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warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777
...
You will need to have root access to do this. If you aren't already the administrative user, login as the administrator. Then use 'sudo' to change the permissions:
sudo chmod go-w /usr/local/bin
Obviously, that will mean you can no longer ins...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
... can even do without it and put the JSP file directly in webcontent/webapp root, but I'm just taking over this from your question.
Set servlet URL in url-pattern
The servlet URL is specified as the "URL pattern" of the servlet mapping. It's absolutely not per definition the classname/filename of t...
How to load db:seed data into test database automatically?
... script. Therefore just execute that file to load the data.
load "#{Rails.root}/db/seeds.rb"
# or
Rails.application.load_seed
Where to place that depends on what testing framework you are using and whether you want it to be loaded before every test or just once at the beginning. You could put i...
pip broke. how to fix DistributionNotFound error?
...
The root of the problem are often outdated scripts in the bin (Linux) or Scripts (Windows) subdirectory. I'll explain this using problem I encountered myself as an example.
I had virtualenv version 1.10 installed in my user site...
Execute a terminal command from a Cocoa app
...n use this method like this:
NSString *output = runCommand(@"ps -A | grep mysql");
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How to paginate with Mongoose in Node.js?
...sappointed', although it is a valid caution. Although the same issue is in MySQL offset,limit. It is has to traverse the tree to the offset before returning results. I'd take this with a grain of salt, if your result sets are less than 1mil and there's no preservable performance hit, use skip().
...
Simulate delayed and dropped packets on Linux
...y to all packets going out of the local Ethernet.
# tc qdisc add dev eth0 root netem delay 100ms
Now a simple ping test to host on the local network should show an increase of 100 milliseconds. The delay is limited by the clock resolution of the kernel (Hz). On most 2.4 systems, the system cl...
Emulator error: This AVD's configuration is missing a kernel file
...r the SDK files and will look something like:
emulator: found ANDROID_SDK_ROOT: C:\Program Files (x86)\Android\android-sdk
Make sure that location is correct.
In my case, ANDROID_SDK_ROOT was initially set incorrectly to my home directory. This is because I set it that way by blindly following t...
Python SQL query string formatting
...in a procedure. The call will just return the last query that was called.
MYSQL
DROP PROCEDURE IF EXISTS example;
DELIMITER //
CREATE PROCEDURE example()
BEGIN
SELECT 2+222+2222+222+222+2222+2222 AS this_is_a_really_long_string_test;
END //
DELIMITER;
#calling the procedure gives you ...
How to add 30 minutes to a JavaScript Date object?
...t may be overkill/impossible for your project. The syntax is modeled after MySQL DATE_ADD function.
/**
* Adds time to a date. Modelled after MySQL DATE_ADD function.
* Example: dateAdd(new Date(), 'minute', 30) //returns 30 minutes from now.
* https://stackoverflow.com/a/1214753/18511
*
* @...