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How to use phpexcel to read data and insert into database?
...hp application where I want to read data from excel, Insert into database and then generate pdf reports for specific users.
I searched a lot but nothing specific given about both things.
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How to refer environment variable in POM.xml?
... ${env.VARIABLE_NAME} will do what you want.
I will add a word of warning and say that a pom.xml should completely describe your project so please use environment variables judiciously. If you make your builds dependent on your environment, they are harder to reproduce
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Get last record in a queryset
...no real
effect (the ordering was undefined
prior to calling reverse(), and will
remain undefined afterward).
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How to run SQL script in MySQL?
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If you’re at the MySQL command line mysql> you have to declare the SQL file as source.
mysql> source \home\user\Desktop\test.sql;
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Difference between Django's annotate and aggregate methods?
Django's QuerySet has two methods, annotate and aggregate . The documentation says that:
3 Answers
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SQL - many-to-many table primary key
...ving a primary key on (col1,col2) is guaranteed unique (assuming your col1 and col2 values in the referenced tables are unique) and a separate index on (col2,col1) will catch those cases where the opposite order would execute faster. The surrogate is a waste of space.
You won't need indexes on the ...
adb shell command to make Android package uninstall dialog appear
I have adb running and device is connected to my system in debugging mode,
6 Answers
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WCF on IIS8; *.svc handler mapping doesn't work
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More specifically:
Run Server Manager (on task bar and start menu)
Choose the server to administer (probably local server)
Scroll down to "Roles and Features" section.
Choose "Add Role or Feature" from Tasks drop down
On "Add Role or Feature Wizard" dialog, click down to "Fea...
Reflection generic get field value
...ve field value via reflection. The problem is I don't know the fields type and have to decide it while getting the value.
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How to override trait function and call it from the overridden function?
... You can't access its members directly. It's basically just automated copy and paste...
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