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What is the $$hashKey added to my JSON.stringify result
... was then rendered by an ng-repeat. I was getting angular 'duplicate key' errors when using JSON.parse(JSON.stringify(obj)) to clone my element. Using JSON.parse(angular.toJson(obj)); fixed things. Thanks!
– SAL
Nov 16 '16 at 15:17
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How to get the nvidia driver version from the command line?
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In my centos 6.4 system, it gives me error as "-bash: nvidia-smi: command not found". What might be the problem ?
– Shyamkkhadka
Mar 5 '17 at 10:03
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dd: How to calculate optimal blocksize? [closed]
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dd_obs_test.sh:
#!/bin/bash
# Since we're dealing with dd, abort if any errors occur
set -e
TEST_FILE=${1:-dd_obs_testfile}
TEST_FILE_EXISTS=0
if [ -e "$TEST_FILE" ]; then TEST_FILE_EXISTS=1; fi
TEST_FILE_SIZE=134217728
if [ $EUID -ne 0 ]; then
echo "NOTE: Kernel cache will not be cleared bet...
Singleton: How should it be used
...t; "hello world\n";
Of course not. We don't need protection against this error, because that kind of error just doesn't happen. If it does, the correct response is to go home and sleep for 12-20 hours and hope you feel better.
If only one object is needed, simply create one instance. If one objec...
Abstract methods in Python [duplicate]
...uently.
class Base(object):
def go(self):
raise NotImplementedError("Please Implement this method")
class Specialized(Base):
def go(self):
print "Consider me implemented"
share
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How can I setup & run PhantomJS on Ubuntu?
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I ran into this issue: bin/phantomjs: error while loading shared libraries: libfontconfig.so.1: cannot open shared object file: No such file or directory. I found a fix here. Run the command: sudo apt-get install libfontconfig
– Neil Hoff
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Truncate Two decimal places without rounding
... of decimal places (say 25) it will cause the end result to have precision error. I fixed it by changing the factor type to decimal.
– TheKingDave
Aug 19 '13 at 14:34
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Do NSUserDefaults persist through an Update to an app in the Appstore?
Is this the case? Do NSUserDefaults get reset when you submit an update to an app on the App Store, or are they reset?
6 An...
How do I assert equality on two classes without an equals method?
...u don't have to pull in yet another test framework and it'll give a useful error when the assert fails (expected: field=<value> but was field=<something else>) instead of expected: true but was false if you use something like EqualsBuilder.reflectionEquals().
The downside is that it is ...
How to use a link to call JavaScript?
...e it will work for browsers with javascript not enabled, or if there is an error in the javascript code that doesn't work.
javascript runs on page load:
window.onload = function(){
document.getElementById("DaLink").onclick = function(){
if(funcitonToCall()){
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