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mysql_config not found when installing mysqldb python interface
...one Building dependency tree Reading state information...Done Note, selecting libmysqlclient15-dev instead of libmysqlclient-dev Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required...
Using Git with an existing Xcode project
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After this restart the Xcode and choose Source Control Navigator and then select the master and right click then choose option "Create Remote"
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BACKUP LOG cannot be performed because there is no current database backup
...lServer :
first right click on Database --> Task --> Restore --> Select Backup File -->
Finally Apply Change in Options Tab.
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How to solve privileges issues when restore PostgreSQL Database
...t = 0;
SET client_encoding = 'UTF8';
SET standard_conforming_strings = on;
SELECT pg_catalog.set_config('search_path', '', false);
SET check_function_bodies = false;
SET client_min_messages = warning;
SET row_security = off;
--
-- Name: EXTENSION plpgsql; Type: COMMENT; Schema: -; Owner:
--
COMME...
How to get the title of HTML page with JavaScript?
...URL bar and then click enter:
javascript:alert(document.title);
You can select and copy the text from the alert depending on the website and the web browser you are using.
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NoSql vs Relational database
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Well, you can't do SELECT blob FROM images WHERE blob CONTAINS('red car'). So while you can store the data raw in the database, you can't search it without attaching metadata. Full-text-search modules in RDBMS systems bridges some of the semi-s...
INotifyPropertyChanged vs. DependencyProperty in ViewModel
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If you select .NET Framework version 4, then the link still works. It's just not available for "current version".
– doubleYou
Mar 17 '16 at 13:33
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How to turn on line numbers in IDLE?
...Numbers entry on the Options menu. There is currently no hotkey. One can select a line or bloc of lines by clicking on a line or clicking and dragging.
Some people may have missed Edit / Go to Line. The right-click context menu Goto File/Line works on grep (Find in Files) output as well as on tr...
What does the caret (^) character mean?
...n and range specifiers:
https://git-scm.com/book/en/v2/Git-Tools-Revision-Selection
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pandas: filter rows of DataFrame with operator chaining
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Since version 0.18.1 the .loc method accepts a callable for selection. Together with lambda functions you can create very flexible chainable filters:
import numpy as np
import pandas as pd
df = pd.DataFrame(np.random.randint(0,100,size=(100, 4)), columns=list('ABCD'))
df.loc[lambda ...