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Eclipse error “ADB server didn't ACK, failed to start daemon”
...sk manager, which has adb.exe process and end (kill) that process
Step 2:
Now, close the eclipse, which is currently running on my computer.
Step 3:
Again, restart eclipse then solved that problem.
For those using OS X
killall adb
For those using Windows
adb kill-server
should do the tric...
How to get the last date of a particular month with JodaTime?
...calDate.Property which represents the "day of month" field in a way which knows the originating LocalDate.
As it happens, the withMaximumValue() method is even documented to recommend it for this particular task:
This operation is useful for obtaining a LocalDate on the last day of the month, as mo...
Conda: Installing / upgrading directly from github
...
There's better support for this now through conda-env. You can, for example, now do:
name: sample_env
channels:
dependencies:
- requests
- bokeh>=0.10.0
- pip:
- "--editable=git+https://github.com/pythonforfacebook/facebook-sdk.git@8c0d34...
What is std::string::c_str() lifetime?
...use the strings are not modified while in that scope. (However, we don't know what use_foo() or ~Foo() might be doing with those values; if they copy the strings elsewhere, then they should do a true copy, and not just copy the char pointers.)
...
Learning Ruby on Rails
As it stands now, I'm a Java and C# developer. The more and more I look at Ruby on Rails, the more I really want to learn it.
...
How to configure postgresql for the first time?
...stgres:
local all postgres peer md5
To know what version of postgresql you are running, look for the version folder under /etc/postgresql. Also, you can use Nano or other editor instead of VIM.
Restart the database :
sudo /etc/init.d/postgresql restart
(Here ...
How do I make JavaScript beep?
...
Solution
You can now use base64 files to produce sounds when imported as data URI. The solution is almost the same as the previous ones, except you do not need to import an external audio file.
function beep() {
var snd = new Audio("data...
Fixed position but relative to container
...
Short answer: no. (It is now possible with CSS transform. See the edit below)
Long answer: The problem with using "fixed" positioning is that it takes the element out of flow. thus it can't be re-positioned relative to its parent because it's as if ...
PHP “php://input” vs $_POST
...1.1
{"key1":"value1","key2":"value2","key3":"value3"}
The content would now be application/json (or at least none of the above mentioned), so PHP's $_POST-wrapper doesn't know how to handle that (yet).
The data is still there, you just can't access it through the wrapper. So you need to fetch i...
arrow operator (->) in function heading
...ifier ( argument-declarations... ) -> return_type
They are equivalent. Now when they are equivalent, why do you ever want to use the latter? Well, C++11 introduced this cool decltype thing that lets you describe type of an expression. So you might want to derive the return type from the argument...