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Will docker container auto sync time with the host machine?
...
If you are on OSX running boot2docker, see this issue: https://github.com/boot2docker/boot2docker/issues/290
Time synch becomes an issue because the boot2docker host has its time drift while your OS is asleep. Time synch with your docker container cannot be resolved by running y...
How set background drawable programmatically in Android
... can use AppCompatResources.getDrawable(this.getContext(), resId) instead, Google already implemented it to in AppCompat* widget/view, e.g: android.support.v7.widget.AppCompatCheckBox
– mochadwi
Mar 5 at 16:26
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How do I set cell value to Date and apply default Excel date format?
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http://poi.apache.org/spreadsheet/quick-guide.html#CreateDateCells
CellStyle cellStyle = wb.createCellStyle();
CreationHelper createHelper = wb.getCreationHelper();
cellStyle.setDataFormat(
createHelper.createDataFormat(...
Listing all permutations of a string/integer
.....z) -->
a + perm(...), b + perm(....)
....
I found the pseudocode on http://www.programmersheaven.com/mb/Algorithms/369713/369713/permutation-algorithm-help/:
makePermutations(permutation) {
if (length permutation < required length) {
for (i = min digit to max digit) {
if (i not...
Exit a Script On Error
...
Are you looking for exit?
This is the best bash guide around.
http://tldp.org/LDP/abs/html/
In context:
if jarsigner -verbose -keystore $keyst -keystore $pass $jar_file $kalias
then
echo $jar_file signed sucessfully
else
echo ERROR: Failed to sign $jar_file. Please recheck the...
How to remove non-alphanumeric characters?
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Test it here with this great tool that explains what the regex is doing:
http://www.regexr.com/
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Performing Inserts and Updates with Dapper
... still deciding on APIs and if this goes in core or not. See: https://code.google.com/archive/p/dapper-dot-net/issues/6 for progress.
In the mean time you can do the following
val = "my value";
cnn.Execute("insert into Table(val) values (@val)", new {val});
cnn.Execute("update Table set val = @...
How can I hash a password in Java?
...urrently by multiple threads.
*
* @author erickson
* @see <a href="http://stackoverflow.com/a/2861125/3474">StackOverflow</a>
*/
public final class PasswordAuthentication
{
/**
* Each token produced by this class uses this identifier as a prefix.
*/
public static final S...
How to specify font attributes for all elements on an html web page?
... the beginning of my stylesheet rather than linking it separately, saves a HTTP request. It will help you set consistent styles across browsers because it zeroes everything: the only styles will be ones that you write.
– Chris Cox
Mar 31 '14 at 0:18
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Library not loaded: libmysqlclient.16.dylib error when trying to run 'rails server' on OS X 10.6 wit
...rofile
export DYLD_LIBRARY_PATH=/usr/local/mysql/lib:$DYLD_LIBRARY_PATH
http://www.rickwargo.com/2010/12/16/installing-mysql-5-5-on-os-x-10-6-snow-leopard-and-rails-3/
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