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Schrödingers MySQL table: exists, yet it does not
... and all gonna be just fine....
in Unix envoriment AS root:
rm -rf /var/lib/mysql/YOUR_DATABASE;
OPTIONAL -> mysql_upgrade --force
mysqlcheck -uUSER -pPASS YOUR_DATABASE
mysqladmin -uUSER -pPASS drop YOUR_DATABASE
mysqladmin -uUSER -pPASS create YOUR_DATABASE
mysql -uUSER -pPASS YOUR_DATABASE ...
Running karma after installation results in 'karma' is not recognized as an internal or external com
...o check that karma was installed by going to this directory:
cd /usr/local/lib/node_modules/karma
Good luck!
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Which version of PostgreSQL am I running?
...version The command: psql --versionnot works, complains for this: dyld: Library not loaded: /usr/local/opt/readline/lib/libreadline.7.dylib Referenced from: /usr/local/bin/psql Reason: image not found
– rld
May 16 '19 at 10:51
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How do you send a HEAD HTTP request in Python 2?
...
edit: This answer works, but nowadays you should just use the requests library as mentioned by other answers below.
Use httplib.
>>> import httplib
>>> conn = httplib.HTTPConnection("www.google.com")
>>> conn.request("HEAD", "/index.html")
>>> res = conn.g...
How to add an object to an array
...cient quickly when the objects get huge. For such cases, there are helpful libs, which make it efficient by leveraging persistent data structures, such as Mori (kinda dead) and Immutable.js. Here is a short introduction to "why immutability": youtu.be/e-5obm1G_FY
– Boghyon Ho...
How do I print bold text in Python?
... for formatting text (bold, underline, colors..) in Python. It uses curses lib but it's very straight-forward to use.
An example:
from terminal import render
print render('%(BG_YELLOW)s%(RED)s%(BOLD)sHey this is a test%(NORMAL)s')
print render('%(BG_GREEN)s%(RED)s%(UNDERLINE)sAnother test%(NORMAL)...
Is it possible to listen to a “style change” event?
...a separate plugin for jQuery so that it does not interfere with the jQuery library itself, but you'll have to decide whether or not that is feasible for your project.
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Hash String via SHA-256 in Java
...
This is already implemented in the runtime libs.
public static String calc(InputStream is) {
String output;
int read;
byte[] buffer = new byte[8192];
try {
MessageDigest digest = MessageDigest.getInstance("SHA-256");
while ((read = is...
Finding duplicate values in a SQL table
...e $_[1] in hash element at /Users/hornenj/perl5/perlbrew/perls/perl-5.26.0/lib/site_perl/5.26.0/SQL/Eval.pm line 43"
– Nigel Horne
Aug 28 '17 at 14:31
1
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Android SDK manager won't open
...ur favorite text editor
Search for this piece of code:
set java_exe=
call lib\find_java.bat
if not defined java_exe goto :EOF
Replace it with this:
set java_exe=D:\Program Files\Java\jdk1.7.0_07\bin\java.exe
where the path is the path to your Java exe.
Run android.bat
(in my case I had to s...