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How to iterate over a JavaScript object?
...
906
For most objects, use for .. in :
for (let key in yourobject) {
console.log(key, yourobject[...
pip install from git repo branch
... git+https://github.com/tangentlabs/django-oscar-paypal.git@issue/34/oscar-0.6
And specify the branch name without the leading /.
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Padding characters in printf
...ength of the second string if you want ragged-right lines.
pad=$(printf '%0.1s' "-"{1..60})
padlength=40
string2='bbbbbbb'
for string1 in a aa aaaa aaaaaaaa
do
printf '%s' "$string1"
printf '%*.*s' 0 $((padlength - ${#string1} - ${#string2} )) "$pad"
printf '%s\n' "$string2"
str...
sh: 0: getcwd() failed: No such file or directory on cited drive
... with the same name.
– Jackson
Nov 20 '15 at 18:45
exactly true! nice!
– farhad goodarzi
...
Android Webview - Completely Clear the Cache
...arCacheFolder(final File dir, final int numDays) {
int deletedFiles = 0;
if (dir!= null && dir.isDirectory()) {
try {
for (File child:dir.listFiles()) {
//first delete subdirectories recursively
if (child.isDirectory()) {
...
Is it safe to assume a GUID will always be unique?
...ow there is a minute possibility of a clash but if I generated a batch of 1000 GUIDs (for example), would it be safe to assume they're all unique to save testing each one?
...
How to detect responsive breakpoints of Twitter Bootstrap 3 using JavaScript?
... Bootstrap 3 have the following responsive breakpoints: 768px, 992px and 1200px, representing small, medium and large devices respectively.
...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...L(Cassandra, HBase, MongoDB)。
注：NoSQL的实现在mahout-integration-0.8.jar中。
数据格式支持2种：
GenericDataModel: 用户ID，物品ID，用户对物品的打分(UserID,ItemID,PreferenceValue)
GenericBooleanPrefDataModel: 用户ID，物品ID (UserID,ItemID)，这种方式表...
How to get the command line args passed to a running process on unix/linux systems?
...
310
There are several options:
ps -fp <pid>
cat /proc/<pid>/cmdline | sed -e "s/\x00/ /...