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Set up adb on Mac OS X
... 'export PATH=$PATH:~/.android-sdk-macosx/platform-tools/' >> ~/.bash_profile
Refresh your bash profile (or restart your terminal app)
source ~/.bash_profile
Start using adb
adb devices
Option 3 - If you already have Android Studio installed
Add platform-tools to your path
echo 'exp...
How to identify all stored procedures referring a particular table
...
SELECT Name
FROM sys.procedures
WHERE OBJECT_DEFINITION(OBJECT_ID) LIKE '%TableNameOrWhatever%'
BTW -- here is a handy resource for this type of question: Querying the SQL Server System Catalog FAQ
...
How to hash a password
...all for a boolean, this would do: return hash.SequenceEqual(hashBytes.Skip(_saltSize));
– Jesú Castillo
May 4 '17 at 19:17
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Using fonts with Rails asset pipeline
...he extension .css.erb, and the font declaration should be url('<%= asset_path(...) %>').
If you are using Rails > 3.2.1, you can use font_path(...) instead of asset_path(...). This helper does exactly the same thing but it's more clear.
Finally, use your font in your CSS like you declared ...
UPDATE multiple tables in MySQL using LEFT JOIN
...ble that is liked by a second table.
UPDATE t1
LEFT JOIN
t2
ON
t2.some_id = t1.some_id
LEFT JOIN
t3
ON
t2.t3_id = t3.id
SET
t1.new_column = t3.column;
This would be useful in a case where you had users and groups, and you wanted a user to be able to add their own variation of the group n...
How to create a new java.io.File in memory?
...xt
Files.write(hello, ImmutableList.of("hello world"), StandardCharsets.UTF_8);
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What are the options for storing hierarchical data in a relational database? [closed]
...st.
+-------------+----------------------+--------+-----+-----+
| category_id | name | parent | lft | rgt |
+-------------+----------------------+--------+-----+-----+
| 1 | ELECTRONICS | NULL | 1 | 20 |
| 2 | TELEVISIONS | 1 | 2 | ...
Why is \r a newline for Vim?
...
From http://vim.wikia.com/wiki/Search_and_replace :
When Searching
...
\n is newline, \r is CR (carriage return = Ctrl-M = ^M)
When Replacing
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\r is newline, \n is a null byte (0x00).
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ssh: connect to host github.com port 22: Connection timed out
...swered Oct 15 '18 at 12:41
Mahan_FMahan_F
2,74311 gold badge1010 silver badges2121 bronze badges
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write a shell script to ssh to a remote machine and execute commands
...
This work for me.
Syntax : ssh -i pemfile.pem user_name@ip_address 'command_1 ; command 2; command 3'
#! /bin/bash
echo "########### connecting to server and run commands in sequence ###########"
ssh -i ~/.ssh/ec2_instance.pem ubuntu@ip_address 'touch a.txt; touch b.txt; s...