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Byte[] to InputStream or OutputStream
I have a blob column in my database table, for which I have to use byte[] in my Java program as a mapping and to use this data I have to convert it to InputStream or OutputStream . But I don't know what happens internally when I do so. Can anyone briefly explain me what's happening when I do th...
How can I use mySQL replace() to replace strings in multiple records?
We have a database that has a bunch of records with some bad data in one column, in which an embedded editor escaped some stuff that shouldn't have been escaped and it's breaking generated links.
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Git remote branch deleted, but still it appears in 'branch -a'
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Git: How to diff two different files in different branches?
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Script Tag - async & defer
...ge can start responding to user events and you may need to run some jQuery-based initialization code to establish the initial state of the page. It can be used async, but other scripts will have to be coded to not execute until jQuery is loaded.
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How to export JavaScript array info to csv (on client side)?
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Based on the answers above I created this function that I have tested on IE 11, Chrome 36 and Firefox 29
function exportToCsv(filename, rows) {
var processRow = function (row) {
var finalVal = '';
for (v...
How do I correctly clean up a Python object?
...d it works flawlessly, better than other solutions. I have multiprocessing-based communicator class which opens a serial port and then I have a stop() method to close the ports and join() the processes. However, if the programs exits unexpectedly stop() is not called - I solved that with a finalizer...
How to randomly sort (scramble) an array in Ruby?
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jQuery ui dialog change title after load-callback
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Reusing a PreparedStatement multiple times
...tion when all batches are finished. Otherwise it may result in a dirty database when the first bunch of batches succeeded and the later not.
public void executeBatch(List<Entity> entities) throws SQLException {
try (Connection connection = dataSource.getConnection()) {
connection...