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How to copy files from 'assets' folder to sdcard?
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If anyone else is having the same problem, this is how I did it
private void copyAssets() {
AssetManager assetManager = getAssets();
String[] files = null;
try {
files = assetManager.list("");
} catch (IOException e) {
Log....
SQL JOIN vs IN performance?
I have a case where using a JOIN or an IN will give me the correct results... Which typically has better performance and why? How much does it depend on what database server you are running? (FYI I am using MSSQL)
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mysql check collation of a table
...t a table, including the collation.
For example SHOW TABLE STATUS where name like 'TABLE_NAME'
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How to add text inside the doughnut chart using Chart.js?
...belFontSize : 24,
labelFontColor : "#666"
and then in function drawPieSegments
ctx.fillText(data[0].value + "%", width/2 - 20, width/2, 200);
See this pull: https://github.com/nnnick/Chart.js/pull/35
here is a fiddle http://jsfiddle.net/mayankcpdixit/6xV78/ implementing the same.
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How to return only the Date from a SQL Server DateTime datatype
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for example
SELECT DATEADD(dd, 0, DATEDIFF(dd, 0, GETDATE()))
gives me
2008-09-22 00:00:00.000
Pros:
No varchar<->datetime conversions required
No need to think about locale
As suggested by Michael
Use this variant: SELECT DATEADD(dd, DATEDIFF(dd, 0, getdate()), 0)
select...
Multiprocessing: How to use Pool.map on a function defined in a class?
When I run something like:
18 Answers
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data.table vs dplyr: can one do something well the other can't or does poorly?
...familiar with data.table , not so much with dplyr . I've read through some dplyr vignettes and examples that have popped up on SO, and so far my conclusions are that:
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How to export a Vagrant virtual machine to transfer it
...t a file (or files) that can be copied to another PC, so there I can run some command to import the vagrant box.
7 Answers
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How to get the insert ID in JDBC?
...se (which is Microsoft SQL Server in my case) using JDBC in Java. At the same time, I want to obtain the insert ID. How can I achieve this using JDBC API?
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Maven is not working in Java 8 when Javadoc tags are incomplete
...ory projects that have incomplete Javadoc tags (for example, a missing parameter).
17 Answers
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