is important because the JIT stints its optimizations with a debugger attached, even in Release mode.
share...
What is setup.py?
...s a python file, which usually tells you that the module/package you are about to install has been packaged and distributed with Distutils, which is the standard for distributing Python Modules.
This allows you to easily install Python packages. Often it's enough to write:
$ pip install .
pip w...
How to add items to a spinner in Android?
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XML file:
<Spinner
android:id="@+id/Spinner01"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
Java file:
public class SpinnerExample extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(s...
How do I handle ImeOptions' done button click?
... point is of using android:imeOptions="actionSend" for the EditText XML layout.
– Someone Somewhere
May 15 '11 at 1:53
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E11000 duplicate key error index in mongodb mongoose
...record with null as the email. In other words, you already have a user without an email address.
The relevant documentation for this:
If a document does not have a value for the indexed field in a unique index, the index will store a null value for this document. Because of the unique constraint, M...