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Converting List to List
...d like to convert all the integer objects into Strings, thus finishing up with a new List<String> .
22 Answers
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Can I use Class.newInstance() with constructor arguments?
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edited Jun 29 '19 at 22:13
Lerk
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IntelliJ show JavaDocs tooltip on mouse over
...lipse, when hovering over a method, variable, etc. a tooltip is displayed with the corresponding JavaDocs. Is there such a feature in IntelliJ?
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How to capitalize the first letter in a String in Ruby
The upcase method capitalizes the entire string, but I need to capitalize only the first letter.
8 Answers
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Reflection generic get field value
...reflection. The problem is I don't know the fields type and have to decide it while getting the value.
8 Answers
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Group query results by month and year in postgresql
...The SUM() function adds up all the "Sales" values, and supplies a case-sensitive alias, with the case sensitivity maintained by using double-quotes.
group by 1,2 : The GROUP BY function must contain all columns from the SELECT list that are not part of the aggregate (aka, all columns not inside SUM...
Run/install/debug Android applications over Wi-Fi?
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See forum post Any way to view Android screen remotely without root? - Post #9.
Connect the device via USB and make sure debugging is working;
adb tcpip 5555. This makes the device to start listening for connections on port 5555;
Look up the device IP address with adb shell netc...
Token Authentication vs. Cookies
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A typical web app is mostly stateless, because of its request/response nature. The HTTP protocol is the best example of a stateless protocol. But since most web apps need state, in order to hold the state between server and client, cookies are used such that the server can s...
How to avoid soft keyboard pushing up my layout? [duplicate]
I have a set of navigation buttons sitting at the bottom of each Activity. In some activities, I need a search textview at the top of it. However, whenever the user types something in the textview, the soft keyboard always pushes up my navigation buttons, even though it doesn't actually block the te...
Authorize a non-admin developer in Xcode / Mac OS
...to Snow Leopard I am asked to do the following when a program is run from within Xcode:
10 Answers
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