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How do you Force Garbage Collection from the Shell?
So I am looking at a heap with jmap on a remote box and I want to force garbage collection on it. How do you do this without popping into jvisualvm or jconsole and friends?
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PHP Fatal error: Call to undefined function json_decode()
...The JSON license has a clause which states:
The Software shall be used for Good, not Evil.
This causes a problem with Free Software Foundation's definition of free software which states:
The freedom to run the program, for any purpose (freedom 0).
FSF goes on to specifically list the JSO...
Eclipse - debugger doesn't stop at breakpoint
...d to one of the bugs in JDK 6 Update 14, as indicated in the release notes for JDK 6 update 15.
If this indeed turns out to be the issue, you should move to a higher version of the JDK (that's no guarantee though, since fixes have been released against 6u16, 6u18 and 7b1). The best bet is to use -X...
insert a NOT NULL column to an existing table
...ABLE ADD STAGE INT NULL
GO
UPDATE MY_TABLE SET <a valid not null values for your column>
GO
ALTER TABLE MY_TABLE ALTER COLUMN STAGE INT NOT NULL
GO
Another option is to specify correct default value for your column:
ALTER TABLE MY_TABLE ADD STAGE INT NOT NULL DEFAULT '0'
UPD: Please not...
JavaScript REST client Library [closed]
Is there a JavaScript library which allow me to perform all the REST operation like ( GET , POST , PUT and DELETE over HTTP or HTTPS )?
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Get color value programmatically when it's a reference (theme)
... = typedValue.data;
Also make sure to apply the theme to your Activity before calling this code. Either use:
android:theme="@style/Theme.BlueTheme"
in your manifest or call (before you call setContentView(int)):
setTheme(R.style.Theme_BlueTheme)
in onCreate().
I've tested it with your valu...
How to diff one file to an arbitrary version in Git?
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Note that this doesn't just work for files, it also works for (sub)directories as well, for example git diff <revision>:foo/ HEAD:foo/.
– user456814
Jul 5 '14 at 18:59
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How can I determine the current line number in JavaScript?
Does JavaScript have a mechanism for determining the line number of the currently executing statement (and if so, what is it)?
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Add new value to an existing array in JavaScript [duplicate]
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You don't need jQuery for that. Use regular javascript
var arr = new Array();
// or var arr = [];
arr.push('value1');
arr.push('value2');
Note: In javascript, you can also use Objects as Arrays, but still have access to the Array prototypes. Th...
Pycharm does not show plot
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It's really amazing - this worked for me, and none of the others did. What was surprising is, I didn't need plt.show() in Jupyter Notebook, dunno why the behavior is different in PyCharm
– Ambareesh
Jan 24 '19 at 5:08
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